[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, 17 Jul 2004 04:05:41 +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 17 Jul, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              142439
          Prefixes after maximum aggregation:                           85533
          Unique aggregates announced to Internet:                      68001
      Total ASes present in the Internet Routing Table:                 17594
      Origin-only ASes present in the Internet Routing Table:           15254
      Origin ASes announcing only one prefix:                            7148
      Transit ASes present in the Internet Routing Table:                2340
      Transit-only ASes present in the Internet Routing Table:             70
      Average AS path length visible in the Internet Routing Table:       4.8
          Max AS path length visible:                                      26
      Prefixes from unregistered ASNs in the Routing Table:                 8
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             20
      Number of addresses announced to Internet:                   1305064604
          Equivalent to 77 /8s, 201 /16s and 180 /24s
          Percentage of available address space announced:               35.2
          Percentage of allocated address space announced:               57.8
          Percentage of available address space allocated:               60.9
      Total number of prefixes smaller than registry allocations:       65451
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    27295
          Total APNIC prefixes after maximum aggregation:               13989
      Prefixes being announced from the APNIC address blocks:           25516
          Unique aggregates announced from the APNIC address blocks:    13954
      APNIC Region origin ASes present in the Internet Routing Table:    2065
      APNIC Region origin ASes announcing only one prefix:                622
      APNIC Region transit ASes present in the Internet Routing Table:    331
      Average APNIC Region AS path length visible:                        4.9
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              153246656
          Equivalent to 9 /8s, 34 /16s and 91 /24s
          Percentage of available APNIC address space announced:         69.9
      
      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:                     81443
          Total ARIN prefixes after maximum aggregation:                50032
      Prefixes being announced from the ARIN address blocks:            63209
          Unique aggregates announced from the ARIN address blocks:     21963
      ARIN Region origin ASes present in the Internet Routing Table:     9321
      ARIN Region origin ASes announcing only one prefix:                3339
      ARIN Region transit ASes present in the Internet Routing Table:     914
      Average ARIN Region AS path length visible:                         4.6
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               227454496
          Equivalent to 13 /8s, 142 /16s and 174 /24s
          Percentage of available ARIN address space announced:          75.3
      
      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, 70/8, 198/7, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     26333
          Total RIPE prefixes after maximum aggregation:                18587
      Prefixes being announced from the RIPE address blocks:            23122
          Unique aggregates announced from the RIPE address blocks:     14755
      RIPE Region origin ASes present in the Internet Routing Table:     5665
      RIPE Region origin ASes announcing only one prefix:                3055
      RIPE Region transit ASes present in the Internet Routing Table:     980
      Average RIPE Region AS path length visible:                         5.4
          Max RIPE Region AS path length visible:                          26
      Number of RIPE addresses announced to Internet:               169022912
          Equivalent to 10 /8s, 19 /16s and 21 /24s
          Percentage of available RIPE address space announced:          59.3
      
      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:                    6172
          Total LACNIC prefixes after maximum aggregation:               2244
      Prefixes being announced from the LACNIC address blocks:           5843
          Unique aggregates announced from the LACNIC address blocks:    3580
      LACNIC Region origin ASes present in the Internet Routing Table:    381
      LACNIC Region origin ASes announcing only one prefix:               110
      LACNIC Region transit ASes present in the Internet Routing Table:    73
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        16
      Number of LACNIC addresses announced to Internet:              15305728
          Equivalent to 0 /8s, 233 /16s and 140 /24s
          Percentage of available LACNIC address space announced:        45.6
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1193
          Total AfriNIC prefixes after maximum aggregation:               681
      Prefixes being announced from the AfriNIC address blocks:           811
          Unique aggregates announced from the AfriNIC address blocks:    640
      AfriNIC Region origin ASes present in the Internet Routing Table:    92
      AfriNIC Region origin ASes announcing only one prefix:               22
      AfriNIC Region transit ASes present in the Internet Routing Table:   13
      Average AfriNIC Region AS path length visible:                      4.8
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              1901568
          Equivalent to 0 /8s, 29 /16s and 4 /24s
          Percentage of available AfriNIC address space announced:       11.3
      
