[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
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at apnic dot net>
  • Date: Sat, 10 Sep 2005 04:06:50 +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
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 10 Sep, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              169983
          Prefixes after maximum aggregation:                           97203
          Unique aggregates announced to Internet:                      82000
      Total ASes present in the Internet Routing Table:                 20445
      Origin-only ASes present in the Internet Routing Table:           17787
      Origin ASes announcing only one prefix:                            8431
      Transit ASes present in the Internet Routing Table:                2658
      Transit-only ASes present in the Internet Routing Table:             73
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      26
      Prefixes from unregistered ASNs in the Routing Table:                21
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1419431168
          Equivalent to 84 /8s, 154 /16s and 205 /24s
          Percentage of available address space announced:               38.3
          Percentage of allocated address space announced:               57.7
          Percentage of available address space allocated:               66.4
      Total number of prefixes smaller than registry allocations:       80774
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    35338
          Total APNIC prefixes after maximum aggregation:               15719
      Prefixes being announced from the APNIC address blocks:           33197
          Unique aggregates announced from the APNIC address blocks:    16372
      APNIC Region origin ASes present in the Internet Routing Table:    2356
      APNIC Region origin ASes announcing only one prefix:                700
      APNIC Region transit ASes present in the Internet Routing Table:    362
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         18
      Number of APNIC addresses announced to Internet:              197369344
          Equivalent to 11 /8s, 195 /16s and 158 /24s
          Percentage of available APNIC address space announced:         73.2
      
      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, 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:                     90654
          Total ARIN prefixes after maximum aggregation:                55107
      Prefixes being announced from the ARIN address blocks:            70887
          Unique aggregates announced from the ARIN address blocks:     26032
      ARIN Region origin ASes present in the Internet Routing Table:    10182
      ARIN Region origin ASes announcing only one prefix:                3765
      ARIN Region transit ASes present in the Internet Routing Table:     950
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               266366720
          Equivalent to 15 /8s, 224 /16s and 111 /24s
          Percentage of available ARIN address space announced:          66.2
      
      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
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
                             198/7, 204/6, 208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     32763
          Total RIPE prefixes after maximum aggregation:                22377
      Prefixes being announced from the RIPE address blocks:            29810
          Unique aggregates announced from the RIPE address blocks:     20148
      RIPE Region origin ASes present in the Internet Routing Table:     7070
      RIPE Region origin ASes announcing only one prefix:                3728
      RIPE Region transit ASes present in the Internet Routing Table:    1170
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          26
      Number of RIPE addresses announced to Internet:               217250688
          Equivalent to 12 /8s, 242 /16s and 251 /24s
          Percentage of available RIPE address space announced:          64.7
      
      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
      RIPE Address Blocks    62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    9508
          Total LACNIC prefixes after maximum aggregation:               3190
      Prefixes being announced from the LACNIC address blocks:           7859
          Unique aggregates announced from the LACNIC address blocks:    4571
      LACNIC Region origin ASes present in the Internet Routing Table:    634
      LACNIC Region origin ASes announcing only one prefix:               196
      LACNIC Region transit ASes present in the Internet Routing Table:   124
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        26
      Number of LACNIC addresses announced to Internet:              21992960
          Equivalent to 1 /8s, 79 /16s and 150 /24s
          Percentage of available LACNIC address space announced:        32.8
      
      LACNIC AS Blocks       26592-26623, 27648-28671, plus ERX transfers
      LACNIC Address Blocks  189/8, 190/8, 200/7
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1695
          Total AfriNIC prefixes after maximum aggregation:               810
      Prefixes being announced from the AfriNIC address blocks:          1024
          Unique aggregates announced from the AfriNIC address blocks:    775
      AfriNIC Region origin ASes present in the Internet Routing Table:   139
      AfriNIC Region origin ASes announcing only one prefix:               42
      AfriNIC Region transit ASes present in the Internet Routing Table:   17
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2650112
          Equivalent to 0 /8s, 40 /16s and 112 /24s
          Percentage of available AfriNIC address space announced:        7.9
      
