[apops] Weekly Routing Table Report

  • To: apops at apops dot net, nanog at nanog dot org, routing-wg at ripe dot net, afnog at afnog dot org, ausnog at ausnog dot net, sanog at sanog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 5 Jan 2008 04:02:57 +1000 (EST)
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  • Reply-to: pfs@cisco.com
    • Routing Table as seen from APNIC's router in Japan.
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.apnic.net.
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 05 Jan, 2008
      
      Report Website:     http://thyme.apnic.net
      Detailed Analysis:  http://thyme.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              242200
          Prefixes after maximum aggregation:                          124007
          Deaggregation factor:                                          1.95
          Unique aggregates announced to Internet:                     118208
      Total ASes present in the Internet Routing Table:                 27005
          Prefixes per ASN:                                              8.97
      Origin-only ASes present in the Internet Routing Table:           23512
      Origin ASes announcing only one prefix:                           11444
      Transit ASes present in the Internet Routing Table:                3493
      Transit-only ASes present in the Internet Routing Table:             75
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      19
          Max AS path prepend of ASN (29642)                               15
      Prefixes from unregistered ASNs in the Routing Table:                14
          Unregistered ASNs in the Routing Table:                          11
      Prefixes from 32-bit ASNs in the Routing Table:                       8
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1799264928
          Equivalent to 107 /8s, 62 /16s and 154 /24s
          Percentage of available address space announced:               48.5
          Percentage of allocated address space announced:               62.1
          Percentage of available address space allocated:               78.2
      Total number of prefixes smaller than registry allocations:      113778
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    55901
          Total APNIC prefixes after maximum aggregation:               20947
          APNIC Deaggregation factor:                                    2.67
      Prefixes being announced from the APNIC address blocks:           53413
          Unique aggregates announced from the APNIC address blocks:    23736
      APNIC Region origin ASes present in the Internet Routing Table:    3088
          APNIC Prefixes per ASN:                                       17.30
      APNIC Region origin ASes announcing only one prefix:                809
      APNIC Region transit ASes present in the Internet Routing Table:    459
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         14
      Number of APNIC addresses announced to Internet:              324705440
          Equivalent to 19 /8s, 90 /16s and 156 /24s
          Percentage of available APNIC address space announced:         74.3
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911
      APNIC Address Blocks   58/7, 60/7, 114/7, 116/6, 120/6, 124/7, 126/8
                             202/7, 210/7, 218/7, 220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    114232
          Total ARIN prefixes after maximum aggregation:                65155
          ARIN Deaggregation factor:                                     1.75
      Prefixes being announced from the ARIN address blocks:            83294
          Unique aggregates announced from the ARIN address blocks:     33130
      ARIN Region origin ASes present in the Internet Routing Table:    12043
          ARIN Prefixes per ASN:                                         6.92
      ARIN Region origin ASes announcing only one prefix:                4634
      ARIN Region transit ASes present in the Internet Routing Table:    1149
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          15
      Number of ARIN addresses announced to Internet:               355905984
          Equivalent to 21 /8s, 54 /16s and 177 /24s
          Percentage of available ARIN address space announced:          78.6
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                             3354-4607, 4865-5119, 5632-6655, 6912-7466
                             7723-8191, 10240-12287, 13312-15359, 16384-17407
                             18432-20479, 21504-23551, 25600-26591,
                             26624-27647, 29696-30719, 31744-33791
                             35840-36863, 39936-40959
      ARIN Address Blocks    24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     50554
          Total RIPE prefixes after maximum aggregation:                32176
          RIPE Deaggregation factor:                                     1.57
      Prefixes being announced from the RIPE address blocks:            47887
          Unique aggregates announced from the RIPE address blocks:     31727
      RIPE Region origin ASes present in the Internet Routing Table:    10690
          RIPE Prefixes per ASN:                                         4.48
      RIPE Region origin ASes announcing only one prefix:                5645
      RIPE Region transit ASes present in the Internet Routing Table:    1658
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          18
      Number of RIPE addresses announced to Internet:               339848832
          Equivalent to 20 /8s, 65 /16s and 174 /24s
          Percentage of available RIPE address space announced:          77.9
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             40960-45055
      RIPE Address Blocks    62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   18140
