[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, 31 Jul 2004 04:06:00 +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 31 Jul, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              143374
          Prefixes after maximum aggregation:                           85787
          Unique aggregates announced to Internet:                      68960
      Total ASes present in the Internet Routing Table:                 17698
      Origin-only ASes present in the Internet Routing Table:           15364
      Origin ASes announcing only one prefix:                            7195
      Transit ASes present in the Internet Routing Table:                2334
      Transit-only ASes present in the Internet Routing Table:             72
      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:                 3
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             19
      Number of addresses announced to Internet:                   1305828384
          Equivalent to 77 /8s, 213 /16s and 92 /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:       65854
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    27425
          Total APNIC prefixes after maximum aggregation:               13952
      Prefixes being announced from the APNIC address blocks:           25659
          Unique aggregates announced from the APNIC address blocks:    14085
      APNIC Region origin ASes present in the Internet Routing Table:    2085
      APNIC Region origin ASes announcing only one prefix:                626
      APNIC Region transit ASes present in the Internet Routing Table:    330
      Average APNIC Region AS path length visible:                        4.9
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              154002688
          Equivalent to 9 /8s, 45 /16s and 229 /24s
          Percentage of available APNIC address space announced:         70.3
      
      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:                     82091
          Total ARIN prefixes after maximum aggregation:                50174
      Prefixes being announced from the ARIN address blocks:            63697
          Unique aggregates announced from the ARIN address blocks:     22078
      ARIN Region origin ASes present in the Internet Routing Table:     9363
      ARIN Region origin ASes announcing only one prefix:                3359
      ARIN Region transit ASes present in the Internet Routing Table:     924
      Average ARIN Region AS path length visible:                         4.6
          Max ARIN Region AS path length visible:                          18
      Number of ARIN addresses announced to Internet:               228293664
          Equivalent to 13 /8s, 155 /16s and 124 /24s
          Percentage of available ARIN address space announced:          75.6
      
      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:                     26468
          Total RIPE prefixes after maximum aggregation:                18721
      Prefixes being announced from the RIPE address blocks:            23261
          Unique aggregates announced from the RIPE address blocks:     15476
      RIPE Region origin ASes present in the Internet Routing Table:     5701
      RIPE Region origin ASes announcing only one prefix:                3076
      RIPE Region transit ASes present in the Internet Routing Table:     966
      Average RIPE Region AS path length visible:                         5.4
          Max RIPE Region AS path length visible:                          26
      Number of RIPE addresses announced to Internet:               167833664
          Equivalent to 10 /8s, 0 /16s and 240 /24s
          Percentage of available RIPE address space announced:          58.8
      
      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:                    6183
          Total LACNIC prefixes after maximum aggregation:               2260
      Prefixes being announced from the LACNIC address blocks:           5902
          Unique aggregates announced from the LACNIC address blocks:    3578
      LACNIC Region origin ASes present in the Internet Routing Table:    387
      LACNIC Region origin ASes announcing only one prefix:               114
      LACNIC Region transit ASes present in the Internet Routing Table:    74
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        16
      Number of LACNIC addresses announced to Internet:              15449856
          Equivalent to 0 /8s, 235 /16s and 191 /24s
          Percentage of available LACNIC address space announced:        46.0
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1204
          Total AfriNIC prefixes after maximum aggregation:               680
      Prefixes being announced from the AfriNIC address blocks:           821
          Unique aggregates announced from the AfriNIC address blocks:    648
      AfriNIC Region origin ASes present in the Internet Routing Table:    90
      AfriNIC Region origin ASes announcing only one prefix:               20
      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:                       16
      Number of AfriNIC addresses announced to Internet:              1913600
          Equivalent to 0 /8s, 29 /16s and 51 /24s
          Percentage of available AfriNIC address space announced:       11.4
      
