[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, 26 Feb 2005 04:07:37 +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 26 Feb, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              156548
          Prefixes after maximum aggregation:                           91690
          Unique aggregates announced to Internet:                      75829
      Total ASes present in the Internet Routing Table:                 19031
      Origin-only ASes present in the Internet Routing Table:           16549
      Origin ASes announcing only one prefix:                            7725
      Transit ASes present in the Internet Routing Table:                2482
      Transit-only ASes present in the Internet Routing Table:             79
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      23
      Prefixes from unregistered ASNs in the Routing Table:                11
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1379580644
          Equivalent to 82 /8s, 58 /16s and 186 /24s
          Percentage of available address space announced:               37.2
          Percentage of allocated address space announced:               58.8
          Percentage of available address space allocated:               63.2
      Total number of prefixes smaller than registry allocations:       72821
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    31231
          Total APNIC prefixes after maximum aggregation:               15140
      Prefixes being announced from the APNIC address blocks:           29261
          Unique aggregates announced from the APNIC address blocks:    15379
      APNIC Region origin ASes present in the Internet Routing Table:    2215
      APNIC Region origin ASes announcing only one prefix:                647
      APNIC Region transit ASes present in the Internet Routing Table:    325
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              175092096
          Equivalent to 10 /8s, 111 /16s and 177 /24s
          Percentage of available APNIC address space announced:         65.0
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
                             23552-24575
      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:                     87346
          Total ARIN prefixes after maximum aggregation:                52946
      Prefixes being announced from the ARIN address blocks:            66670
          Unique aggregates announced from the ARIN address blocks:     24362
      ARIN Region origin ASes present in the Internet Routing Table:     9886
      ARIN Region origin ASes announcing only one prefix:                3580
      ARIN Region transit ASes present in the Internet Routing Table:     947
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               239662592
          Equivalent to 14 /8s, 72 /16s and 246 /24s
          Percentage of available ARIN address space announced:          71.4
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
                             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
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/7, 72/8, 198/7, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     29717
          Total RIPE prefixes after maximum aggregation:                20476
      Prefixes being announced from the RIPE address blocks:            26601
          Unique aggregates announced from the RIPE address blocks:     17648
      RIPE Region origin ASes present in the Internet Routing Table:     6338
      RIPE Region origin ASes announcing only one prefix:                3347
      RIPE Region transit ASes present in the Internet Routing Table:    1080
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          23
      Number of RIPE addresses announced to Internet:               193123920
          Equivalent to 11 /8s, 130 /16s and 214 /24s
          Percentage of available RIPE address space announced:          67.7
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
                             2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-34815
      RIPE Address Blocks    62/8, 80/5, 88/8, 188/8, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    6885
          Total LACNIC prefixes after maximum aggregation:               2417
      Prefixes being announced from the LACNIC address blocks:           6798
          Unique aggregates announced from the LACNIC address blocks:    4016
      LACNIC Region origin ASes present in the Internet Routing Table:    421
      LACNIC Region origin ASes announcing only one prefix:               126
      LACNIC Region transit ASes present in the Internet Routing Table:    80
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        16
      Number of LACNIC addresses announced to Internet:              17608192
          Equivalent to 1 /8s, 12 /16s and 174 /24s
          Percentage of available LACNIC address space announced:        52.5
      
      LACNIC AS Blocks       26592-26623, 27648-28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1358
          Total AfriNIC prefixes after maximum aggregation:               711
      Prefixes being announced from the AfriNIC address blocks:           908
          Unique aggregates announced from the AfriNIC address blocks:    716
      AfriNIC Region origin ASes present in the Internet Routing Table:    97
      AfriNIC Region origin ASes announcing only one prefix:               25
      AfriNIC Region transit ASes present in the Internet Routing Table:   14
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2177280
          Equivalent to 0 /8s, 33 /16s and 57 /24s
          Percentage of available AfriNIC address space announced:       13.0
      
      AfriNIC AS Blocks      <none>
      AfriNIC Address Blocks 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4134      886       4712         174   Data Communications Bureau
       1221      790       1187         562   Telstra Pty Ltd
       9583      601         49          18   Satyam Infoway Ltd.,
       4766      593       3416         284   Korea Internet Exchange for "
       4755      469        241         100   Videsh Sanchar Nigam Ltd. Aut
       7545      462         74         158   TPG Internet Pty Ltd
      17676      403       6060          70   XTAGE CORPORATION
       9443      374         77          79   Primus Telecommunications
       9929      353        165          37   China Netcom Corp.
       2907      348       1839         322   SINET Japan
      17557      324         24         149   Pakistan Telecom
      10036      296         27         269   C&M Communication Co. Ltd.