          Total LACNIC prefixes after maximum aggregation:               4608
          LACNIC Deaggregation factor:                                   3.94
      Prefixes being announced from the LACNIC address blocks:          16311
          Unique aggregates announced from the LACNIC address blocks:    9002
      LACNIC Region origin ASes present in the Internet Routing Table:    893
          LACNIC Prefixes per ASN:                                      18.27
      LACNIC Region origin ASes announcing only one prefix:               289
      LACNIC Region transit ASes present in the Internet Routing Table:   154
      Average LACNIC Region AS path length visible:                       4.0
          Max LACNIC Region AS path length visible:                        19
      Number of LACNIC addresses announced to Internet:              47137792
          Equivalent to 2 /8s, 207 /16s and 68 /24s
          Percentage of available LACNIC address space announced:        46.8
      
      LACNIC AS Blocks       26592-26623, 27648-28671, plus ERX transfers
      LACNIC Address Blocks  186/7, 189/8, 190/8, 200/7
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   3351
          Total AfriNIC prefixes after maximum aggregation:              1105
          AfriNIC Deaggregation factor:                                  3.03
      Prefixes being announced from the AfriNIC address blocks:          2500
          Unique aggregates announced from the AfriNIC address blocks:   1455
      AfriNIC Region origin ASes present in the Internet Routing Table:   215
          AfriNIC Prefixes per ASN:                                     11.63
      AfriNIC Region origin ASes announcing only one prefix:               67
      AfriNIC Region transit ASes present in the Internet Routing Table:   38
      Average AfriNIC Region AS path length visible:                      3.6
          Max AfriNIC Region AS path length visible:                       14
      Number of AfriNIC addresses announced to Internet:              8214528
          Equivalent to 0 /8s, 125 /16s and 88 /24s
          Percentage of available AfriNIC address space announced:       24.5
      
      AfriNIC AS Blocks      36864-37887 & ERX transfers
      AfriNIC Address Blocks 41/8, 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4755     1510        383          70   Videsh Sanchar Nigam Ltd. Aut
       9583     1104         82         434   Sify Limited
       9498     1101        549          61   BHARTI BT INTERNET LTD.
       4134      980      11601         305   CHINANET-BACKBONE
      17488      944         61          82   Hathway IP Over Cable Interne
       4766      827       5495         339   Korea Telecom (KIX)
      23577      810         34         691   Korea Telecom (ATM-MPLS)
      18101      608        120          59   Reliance Infocom Ltd Internet
       4780      592        308          42   Digital United Inc.
       9829      590        449          11   BSNL National Internet Backbo
       1221      545       1952         421   Telstra Pty Ltd
       4812      529        874          82   China Telecom (Shanghai)
       4808      526        815         123   CNCGROUP IP network: China169
       4668      521         68          10   LG-EDS Systems Inc.
      17676      505      10919          64   Softbank BB Corp.
       7545      490        147          93   TPG Internet Pty Ltd
       4802      470        128         151   Wantree Development
       9443      434        121          69   Primus Telecommunications
      17974      400        145          17   PT TELEKOMUNIKASI INDONESIA
       7474      387        202         273   SingTel Optus Pty Ltd
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1483       6106        1006   AT&T WorldNet Services
       4323     1387       1009         360   Time Warner Telecom
       2386     1342        651         815   AT&T Data Communications Serv
      11492     1205        134          16   Cable One 
       6478     1096        330         135   AT&T Worldnet Services 
      18566     1039        296          10   Covad Communications 
       7011     1010        297         590   Citizens Utilities 
        174      970       6832         818   Cogent Communications
       6197      969        697         502   BellSouth Network Solutions, 
        701      899       6544         706   UUNET Technologies, Inc. 
      20115      858        792         466   Charter Communications 
      19262      856       3141         172   Verizon Global Networks 
      22773      838       2140          59   Cox Communications, Inc.
       3356      836      10907         415   Level 3 Communications, LLC 
       1239      794       2672         551   Sprint 
        209      747       3784         595   Qwest 
       5668      665        177          19   CenturyTel Internet Holdings,
       6140      604        109         152   ImpSat
      15270      597        160          53   PaeTec.net -a division of Pae
       6517      595        150          41   Yipes Communications, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3292      409       1654         368   TDC Tele Danmark
       3301      324       1458         298   TeliaNet Sweden
       3320      316       6019         262   Deutsche Telekom AG
       8452      287        188           7   TEDATA
       8551      277        266          40   Bezeq International
       8866      276         78          24   Bulgarian Telecommunication C
       6746      272        128         250   Dynamic Network Technologies,
        680      270       2046         255   DFN-IP service G-WiN
       3215      270       2583          92   France Telecom Transpac
       8708      270        420         242   Romania Data Systems S.A.
