[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, 25 Sep 2004 04:06:18 +1000 (EST)
  • Cc:
  • List-archive: <http://www.apnic.net/mailing-lists/apops>
  • List-help: <mailto:apops-request@apops.net?subject=help>
  • List-id: Asia Pacific Operators Forum <apops.apops.net>
  • List-post: <mailto:apops@apops.net>
  • List-subscribe: <http://mailman.apnic.net/mailman/listinfo/apops>,<mailto:apops-request@apops.net?subject=subscribe>
  • List-unsubscribe: <http://mailman.apnic.net/mailman/listinfo/apops>,<mailto:apops-request@apops.net?subject=unsubscribe>
  • 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 25 Sep, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              147727
          Prefixes after maximum aggregation:                           87611
          Unique aggregates announced to Internet:                      70315
      Total ASes present in the Internet Routing Table:                 18109
      Origin-only ASes present in the Internet Routing Table:           15745
      Origin ASes announcing only one prefix:                            7345
      Transit ASes present in the Internet Routing Table:                2364
      Transit-only ASes present in the Internet Routing Table:             73
      Average AS path length visible in the Internet Routing Table:       4.7
          Max AS path length visible:                                      22
      Prefixes from unregistered ASNs in the Routing Table:                12
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             17
      Number of addresses announced to Internet:                   1340351908
          Equivalent to 79 /8s, 228 /16s and 37 /24s
          Percentage of available address space announced:               36.2
          Percentage of allocated address space announced:               58.4
          Percentage of available address space allocated:               61.9
      Total number of prefixes smaller than registry allocations:       67875
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    28428
          Total APNIC prefixes after maximum aggregation:               14225
      Prefixes being announced from the APNIC address blocks:           26595
          Unique aggregates announced from the APNIC address blocks:    14165
      APNIC Region origin ASes present in the Internet Routing Table:    2131
      APNIC Region origin ASes announcing only one prefix:                635
      APNIC Region transit ASes present in the Internet Routing Table:    325
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         22
      Number of APNIC addresses announced to Internet:              163812992
          Equivalent to 9 /8s, 195 /16s and 150 /24s
          Percentage of available APNIC address space announced:         74.7
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
                             23552-24575
      APNIC Address Blocks   58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                     84217
          Total ARIN prefixes after maximum aggregation:                51327
      Prefixes being announced from the ARIN address blocks:            64419
          Unique aggregates announced from the ARIN address blocks:     22785
      ARIN Region origin ASes present in the Internet Routing Table:     9575
      ARIN Region origin ASes announcing only one prefix:                3429
      ARIN Region transit ASes present in the Internet Routing Table:     916
      Average ARIN Region AS path length visible:                         4.4
          Max ARIN Region AS path length visible:                          18
      Number of ARIN addresses announced to Internet:               232724224
          Equivalent to 13 /8s, 223 /16s and 23 /24s
          Percentage of available ARIN address space announced:          69.4
      
      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,
                             26624-27647,29695-30719, 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:                     27363
          Total RIPE prefixes after maximum aggregation:                19057
      Prefixes being announced from the RIPE address blocks:            24203
          Unique aggregates announced from the RIPE address blocks:     15867
      RIPE Region origin ASes present in the Internet Routing Table:     5845
      RIPE Region origin ASes announcing only one prefix:                3144
      RIPE Region transit ASes present in the Internet Routing Table:    1002
      Average RIPE Region AS path length visible:                         5.3
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               171842624
          Equivalent to 10 /8s, 62 /16s and 28 /24s
          Percentage of available RIPE address space announced:          60.3
      
      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:                    6466
          Total LACNIC prefixes after maximum aggregation:               2311
      Prefixes being announced from the LACNIC address blocks:           6299