      AfriNIC AS Blocks      <none>
      AfriNIC Address Blocks 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221      821       1057         591   Telstra Pty Ltd
       4134      808       4078         148   Data Communications Bureau
       4766      498       2895         263   Korea Internet Exchange for "
       9583      492         40         106   Satyam Infoway Ltd.,
       4755      402        134          58   Videsh Sanchar Nigam Ltd. Aut
       9443      353         69          78   Primus Telecommunications
       2907      351       1840         325   SINET Japan
      17676      341       5084          33   XTAGE CORPORATION
       9929      327        157          32   China Netcom Corp.
        703      320        343         249   UUNET
      17557      320         22         164   Pakistan Telecom
       2764      289        258         236   connect.com.au pty ltd
       7474      265        269         205   Optus Communications Pty Ltd
       9942      230         71         128   COMindico Australia
       4802      226         25         141   Wantree Development
       9800      225        369          62   CHINA UNICOM
       9498      220         48          50   BHARTI BT INTERNET LTD.
      17633      202         54           8   ASN for Shandong Provincial N
      10036      198         18         179   C&M Communication Co. Ltd.
       4837      191       2019         105   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1422       6877         990   AT&T 
        701     1299       8442         930   UUNET Technologies, Inc. 
       6347      963        396         102   SAVVIS Communications Corpora
       1239      939       2889         631   Sprint 
       3356      893      10932         674   Level 3 Communications, LLC 
       4323      740        570         209   Time Warner Communications, I
      18566      726        192           8   Covad Communications 
       6197      717        527         281   BellSouth Network Solutions, 
        209      610       3435         499   Qwest 
      20115      566        376         291   Charter Communications 
       7843      515        669         130   Adelphia Corp. 
       6198      512        396         214   BellSouth Network Solutions, 
        852      510       1142         398   Telus Advanced Communications
       7132      478       7889         362   Southwestern Bell Internet Se
        721      474      15394         339   DLA Systems Automation Center
       2386      407        533         227   AT&T Data Communications Serv
      22909      399        828          23   Comcast Cable Corporation 
       4355      391        323         101   EarthLink, Inc. 
        705      388        128         264   UUNET Technologies, Inc. 
        376      385        359         112   Reseau Interordinateurs Scien
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      650       2039         542   UUNET - Commercial IP service
       3320      299       2463         239   Deutsche Telekom AG
       3301      282       1098         271   TeliaNet Sweden
       8220      277        433         264   COLT Internet - International
       1257      251        747         186   SWIPnet Swedish IP Network
        680      244       2025         239   DFN-IP service G-WiN
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      213        479         210   Song Networks
       5515      200        842         146   Sonera Solution Autonomous Sy
       8708      191        112         177   Romania Data Systems S.A.
       3215      182        895          70   France Telecom Transpac
      25186      172        156         114   France Telecom Transpac's Tra
        786      171       1778         171   The JANET IP Service
       6746      158         29         128   Dynamic Network Technologies,
        719      150        288         102   LANLINK autonomous system
       5400      145        207         120   BT Ignite European Backbone
       3269      134       1099          64   TELECOM ITALIA
       3303      130        609         129   Swisscom Ltd
       8866      130         14          11   Bulgarian Telecommunication C
      12302      128         18          32   MobiFon S.A.
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      11172      354         96          56   Servicios Alestra S.A de C.V 
       6140      334        140          65   ImpSat
       8151      276        389         128   UniNet S.A. de C.V. 
      16814      203         13           7   NSS, S.A. 
       6147      186         86          20   Telefonica Del Peru 
       6505      134         90          92   Global One Communicaoes Ltda 
       6503      129        202          87   AVANTEL, S.A. 
       7303      118         54          17   Telecom Argentina Stet-France
      11992       91          9          29   Integrated Systems 
      11556       87         57          24   Cable-Wireless Panama 
       6535       81          5          16   Chilesat Servicios  Empresari
      14420       79          5          29   ANDINATEL S.A. 
      15311       75         19          37   Telefonica Empresas 
      11311       73          7          18   Sinectis S.A. 
      14535       72          6           5   Techtel S.A. 
       5639       71          8           8   Telecommunications Services o
       4270       70         18           9   Red de Interconexion Universi
      14117       69          5           4   Telefonica del Sur S.A. 
      10292       67          6          26   TELECOMMUNICATIONS OF JAMAICA
      11340       67          5          36   Red Universitaria Nacional 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      252        632         219   The Internet Solution 
       5536      111         16           4   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       91        276          80   The Internetworking Company o
      11845       39          9          11   Data Pro Business Online 
      20928       35         16           1   Noor Advanced Technologies AS
      24835       31         18           6   RAYA Telecom - Egypt
      16637       29          9          23   Johnnic e-Ventures 
       6713       26         38           9   Itissalat Al-MAGHRIB
       9129       26          3           4   UUNET Kenya
       5713       25        125          23   Telkom SA Ltd 
       8524       25          2           4   AUCEGYPT Autonomous System
      14988       25         16           1   Botswana Telecommunications C
      12455       23          4           2   Jambonet Autonomous system
      10798       18          1          12   Standard Bank of South Africa
      15706       17          4           4   Sudatel Internet Exchange Aut
      12258       15          3          10   Vodacom Internet Company 
       8346       13          6          12   SONATEL-AS Autonomous System
      17148       13          1           7   First National Bank 
       2609       12         26           4   Tunisia BackBone AS
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       6347       963         861      SAVVIS Communications Corpora
      18566       726         718      Covad Communications 
       4134       808         660      Data Communications Bureau
       4323       740         531      Time Warner Communications, I
       6197       717         436      BellSouth Network Solutions, 
       9583       492         386      Satyam Infoway Ltd.,
       7843       515         385      Adelphia Corp. 
      22909       399         376      Comcast Cable Corporation 
        701      1299         369      UUNET Technologies, Inc. 
       5668       381         363      Century Telephone 
      27364       379         359      Armstrong Cable Services 
       4755       402         344      Videsh Sanchar Nigam Ltd. Aut
       6467       366         334      E.Spire Communications, Inc. 
      22773       383         327      Cox Communications, Inc. Atla
       1239       939         308      Sprint 
      17676       341         308      XTAGE CORPORATION
       6198       512         298      BellSouth Network Solutions, 
      11172       354         298      Servicios Alestra S.A de C.V 
       9929       327         295      China Netcom Corp.
       4355       391         290      EarthLink, Inc. 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      18416   UNALLOCATED   61.56.96.0/24         9919       New Century InfoComm
      18416   UNALLOCATED   61.56.96.0/20         9919       New Century InfoComm
      18416   UNALLOCATED   61.56.97.0/24         9919       New Century InfoComm
      18416   UNALLOCATED   61.56.98.0/24         9919       New Century InfoComm
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      18412   UNALLOCATED   211.77.0.0/19         9674       Far EastTone Telecom
      63330   RESERVED      213.8.224.0/23        5486       Euronet Digital Comm
      63330   RESERVED      213.8.226.0/23        5486       Euronet Digital Comm
      