       8220      242        422         228   COLT Telecommunications
       3352      238       1948          40   Ibernet, Internet Access Netw
       9155      233         43          10   QualityNet AS number
       3269      231       3037          68   TELECOM ITALIA
       5462      229        666          27   Telewest Broadband
       9116      215        184          28   Goldenlines main autonomous s
       3300      211        172         100   AUCS Communications Services 
       9121      209       1444          25   TTnet Autonomous System
      29357      199         17           4   WATANIYA TELECOM
       1257      196       1195         179   SWIPnet Swedish IP Network
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151     1149       2390         219   UniNet S.A. de C.V. 
      11830      545        299           9   Instituto Costarricense de El
      16814      427         27          10   NSS, S.A. 
       7303      419        204          56   Telecom Argentina Stet-France
      11172      379        115          62   Servicios Alestra S.A de C.V 
       6471      376         85          37   ENTEL CHILE S.A. 
      14522      371         34           8   SatNet S.A. 
      22047      322        254          13   VTR PUNTO NET S.A. 
      10620      302         81          23   TVCABLE BOGOTA 
      10481      301        120          10   Prima S.A. 
      14117      286         19          15   Telefonica del Sur S.A. 
       6147      255        214          21   Telefonica Del Peru 
       7738      237        602          25   Telecomunicacoes da Bahia S.A
      11556      235        128           3   Cable-Wireless Panama 
      28573      230        322          23   NET Servicos de Comunicao S.A
      23216      225         17          47   RAMtelecom Telecomunicaciones
      20299      220         33          29   NEWCOM AMERICAS 
       6503      216        180          85   AVANTEL, S.A. 
      19169      193         12          20   Telconet 
      21826      187         33          48   INTERCABLE 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      24863      402         60          36   LINKdotNET AS number
       3741      284        869         226   The Internet Solution 
      20858      201         34           3   EgyNet
       6713      145        135          11   Itissalat Al-MAGHRIB
       2018      142        268         114   Tertiary Education Network 
      33783      139          9          10   EEPAD TISP TELECOM & INTERNET
       5536      124          8          10   Internet Egypt Network
      33776       99          6           7   Starcomms Nigeria Limited
      24835       88         48           6   RAYA Telecom - Egypt
      15475       84         84           4   Nile Online
      23889       79         24          16   MAURITIUS TELECOM
       2905       77        174          73   The Internetworking Company o
      29571       77         13           7   Ci Telecom Autonomous system 
      20484       70          5           6   Yalla Online Autonomous Syste
      15706       57         12           4   Sudatel Internet Exchange Aut
       5713       50        455          40   Telkom SA Ltd 
      33774       50         37          28   AS Number for Telecom Algeria
      16637       43         21          28   Johnnic e-Ventures 
       8524       33          2           8   AUCEGYPT Autonomous System
      12455       32          6           3   Jambonet Autonomous system
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      11492      1205        1189      Cable One 
       9498      1101        1040      BHARTI BT INTERNET LTD.
      18566      1039        1029      Covad Communications 
       4323      1387        1027      Time Warner Telecom
       6478      1096         961      AT&T Worldnet Services 
       8151      1149         930      UniNet S.A. de C.V. 
      17488       944         862      Hathway IP Over Cable Interne
      22773       838         779      Cox Communications, Inc.
      19262       856         684      Verizon Global Networks 
       4134       980         675      CHINANET-BACKBONE
       9583      1104         670      Sify Limited
       5668       665         646      CenturyTel Internet Holdings,
       9829       590         579      BSNL National Internet Backbo
       6517       595         554      Yipes Communications, Inc. 
       4780       592         550      Digital United Inc.