      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
       4134      965       5884         200   CHINANET-BACKBONE
       9583      779         77          12   Sify Limited
       1221      749       1327         517   Telstra Pty Ltd
       4755      708        259          64   Videsh Sanchar Nigam Ltd. Aut
       4766      604       3927         287   Korea Telecom (KIX)
       7545      520        108          73   TPG Internet Pty Ltd
      17676      465       6739          99   Softbank BB Corp.
       9443      386         84          79   Primus Telecommunications
       2907      337       1789         314   SINET Japan
      17557      337         24         161   Pakistan Telecom
       9498      336        147          60   BHARTI BT INTERNET LTD.
       9929      335        224          46   China Netcom Corp.
      17488      319         19           8   Hathway IP Over Cable Interne
       7474      315        257         218   SingTel Optus Pty Ltd
       4802      299         60         152   Wantree Development
      18302      295        109         160   SK Global co., Ltd
       9837      277         79         178   Powertel Ltd
      17974      274         65          14   PT TELEKOMUNIKASI INDONESIA
        703      255        262         209   UUNET - Commercial IP service
       9800      246        386          66   CHINA UNICOM
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1504       6374         983   AT&T WorldNet Services
       4323     1164        706         227   Time Warner Telecom
        174     1117       5852        1021   Cogent Communications
        721     1081      21922         311   DLA Systems Automation Center
        701      998       8120         843   UUNET Technologies, Inc. 
       6197      943        389         478   BellSouth Network Solutions, 
       2386      902        514         674   AT&T Data Communications Serv
       1239      865       2851         610   Sprint 
      18566      843        224          21   Covad Communications 
      20115      644        506         324   Charter Communications 
        209      625       3457         493   Qwest 
       3356      577      10661         447   Level 3 Communications, LLC 
      27364      554         44          18   Armstrong Cable Services 
       3602      553        125         107   Sprint Canada, Inc. 
       3561      537       2401         419   Savvis
      22773      523       1352          27   Cox Communications, Inc.
       5668      495        115          23   CenturyTel Internet Holdings,
       6198      473        417         228   BellSouth Network Solutions, 
       7132      461       4949         395   SBC Internet Services
      19262      452       1372         120   Verizon Global Networks 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      591       1978         478   UUNET - Commercial IP service
       3301      301       1081         287   TeliaNet Sweden
       3320      292       3232         240   Deutsche Telekom AG
       8220      263        474         259   COLT Telecommunications
        680      244       2040         240   DFN-IP service G-WiN
       8708      234        262         215   Romania Data Systems S.A.
       3246      228        476         221   Song Networks
       1257      198        713         176   SWIPnet Swedish IP Network
       9121      195        290          41   TTnet Autonomous System
       6746      184         50         160   Dynamic Network Technologies,
       5515      181        778         127   Sonera Solution Autonomous Sy
       3269      174       1574          69   TELECOM ITALIA
        786      173       1779         173   The JANET IP Service
       5400      167        289         141   BT Ignite European Backbone
       6830      157        669          33   UPC Distribution Services
       3300      155        184          90   AUCS Communications Services 
       8866      154         36           8   Bulgarian Telecommunication C
      25186      142        145          99   France Telecom Transpac's Tra
       1273      138        174          96   Cable & Wireless Deutschland 
       8551      138        122          21   Bezeq International
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      397        650         168   UniNet S.A. de C.V. 
      16814      297         18           7   NSS, S.A. 
      11172      247         83          58   Servicios Alestra S.A de C.V 
       6147      196        118          21   Telefonica Del Peru 
      11664      190         20          23   Keytech SA 
      19632      183         14           5   Metropolis Intercom S.A. 
      22047      172        128           7   VTR PUNTO NET S.A. 
      14117      154         10           5   Telefonica del Sur S.A. 
       7303      145         69          16   Telecom Argentina Stet-France
      11556      129         64           2   Cable-Wireless Panama 
       6505      121         89          85   Global One Communicaoes Ltda 
      19169      121          8          25   Telconet 
      10481      120         48           8   Prima S.A. 
      13999      116         52           9   Mega Cable S.A. de C.V. 
       6503      114        148          75   AVANTEL, S.A. 
      18822      111          7          15   TELEFONICA MANQUEHUE 
      21826      104         13          15   INTERCABLE 
       5639      103         12           9   Telecommunications Services o
      11311       97          8          14   Sinectis S.A. 
      23216       96         24          19   RAMtelecom Telecomunicaciones
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      265        708         222   The Internet Solution 
       5536      124          8          11   Internet Egypt Network
       8452      108         32           7   TEDATA
       2018       96        295          87   Tertiary Education Network 
      15475       93         84           4   Nile Online
       2905       77        210          69   The Internetworking Company o
      24835       58         34           7   RAYA Telecom - Egypt
       6713       51         54           8   Itissalat Al-MAGHRIB
       5713       38        149          33   Telkom SA Ltd 
       9129       38          3           4   UUNET Kenya
      12455       36          6           3   Jambonet Autonomous system
      15706       31          8           3   Sudatel Internet Exchange Aut
      33774       27          4          18   AS Number for Telecom Algeria
      15804       26          2           1   AS of The Way Out Internet So
      16637       22         10          19   Johnnic e-Ventures 
      21280       22          4           5   Swift Global Kenya Ltd.Is an 
       8524       21          1           6   AUCEGYPT Autonomous System