          Unique aggregates announced from the LACNIC address blocks:    3623
      LACNIC Region origin ASes present in the Internet Routing Table:    393
      LACNIC Region origin ASes announcing only one prefix:               117
      LACNIC Region transit ASes present in the Internet Routing Table:    79
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        18
      Number of LACNIC addresses announced to Internet:              16081152
          Equivalent to 0 /8s, 245 /16s and 97 /24s
          Percentage of available LACNIC address space announced:        47.9
      
      LACNIC AS Blocks       26592-26623, 27648-28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1245
          Total AfriNIC prefixes after maximum aggregation:               688
      Prefixes being announced from the AfriNIC address blocks:           838
          Unique aggregates announced from the AfriNIC address blocks:    675
      AfriNIC Region origin ASes present in the Internet Routing Table:    92
      AfriNIC Region origin ASes announcing only one prefix:               20
      AfriNIC Region transit ASes present in the Internet Routing Table:   12
      Average AfriNIC Region AS path length visible:                      4.8
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:              2063360
          Equivalent to 0 /8s, 31 /16s and 124 /24s
          Percentage of available AfriNIC address space announced:       12.3
      
      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      838       4385         158   Data Communications Bureau
       1221      808       1183         581   Telstra Pty Ltd
       4766      544       3408         266   Korea Internet Exchange for "
       9583      533         41         102   Satyam Infoway Ltd.,
       4755      366        133          48   Videsh Sanchar Nigam Ltd. Aut
      17676      364       5436          52   XTAGE CORPORATION
       9443      355         70          81   Primus Telecommunications
       2907      351       1840         326   SINET Japan
       9929      344        161          33   China Netcom Corp.
      17557      312         23         154   Pakistan Telecom
        703      311        342         240   UUNET
       2764      284        274         233   connect.com.au pty ltd
       7474      273        269         201   Optus Communications Pty Ltd
       9942      243         73         130   COMindico Australia
       4802      234         28         143   Wantree Development
       9800      229        372          66   CHINA UNICOM
       9498      223         49          49   BHARTI BT INTERNET LTD.
       7563      209         48         163   Korea Internet Infrastructure
       4837      202       2264         106   chinanet IDC center beijing n
      10036      202         18         185   C&M Communication Co. Ltd.
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1408       6752         979   AT&T WorldNet Services
        701     1267       8425         914   UUNET Technologies, Inc. 
       1239      947       2883         629   Sprint 
       2386      835        529         598   AT&T Data Communications Serv
       4323      789        633         215   Time Warner Telecom
      18566      740        208           6   Covad Communications 
       6197      725        365         351   BellSouth Network Solutions, 
        721      719      21020         296   DLA Systems Automation Center
        209      626       3465         496   Qwest 
       3356      588      10923         448   Level 3 Communications, LLC 
      20115      585        424         298   Charter Communications 
       3561      530       2486         369   Cable & Wireless USA 
        852      511       1141         397   Telus Advanced Communications
       7843      491        681          98   Adelphia Corp. 
       7132      434       8141         376   SBC Internet Services
        705      433        163         274   UUNET Technologies, Inc. 
       6198      430        396         199   BellSouth Network Solutions, 
      22773      399        960          18   Cox Communications, Inc. Atla
       5668      396         87          18   Century Telephone 
       6467      394        149          30   E.Spire Communications, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      643       2032         531   UUNET - Commercial IP service
       3320      299       2470         236   Deutsche Telekom AG
       8220      280        460         266   COLT Internet - International
       3301      279       1100         269   TeliaNet Sweden
      21502      268         40           3   NUMERICABLE is a cabled netwo
        680      251       2025         239   DFN-IP service G-WiN
       3246      217        475         214   Song Networks
      13083      217         51           8   Mannesmann Datenverarbeitung 
       1257      208        744         178   SWIPnet Swedish IP Network
       8708      205        113         183   Romania Data Systems S.A.