      18101       608         549      Reliance Infocom Ltd Internet
      15270       597         544      PaeTec.net -a division of Pae
      11830       545         536      Instituto Costarricense de El
       2386      1342         527      AT&T Data Communications Serv
      19916       563         521      OLM LLC 
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      43185   UNALLOCATED   77.95.208.0/21       12779       ITGATE.Net
      65500   PRIVATE       83.142.233.0/24      20516       *LuckyNet Israel
      65101   PRIVATE       89.211.160.0/19      42298       Qatar Telecom
      65101   PRIVATE       89.211.192.0/19      42298       Qatar Telecom
      65364   PRIVATE       190.144.163.0/24     14080       FIRSTCOM COLOMBIA 
      65389   PRIVATE       190.144.166.0/24     14080       FIRSTCOM COLOMBIA 
      65394   PRIVATE       190.144.167.0/24     14080       FIRSTCOM COLOMBIA 
      65403   PRIVATE       190.144.168.0/24     14080       FIRSTCOM COLOMBIA 
      65375   PRIVATE       190.144.175.0/24     14080       FIRSTCOM COLOMBIA 
      60003   RESERVED      195.164.196.0/24      8308       NASK
      65201   PRIVATE       202.112.49.0/24       4538       China Education and 
      65201   PRIVATE       202.112.50.0/24       4538       China Education and 
      65201   PRIVATE       202.112.54.0/24       4538       China Education and 
      65201   PRIVATE       202.112.57.0/24       4538       China Education and 
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      31.31.31.0/24         9730     The Best ISP to go Multimedia
      132.0.0.0/10           721     DLA Systems Automation Center
      137.0.0.0/13           721     DLA Systems Automation Center
      158.0.0.0/13           721     DLA Systems Automation Center
      172.33.1.0/24         7018     AT&T WorldNet Services
      173.173.173.0/24      9730     The Best ISP to go Multimedia
      192.0.10.0/24         9498     BHARTI BT INTERNET LTD.
      192.44.0.0/24         5501     Fraunhofer Gesellschaft
      192.44.0.0/19          702     UUNET - Commercial IP service
      192.70.164.0/24      25689     National Research Council of 
      192.153.136.0/21       721     DLA Systems Automation Center
      192.172.0.0/19         721     DLA Systems Automation Center
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:18       /9:9       /10:15      /11:40      /12:134     
      /13:271     /14:488     /15:969     /16:9748    /17:4211    /18:6940    
      /19:14918   /20:17056   /21:16132   /22:20287   /23:21293   /24:127042  
      /25:871     /26:1090    /27:551     /28:102     /29:8       /30:1       
      /31:0       /32:6       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      11492     1195          1205      Cable One 
       6478     1095          1096      AT&T Worldnet Services 
       2386     1037          1342      AT&T Data Communications Serv
      18566     1020          1039      Covad Communications 
       9583      949          1104      Sify Limited
       7011      895          1010      Citizens Utilities 
       4755      876          1510      Videsh Sanchar Nigam Ltd. Aut
       7018      816          1483      AT&T WorldNet Services
      23577      801           810      Korea Telecom (ATM-MPLS)
       9498      774          1101      BHARTI BT INTERNET LTD.
      17488      759           944      Hathway IP Over Cable Interne
       6197      729           969      BellSouth Network Solutions, 
       4766      610           827      Korea Telecom (KIX)
       4323      594          1387      Time Warner Telecom
       6517      559           595      Yipes Communications, Inc. 
      15270      558           597      PaeTec.net -a division of Pae
      19916      558           563      OLM LLC 
       5668      522           665      CenturyTel Internet Holdings,
       4668      511           521      LG-EDS Systems Inc.
      18101      502           608      Reliance Infocom Ltd Internet
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         8:96       12:1933     13:2        15:21       16:3      
        17:6        18:14       20:35       24:1009     25:1        31:1      
        32:61       33:4        38:373      40:65       41:438      44:2      
        47:8        52:3        55:3        56:3        57:21       58:507    
        59:417      60:403      61:984      62:1046     63:1982     64:3323   
        65:2365     66:3564     67:1013     68:642      69:2074     70:470    
        71:105      72:1471     73:7        74:802      75:173      76:174    
        77:488      78:416      79:65       80:886      81:791      82:558    
        83:365      84:520      85:893      86:363      87:593      88:290    
        89:1080     90:39       91:874      92:60       96:2        97:7      
        98:28      114:1       115:1       116:466     117:236     118:59     
       119:79      121:388     122:668     123:226     124:764     125:1059   
       128:311     129:187     130:130     131:389     132:68      133:9      
       134:187     135:34      136:197     137:84      138:150     139:90     
       140:500     141:129     142:374     143:264     144:321     145:51     
       146:336     147:128     148:482     149:188     150:115     151:129    
       152:95      153:127     154:11      155:279     156:200     157:244    
       158:165     159:210     160:192     161:99      162:199     163:189    
       164:562     165:413     166:290     167:310     168:553     169:129    
       170:426     171:28      172:3       173:1       189:138     190:1336   
       192:5739    193:4063    194:3246    195:2336    196:951     198:3807   
       199:3226    200:5337    201:1299    202:7476    203:7905    204:3966   
       205:2059    206:2411    207:2748    208:3079    209:3580    210:2637   
       211:1116    212:1262    213:1607    214:440     215:45      216:4092   
       217:1227    218:329     219:401     220:1006    221:407     222:295    
      
      
      End of report