      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
      156.154.16.0/22       7786     Lockheed Martin IMS 
      158.0.0.0/13           721     DLA Systems Automation Center
      164.234.0.0/18         721     DLA Systems Automation Center
      164.234.0.0/16         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 
      192.136.79.0/24        719     LANLINK autonomous system
      192.145.251.0/24     17832     National Computeriztion Agenc
      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      /12:61      
      /13:127     /14:302     /15:528     /16:7898    /17:2113    /18:3690    
      /19:9553    /20:10041   /21:7377    /22:10326   /23:11882   /24:77846   
      /25:222     /26:202     /27:108     /28:28      /29:15      /30:67      
      /31:0       /32:10      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6347      742           963      SAVVIS Communications Corpora
      18566      709           726      Covad Communications 
       6197      545           717      BellSouth Network Solutions, 
       7018      543          1422      AT&T 
       3356      501           893      Level 3 Communications, LLC 
        702      399           650      UUNET - Commercial IP service
       6198      381           512      BellSouth Network Solutions, 
       1239      375           939      Sprint 
        701      370          1299      UUNET Technologies, Inc. 
      27364      366           379      Armstrong Cable Services 
       9583      337           492      Satyam Infoway Ltd.,
       5668      334           381      Century Telephone 
       4766      316           498      Korea Internet Exchange for "
      20115      300           566      Charter Communications 
       6467      266           366      E.Spire Communications, Inc. 
       9929      259           327      China Netcom Corp.
      14824      253           277      NewSouth Communications Corp.
       3320      248           299      Deutsche Telekom AG
      13609      245           288      Choice One Communications Inc
      25844      245           245      Skadden, Arps, Slate, Meagher
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:833      13:1        15:5        16:2        17:3      
        20:7        24:760      32:65       33:2        38:74       40:54     
        44:4        55:1        56:3        57:16       60:4        61:443    
        62:506      63:1869     64:2067     65:2034     66:2723     67:330    
        68:502      69:643      70:64       80:576      81:344      82:187    
        83:107      84:6       128:145     129:171     130:80      131:183    
       132:23      133:1       134:178     135:17      136:178     137:54     
       138:170     139:35      140:166     141:106     142:119     143:60     
       144:102     145:42      146:288     147:88      148:417     149:110    
       150:93      151:71      152:160     153:64      154:2       155:148    
       156:57      157:63      158:139     159:148     160:52      161:66     
       162:382     163:78      164:186     165:164     166:109     167:216    
       168:231     169:110     170:284     171:8       192:5557    193:2824   
       194:2066    195:1384    196:575     198:3644    199:3099    200:3598   
       201:9       202:4733    203:5648    204:3121    205:2091    206:2262   
       207:2508    208:2193    209:3052    210:1453    211:573     212:996    
       213:1189    214:70      215:30      216:3755    217:973     218:166    
       219:119     220:227     221:31      222:98     
      
      End of report