       5515      198        842         144   Sonera Solution Autonomous Sy
       3215      184        876          77   France Telecom Transpac
        786      177       1794         177   The JANET IP Service
        719      157        288         102   LANLINK autonomous system
       6746      151         29         128   Dynamic Network Technologies,
      25186      149        154         106   France Telecom Transpac's Tra
       3303      148        610         130   Swisscom Ltd
       5400      148        206         120   BT Ignite European Backbone
       3269      145       1195          66   TELECOM ITALIA
       8866      145         17          23   Bulgarian Telecommunication C
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      366        138          67   ImpSat
       8151      301        439         133   UniNet S.A. de C.V. 
      11172      289        100          54   Servicios Alestra S.A de C.V 
      16814      212         13           7   NSS, S.A. 
       6147      191         86          19   Telefonica Del Peru 
      11664      149         13          33   Keytech SA 
       6505      137         90          94   Global One Communicaoes Ltda 
       6503      127        164          86   AVANTEL, S.A. 
       7303      127         57          21   Telecom Argentina Stet-France
      11992       90          9          31   Integrated Systems 
      14420       86          7          37   ANDINATEL S.A. 
       6535       85          7          19   Chilesat Servicios  Empresari
      10620       85         10           4   TVCABLE BOGOTA 
      11311       83          8          22   Sinectis S.A. 
      10481       81         32           7   Prima S.A. 
      11556       81         41           3   Cable-Wireless Panama 
       5639       77          8           8   Telecommunications Services o
      15311       76         21          36   Telefonica Empresas 
      27716       74          9          12   Eveloz
      14117       71          6           4   Telefonica del Sur S.A. 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      251        631         218   The Internet Solution 
       5536      114         16           4   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       92        276          81   The Internetworking Company o
      20928       59         16           1   Noor Advanced Technologies AS
      14988       45         16           1   Botswana Telecommunications C
      24835       34         34           7   RAYA Telecom - Egypt
       6713       31         42          10   Itissalat Al-MAGHRIB
       9129       30          3           4   UUNET Kenya
       5713       26        125          24   Telkom SA Ltd 
       8524       25          1           4   AUCEGYPT Autonomous System
      16637       24         10          19   Johnnic e-Ventures 
      10798       18          1          12   Standard Bank of South Africa
      12258       18          3          12   Vodacom Internet Company 
      12455       17          4           2   Jambonet Autonomous system
      21491       16          1           3   UTL On-line is RF broadband I
       8346       15          7          14   SONATEL-AS Autonomous System
      15706       15          4           2   Sudatel Internet Exchange Aut
      21280       14          2           3   Swift Global Kenya Ltd.Is an 
      15808       13          1           2   Communication Solutions Ltd i
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       740         734      Covad Communications 
       4134       838         680      Data Communications Bureau
       4323       789         574      Time Warner Telecom
       9583       533         431      Satyam Infoway Ltd.,
        721       719         423      DLA Systems Automation Center
       7843       491         393      Adelphia Corp. 
      22773       399         381      Cox Communications, Inc. Atla
       5668       396         378      Century Telephone 
      27364       394         375      Armstrong Cable Services 
       6197       725         374      BellSouth Network Solutions, 
       6467       394         364      E.Spire Communications, Inc. 
        701      1267         353      UUNET Technologies, Inc. 
      22909       376         338      Comcast Cable Corporation 
       1239       947         318      Sprint 
       4755       366         318      Videsh Sanchar Nigam Ltd. Aut
      17676       364         312      XTAGE CORPORATION
       9929       344         311      China Netcom Corp.