      10798       21          1          12   Standard Bank of South Africa
      23889       20          5           9   MAURITIUS TELECOM
      15808       19          2           2   Communication Solutions Ltd i
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1164         937      Time Warner Telecom
      18566       843         822      Covad Communications 
        721      1081         770      DLA Systems Automation Center
       9583       779         767      Sify Limited
       4134       965         765      CHINANET-BACKBONE
       4755       708         644      Videsh Sanchar Nigam Ltd. Aut
      27364       554         536      Armstrong Cable Services 
      22773       523         496      Cox Communications, Inc.
       5668       495         472      CenturyTel Internet Holdings,
       6197       943         465      BellSouth Network Solutions, 
       7545       520         447      TPG Internet Pty Ltd
       3602       553         446      Sprint Canada, Inc. 
      17676       465         366      Softbank BB Corp.
       6467       428         355      E.Spire Communications, Inc. 
      19262       452         332      Verizon Global Networks 
      11492       330         323      Cable One 
      20115       644         320      Charter Communications 
       4766       604         317      Korea Telecom (KIX)
      17488       319         311      Hathway IP Over Cable Interne
      15270       335         308      PaeTec.net -a division of Pae
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65506   PRIVATE       64.151.117.0/24      26228       ServePath, LLC 
      64826   PRIVATE       64.200.250.0/23       7911       Williams Communicati
      65511   PRIVATE       65.77.145.0/24       16605       Aaro Broadband Wirel
      65205   PRIVATE       152.163.5.0/24        2056       America Online 
      65000   PRIVATE       195.177.123.0/24     25408       West Call Ltd carrie
      65004   PRIVATE       200.0.113.0/24       28477       Universidad Autonoma
      65004   PRIVATE       200.4.0.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.1.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.2.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.3.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.4.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.5.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.6.0/24         28477       Universidad Autonoma
      28605   UNALLOCATED   201.20.144.0/20       4230       Embratel 
      64943   PRIVATE       202.41.14.0/24       24110       Security Mail Pty Lt
      64942   PRIVATE       202.41.15.0/24       24110       Security Mail Pty Lt
      24413   UNALLOCATED   202.46.32.0/19       17623       China Netcom Corp.
      65005   PRIVATE       203.200.197.0/24      4755       Videsh Sanchar Nigam
      65500   PRIVATE       211.158.36.0/22      23851       Chongqing Broadband 
      65500   PRIVATE       211.158.40.0/22      23851       Chongqing Broadband 
      65500   PRIVATE       211.158.44.0/22      23851       Chongqing Broadband 
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      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
      192.43.230.0/24       7575     Australian Academic and Rease
      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 
      192.84.205.0/24        719     LANLINK autonomous system
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T WorldNet Services
      192.172.0.0/19         721     DLA Systems Automation Center
      192.200.100.0/24      7018     AT&T WorldNet Services
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:17       /9:3       /10:8       /11:17      /12:78      
      /13:173     /14:320     /15:626     /16:8508    /17:2727    /18:4662    
      /19:10730   /20:11818   /21:9816    /22:13204   /23:14086   /24:92219   
      /25:336     /26:296     /27:176     /28:48      /29:22      /30:61      
      /31:3       /32:29      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      828           843      Covad Communications 
       6197      772           943      BellSouth Network Solutions, 
       7018      712          1504      AT&T WorldNet Services
       2386      613           902      AT&T Data Communications Serv
       9583      605           779      Sify Limited
       4323      552          1164      Time Warner Telecom
      27364      545           554      Armstrong Cable Services 
       4766      421           604      Korea Telecom (KIX)
       5668      403           495      CenturyTel Internet Holdings,
        702      368           591      UUNET - Commercial IP service
       1239      364           865      Sprint 
      19916      363           369      OLM LLC 
       7011      349           404      Citizens Utilities 
       6198      346           473      BellSouth Network Solutions, 
      11492      322           330      Cable One 
       6517      306           332      Yipes Communications, Inc. 
      15270      305           335      PaeTec.net -a division of Pae
        701      284           998      UUNET Technologies, Inc. 
       6467      280           428      E.Spire Communications, Inc. 
      18302      280           295      SK Global co., Ltd
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:4         8:23       11:1        12:1572     13:1        15:9      
        16:2        17:3        18:3        20:21       24:1070     30:3      
        32:61       38:148      40:56       44:4        47:2        52:4      
        55:1        56:3        57:23       58:156      59:67       60:121    
        61:723      62:789      63:1891     64:2856     65:2065     66:2889   
        67:608      68:609      69:1210     70:178      71:15       72:370    
        80:608      81:561      82:465      83:297      84:234      85:306    
        86:106      87:10      128:153     129:169     130:94      131:294    
       132:36      133:1       134:145     135:43      136:146     137:65     
       138:164     139:61      140:420     141:105     142:145     143:138    
       144:218     145:34      146:293     147:117     148:300     149:181    
       150:107     151:69      152:112     153:92      154:5       155:149    
       156:80      157:112     158:164     159:171     160:85      161:73     
       162:222     163:116     164:188     165:194     166:155     167:245    
       168:438     169:142     170:315     171:8       190:1       192:5715   
       193:3274    194:2403    195:1563    196:645     198:3860    199:3301   
       200:4181    201:321     202:6070    203:6351    204:3782    205:2082   
       206:2466    207:2829    208:2032    209:3355    210:1665    211:806    
       212:1210    213:1331    214:294     215:39      216:3645    217:1084   
       218:217     219:138     220:455     221:267     222:125    
      
      End of report