      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      817       1056         589   Telstra Pty Ltd
       4134      810       4092         150   Data Communications Bureau
       4766      512       2896         269   Korea Internet Exchange for "
       9583      493         39         105   Satyam Infoway Ltd.,
       4755      391        133          50   Videsh Sanchar Nigam Ltd. Aut
       9443      357         70          80   Primus Telecommunications
       2907      353       1840         327   SINET Japan
      17676      341       5084          33   XTAGE CORPORATION
       9929      327        159          31   China Netcom Corp.
      17557      326         23         163   Pakistan Telecom
        703      316        342         245   UUNET
       2764      287        258         234   connect.com.au pty ltd
       7474      266        269         204   Optus Communications Pty Ltd
       9942      235         71         128   COMindico Australia
       9800      227        370          64   CHINA UNICOM
       4802      225         25         139   Wantree Development
      17633      223         56           6   ASN for Shandong Provincial N
       9498      222         49          50   BHARTI BT INTERNET LTD.
      10036      202         18         183   C&M Communication Co. Ltd.
       4837      195       2023         106   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1411       6855         981   AT&T 
        701     1296       8446         932   UUNET Technologies, Inc. 
       6347      951        390         100   SAVVIS Communications Corpora
       1239      940       2875         627   Sprint 
       3356      885      10925         668   Level 3 Communications, LLC 
       4323      767        568         211   Time Warner Communications, I
      18566      740        192           7   Covad Communications 
       6197      732        495         308   BellSouth Network Solutions, 
        209      615       3425         501   Qwest 
        721      569      20737         256   DLA Systems Automation Center
      20115      567        377         292   Charter Communications 
       7843      513        673         128   Adelphia Corp. 
        852      511       1142         399   Telus Advanced Communications
       7132      487       7913         369   Southwestern Bell Internet Se
       6198      449        394         203   BellSouth Network Solutions, 
       2386      409        533         229   AT&T Data Communications Serv
      22909      397        829          30   Comcast Cable Corporation 
       4355      391        323         101   EarthLink, Inc. 
      22773      391        780          62   Cox Communications, Inc. Atla
        705      387        128         263   UUNET Technologies, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      648       2036         537   UUNET - Commercial IP service
       3320      300       2468         237   Deutsche Telekom AG
       3301      282       1098         271   TeliaNet Sweden
       8220      279        433         266   COLT Internet - International
        680      244       2025         239   DFN-IP service G-WiN
       1257      216        747         185   SWIPnet Swedish IP Network
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      215        484         212   Song Networks
       5515      200        842         146   Sonera Solution Autonomous Sy
       8708      194        113         177   Romania Data Systems S.A.
       3215      183        895          70   France Telecom Transpac
        786      174       1794         174   The JANET IP Service
      25186      172        156         114   France Telecom Transpac's Tra
       6746      151         29         129   Dynamic Network Technologies,
        719      150        288         102   LANLINK autonomous system
       5400      146        207         120   BT Ignite European Backbone
       3269      138       1131          64   TELECOM ITALIA
       8866      132         15          14   Bulgarian Telecommunication C
       3303      130        609         129   Swisscom Ltd
      12302      128         18          32   MobiFon S.A.
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      11172      350         83          52   Servicios Alestra S.A de C.V 
       6140      332        137          63   ImpSat
       8151      286        391         132   UniNet S.A. de C.V. 
      16814      202         13          10   NSS, S.A. 
       6147      187         86          20   Telefonica Del Peru 
       6505      134         90          92   Global One Communicaoes Ltda 
      11664      128         11          21   Keytech SA 
       6503      127        202          85   AVANTEL, S.A. 
       7303      119         55          18   Telecom Argentina Stet-France
      11556      103         65          25   Cable-Wireless Panama 
      11992       91          9          29   Integrated Systems 
       6535       81          5          16   Chilesat Servicios  Empresari
      11311       81          7          19   Sinectis S.A. 
      14420       81          5          31   ANDINATEL S.A. 
      15311       75         19          37   Telefonica Empresas 
       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       92        276          81   The Internetworking Company o
      11845       42          9          11   Data Pro Business Online 
      20928       42         16           1   Noor Advanced Technologies AS
      24835       31         18           6   RAYA Telecom - Egypt