       7474      285        283         207   Optus Communications Pty Ltd
        703      273        355         214   UUNET
       2764      258        238         206   connect.com.au pty ltd
       9498      244         81          53   BHARTI BT INTERNET LTD.
       9800      240        395          71   CHINA UNICOM
       4808      237        170         129   CHINANET core WAN North
       4802      231         28         140   Wantree Development
      17974      229         63          24   PT TELEKOMUNIKASI INDONESIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1461       6609         971   AT&T WorldNet Services
        721     1170      21835         318   DLA Systems Automation Center
        701     1033       8309         878   UUNET Technologies, Inc. 
       4323     1031        668         221   Time Warner Telecom
       1239      923       2871         654   Sprint 
       6197      867        379         405   BellSouth Network Solutions, 
       2386      823        496         611   AT&T Data Communications Serv
      18566      767        208           6   Covad Communications 
        174      711       5521         615   PSINet Inc. 
        209      648       3466         499   Qwest 
       3356      591      10867         442   Level 3 Communications, LLC 
      20115      579        478         300   Charter Communications 
       3561      560       2374         416   Cable & Wireless USA 
        852      527       1126         399   Telus Advanced Communications
       3602      501        120          93   Sprint Canada, Inc. 
       6478      494        822         104   AT&T Worldnet Services 
      22773      474       1090          24   Cox Communications, Inc. Atla
       6198      468        567         189   BellSouth Network Solutions, 
      27364      465         43          18   Armstrong Cable Services 
       5668      451         91          20   Century Telephone 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      609       2006         500   UUNET - Commercial IP service
       3320      295       2992         229   Deutsche Telekom AG
       3301      289       1112         277   TeliaNet Sweden
       8220      277        466         271   COLT Internet - International
        680      253       2041         239   DFN-IP service G-WiN
       3246      229        476         223   Song Networks
       8708      219        120         197   Romania Data Systems S.A.
      13083      217         51           8   Mannesmann Datenverarbeitung 
       1257      208        709         174   SWIPnet Swedish IP Network
       3215      204       1034          78   France Telecom Transpac
       5515      187        842         135   Sonera Solution Autonomous Sy
       6746      178         47         142   Dynamic Network Technologies,
        786      176       1794         176   The JANET IP Service
       8866      176         20          16   Bulgarian Telecommunication C
       3300      164        185          84   AUCS Communications Services 
       3269      163       1424          72   TELECOM ITALIA
        719      161        322         103   LANLINK autonomous system
      25186      141        138          99   France Telecom Transpac's Tra
       5400      139        234         123   BT Ignite European Backbone
       9121      137        227          19   TTnet Autonomous System
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      361        140          70   ImpSat
       8151      335        501         142   UniNet S.A. de C.V. 
      16814      233         14           6   NSS, S.A. 
      11172      220         99          54   Servicios Alestra S.A de C.V 
       6147      205        102          20   Telefonica Del Peru 
      11664      150         19          24   Keytech SA 
       7303      146         66          30   Telecom Argentina Stet-France
       6505      135         90          91   Global One Communicaoes Ltda 
      14117      119          7           5   Telefonica del Sur S.A. 
       6503      118        146          80   AVANTEL, S.A. 
      11992      107          9          31   Integrated Systems 
      11556       97         48           3   Cable-Wireless Panama 
      13999       90         52           9   Mega Cable S.A. de C.V. 
      11311       88          8          23   Sinectis S.A. 
       6535       87          7          23   Chilesat Servicios  Empresari
      14420       87          6          42   ANDINATEL S.A. 
       5639       82          8           8   Telecommunications Services o
      10481       81         32           7   Prima S.A. 
       4270       77         18           9   Red de Interconexion Universi
      15311       77         24          36   Telefonica Empresas 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      268        635         225   The Internet Solution 
       5536      114         15          18   Internet Egypt Network
       2018       90        295          87   Tertiary Education Network 
      20928       85         16           2   Noor Advanced Technologies AS
       2905       84        267          76   The Internetworking Company o
      24835       53         34           6   RAYA Telecom - Egypt
       8452       42         20           5   TEDATA
       6713       35         54           9   Itissalat Al-MAGHRIB
      11845       35          9          11   Data Pro Business Online 
       9129       30          3           2   UUNET Kenya
      12455       30          6           7   Jambonet Autonomous system
       5713       27        141          24   Telkom SA Ltd 
       8524       23          1           4   AUCEGYPT Autonomous System
      16637       22         10          19   Johnnic e-Ventures 
      10798       19          1          11   Standard Bank of South Africa
      12258       18          3          12   Vodacom Internet Company 
       8346       17         10          11   SONATEL-AS Autonomous System
      21280       17          2           3   Swift Global Kenya Ltd.Is an 
      21491       16          1           3   UTL On-line is RF broadband I
      15706       15          4           2   Sudatel Internet Exchange Aut
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
        721      1170         852      DLA Systems Automation Center
       4323      1031         810      Time Warner Telecom
      18566       767         761      Covad Communications 
       4134       886         712      Data Communications Bureau
       9583       601         583      Satyam Infoway Ltd.,
       6197       867         462      BellSouth Network Solutions, 
      22773       474         450      Cox Communications, Inc. Atla
      27364       465         447      Armstrong Cable Services 
       5668       451         431      Century Telephone 
       3602       501         408      Sprint Canada, Inc. 