       6140       366         299      ImpSat
       6478       364         293      AT&T Worldnet Services 
       4355       389         290      EarthLink, Inc. 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      23456   UNALLOCATED   62.241.160.0/19      25346       Pipex Internet UK IS
      23456   UNALLOCATED   81.86.0.0/16         25346       Pipex Internet UK IS
      23456   UNALLOCATED   81.178.0.0/15        25346       Pipex Internet UK IS
      64513   PRIVATE       164.78.128.0/17       7610       SINGAPORE ADVANCE RE
      64513   PRIVATE       164.78.249.0/24       7610       SINGAPORE ADVANCE RE
      64513   PRIVATE       164.78.252.0/24       7610       SINGAPORE ADVANCE RE
      65217   PRIVATE       192.102.236.0/24       217       University of Minnes
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      22750   UNALLOCATED   196.44.64.0/19        3741       The Internet Solutio
      22750   UNALLOCATED   196.44.86.0/24        2905       The Internetworking 
      22750   UNALLOCATED   196.44.224.0/20       3741       The Internet Solutio
      22750   UNALLOCATED   196.44.234.0/24       2905       The Internetworking 
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      111.0.0.0/24          7563     Korea Internet Infrastructure
      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       4738     South Australian Academic Res
      192.44.0.0/19          702     UUNET - Commercial IP service
      192.70.164.0/24      25689     National Research Council of 
      192.83.16.0/20        5515     Sonera Solution Autonomous Sy
      192.83.32.0/19        5515     Sonera Solution Autonomous Sy
      192.83.96.0/22        5515     Sonera Solution Autonomous Sy
      192.83.100.0/24       5515     Sonera Solution Autonomous Sy
      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
      192.136.79.0/24        719     LANLINK autonomous system
      192.172.0.0/19         721     DLA Systems Automation Center
      192.172.11.0/24        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        /8:19       /9:3       /10:6       /11:15      /12:63      
      /13:134     /14:307     /15:540     /16:8059    /17:2227    /18:3862    
      /19:9809    /20:10347   /21:7785    /22:10746   /23:12388   /24:80598   
      /25:241     /26:209     /27:109     /28:58      /29:43      /30:107     
      /31:0       /32:52      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      725           740      Covad Communications 
       2386      602           835      AT&T Data Communications Serv
       6197      576           725      BellSouth Network Solutions, 
       7018      552          1408      AT&T WorldNet Services
        702      394           643      UUNET - Commercial IP service
      27364      378           394      Armstrong Cable Services 
       1239      375           947      Sprint 
       9583      371           533      Satyam Infoway Ltd.,
       4766      363           544      Korea Internet Exchange for "
        701      356          1267      UUNET Technologies, Inc. 
       5668      346           396      Century Telephone 
       6198      316           430      BellSouth Network Solutions, 
      20115      298           585      Charter Communications 
       6467      291           394      E.Spire Communications, Inc. 
       9929      275           344      China Netcom Corp.
       6517      265           292      Yipes Communications, Inc. 
      13609      265           308      Choice One Communications Inc
      21502      265           268      NUMERICABLE is a cabled netwo
       6347      246           332      SAVVIS Communications Corpora
       3320      245           299      Deutsche Telekom AG
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:4         8:3        12:1395     13:1        15:5        16:2      
        17:3        20:6        24:724      32:66       33:2        38:78     
        40:54       44:4        47:2        52:3        55:1        56:3      
        57:17       60:6        61:510      62:505      63:1840     64:2403   
        65:2057     66:2497     67:396      68:549      69:714      70:73     
        80:523      81:550      82:301      83:158      84:25      111:1      
       128:121     129:171     130:87      131:189     132:27      134:187    
       135:17      136:180     137:55      138:180     139:35      140:183    
       141:107     142:119     143:67      144:160     145:42      146:293    
       147:94      148:384     149:110     150:87      151:65      152:152    
       153:68      154:2       155:127     156:59      157:71      158:143    
       159:163     160:56      161:71      162:373     163:81      164:214    
       165:161     166:118     167:223     168:344     169:120     170:270    
       171:9       192:5579    193:2906    194:2119    195:1484    196:597    
       198:3675    199:3274    200:3833    201:20      202:4852    203:5690   
       204:3244    205:2092    206:2324    207:2576    208:2141    209:3028   
       210:1487    211:622     212:1092    213:1198    214:134     215:31     
       216:3707    217:1012    218:176     219:101     220:257     221:37     
       222:44     
      
      End of report