       9129       29          3           4   UUNET Kenya
      14988       29         16           1   Botswana Telecommunications C
      16637       29          9          22   Johnnic e-Ventures 
       6713       26         38           9   Itissalat Al-MAGHRIB
       5713       25        125          23   Telkom SA Ltd 
       8524       24          2           7   AUCEGYPT Autonomous System
      12455       23          4           2   Jambonet Autonomous system
      10798       18          1          12   Standard Bank of South Africa
      12258       15          3          10   Vodacom Internet Company 
      15706       15          4           2   Sudatel Internet Exchange Aut
       8346       14          6          13   SONATEL-AS Autonomous System
      15808       13          1           2   Communication Solutions Ltd i
      17148       13          1           7   First National Bank 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       6347       951         851      SAVVIS Communications Corpora
      18566       740         733      Covad Communications 
       4134       810         660      Data Communications Bureau
       4323       767         556      Time Warner Communications, I
       6197       732         424      BellSouth Network Solutions, 
       9583       493         388      Satyam Infoway Ltd.,
       7843       513         385      Adelphia Corp. 
      22909       397         367      Comcast Cable Corporation 
        701      1296         364      UUNET Technologies, Inc. 
       5668       381         363      Century Telephone 
       4755       391         341      Videsh Sanchar Nigam Ltd. Aut
       6467       370         337      E.Spire Communications, Inc. 
      27364       349         330      Armstrong Cable Services 
      22773       391         329      Cox Communications, Inc. Atla
       1239       940         313      Sprint 
        721       569         313      DLA Systems Automation Center
      17676       341         308      XTAGE CORPORATION
      11172       350         298      Servicios Alestra S.A de C.V 
       9929       327         296      China Netcom Corp.
       4355       391         290      EarthLink, Inc. 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      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
      192.172.0.0/19         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        /8:18       /9:3       /10:6       /11:15      /12:61      
      /13:127     /14:301     /15:532     /16:7928    /17:2132    /18:3722    
      /19:9607    /20:10119   /21:7459    /22:10421   /23:11924   /24:78403   
      /25:210     /26:189     /27:98      /28:37      /29:7       /30:49      
      /31:0       /32:6       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6347      730           951      SAVVIS Communications Corpora
      18566      723           740      Covad Communications 
       6197      552           732      BellSouth Network Solutions, 
       7018      540          1411      AT&T 
       3356      501           885      Level 3 Communications, LLC 
        702      400           648      UUNET - Commercial IP service
       1239      369           940      Sprint 
        701      366          1296      UUNET Technologies, Inc. 
       9583      340           493      Satyam Infoway Ltd.,
      27364      336           349      Armstrong Cable Services 
       5668      333           381      Century Telephone 
       6198      331           449      BellSouth Network Solutions, 
       4766      317           512      Korea Internet Exchange for "
      20115      300           567      Charter Communications 
       6467      269           370      E.Spire Communications, Inc. 
       9929      259           327      China Netcom Corp.
      14824      254           278      NewSouth Communications Corp.
       3320      248           300      Deutsche Telekom AG
      13609      248           290      Choice One Communications Inc
      25844      245           245      Skadden, Arps, Slate, Meagher
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:1        12:836      13:1        15:5        16:2      
        17:3        20:9        24:735      32:66       33:2        38:75     
        40:54       44:4        55:1        56:3        57:16       60:5      
        61:436      62:509      63:1895     64:2166     65:2047     66:2752   
        67:349      68:509      69:662      70:64       80:536      81:352    
        82:191      83:121      84:4       128:177     129:171     130:85     
       131:183     132:23      134:179     135:17      136:176     137:55     
       138:169     139:37      140:165     141:105     142:120     143:59     
       144:100     145:42      146:286     147:93      148:418     149:110    
       150:90      151:69      152:162     153:66      154:2       155:128    
       156:57      157:65      158:138     159:150     160:54      161:67     
       162:387     163:77      164:185     165:164     166:111     167:218    
       168:239     169:113     170:284     171:8       192:5574    193:2834   
       194:2078    195:1412    196:580     198:3652    199:3259    200:3614   
       201:10      202:4788    203:5682    204:3108    205:2087    206:2265   
       207:2503    208:2175    209:3053    210:1407    211:576     212:1006   
       213:1195    214:78      215:29      216:3770    217:983     218:171    
       219:121     220:227     221:29      222:119    
      
      End of report