       6478       494         390      AT&T Worldnet Services 
       4755       469         369      Videsh Sanchar Nigam Ltd. Aut
      17676       403         333      XTAGE CORPORATION
       6467       361         328      E.Spire Communications, Inc. 
       9929       353         316      China Netcom Corp.
       4766       593         309      Korea Internet Exchange for "
       7545       462         304      TPG Internet Pty Ltd
       9443       374         295      Primus Telecommunications
       6140       361         291      ImpSat
      20115       579         279      Charter Communications 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      25695   UNALLOCATED   64.57.112.0/20        5713       Telkom SA Ltd 
      64826   PRIVATE       64.200.250.0/23       7911       Williams Communicati
      40439   UNALLOCATED   66.194.101.0/24      30439       Memphis Daily News 
      65503   PRIVATE       193.125.183.0/24      3217       SIMBIRSK
      64512   PRIVATE       199.213.17.0/25      15296       Netera Alliance Inc.
      64512   PRIVATE       199.213.17.128/25    15296       Netera Alliance Inc.
      64512   PRIVATE       199.216.97.0/28      15296       Netera Alliance Inc.
      64512   PRIVATE       199.216.148.0/24     15296       Netera Alliance Inc.
      65535   PRIVATE       204.10.155.0/24      33205       KMC Telecom Solution
      65529   PRIVATE       216.21.199.0/24      14697       VDot.Net 
      65529   PRIVATE       216.152.237.0/24     14697       VDot.Net 
      
      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        /8:19       /9:3       /10:8       /11:14      /12:62      
      /13:148     /14:305     /15:564     /16:8291    /17:2422    /18:4127    
      /19:10093   /20:10735   /21:8570    /22:11847   /23:13076   /24:85468   
      /25:265     /26:237     /27:98      /28:49      /29:23      /30:83      
      /31:0       /32:41      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      752           767      Covad Communications 
       6197      710           867      BellSouth Network Solutions, 
       7018      634          1461      AT&T WorldNet Services
       2386      587           823      AT&T Data Communications Serv
       4323      479          1031      Time Warner Telecom
      27364      450           465      Armstrong Cable Services 
       9583      424           601      Satyam Infoway Ltd.,
       4766      404           593      Korea Internet Exchange for "
       5668      381           451      Century Telephone 
        702      371           609      UUNET - Commercial IP service
       1239      371           923      Sprint 
       6198      335           468      BellSouth Network Solutions, 
      10036      296           296      C&M Communication Co. Ltd.
       6517      288           310      Yipes Communications, Inc. 
       9929      278           353      China Netcom Corp.
       6467      273           361      E.Spire Communications, Inc. 
      11456      263           310      Carolina Online, Inc. 
      13609      257           306      Choice One Communications Inc
        701      246          1033      UUNET Technologies, Inc. 
      25844      245           245      Skadden, Arps, Slate, Meagher
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:4         8:9        12:1488     13:1        15:9        16:2      
        17:3        18:4        20:5        24:736      32:65       33:4      
        38:99       40:55       44:3        47:2        52:3        55:2      
        56:3        57:23       59:3        60:21       61:705      62:527    
        63:1864     64:2582     65:2053     66:2716     67:519      68:505    
        69:912      70:65       71:9        72:71       80:545      81:519    
        82:331      83:275      84:131      85:122     128:142     129:162    
       130:94      131:279     132:36      133:1       134:142     135:30     
       136:191     137:65      138:160     139:53      140:198     141:101    
       142:140     143:129     144:172     145:44      146:278     147:100    
       148:266     149:164     150:95      151:63      152:110     153:81     
       154:3       155:143     156:71      157:81      158:152     159:164    
       160:67      161:59      162:420     163:84      164:216     165:159    
       166:130     167:223     168:402     169:133     170:312     171:9      
       192:5671    193:3089    194:2267    195:1598    196:636     198:3886   
       199:3257    200:3984    201:52      202:5201    203:6043    204:3687   
       205:2022    206:2343    207:2741    208:2078    209:3196    210:1571   
       211:790     212:1157    213:1264    214:242     215:31      216:3641   
       217:1070    218:189     219:113     220:366     221:88      222:76     
      
      
      End of report