[apops] Weekly Routing Table Report

  • To: apops at apops dot net, rtma at arin 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, 3 Jul 2004 04:06:23 +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 03 Jul, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            141719
          Prefixes after maximum aggregation:                         85308
          Unique aggregates announced to Internet:                    67743
      Total ASes present in the Internet Routing Table:               17524
      Origin-only ASes present in the Internet Routing Table:         15178
      Origin ASes announcing only one prefix:                          7106
      Transit ASes present in the Internet Routing Table:              2346
      Transit-only ASes present in the Internet Routing Table:           72
      Average AS path length visible in the Internet Routing Table:     4.9
          Max AS path length visible:                                    26
      Illegal AS announcements present in the Routing Table:              5
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           19
      Number of addresses announced to Internet:                 1318427880
          Equivalent to 78 /8s, 149 /16s and 156 /24s
          Percentage of available address space announced:             35.6
          Percentage of allocated address space announced:             58.4
          Percentage of available address space allocated:             60.9
      Total number of prefixes smaller than registry allocations:     64876
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    27202
          Total APNIC prefixes after maximum aggregation:               14034
      Prefixes being announced from the APNIC address blocks:           25419
          Unique aggregates announced from the APNIC address blocks:    13938
      APNIC Region origin ASes present in the Internet Routing Table:    2064
      APNIC Region origin ASes announcing only one prefix:                620
      APNIC Region transit ASes present in the Internet Routing Table:    332
      Average APNIC Region AS path length visible:                        4.9
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              151075520
          Equivalent to 9 /8s, 1 /16s and 58 /24s
          Percentage of available APNIC address space announced:         68.9
      
      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:                     81038
          Total ARIN prefixes after maximum aggregation:                49844
      Prefixes being announced from the ARIN address blocks:            62840
          Unique aggregates announced from the ARIN address blocks:     21956
      ARIN Region origin ASes present in the Internet Routing Table:     9287
      ARIN Region origin ASes announcing only one prefix:                3313
      ARIN Region transit ASes present in the Internet Routing Table:     906
      Average ARIN Region AS path length visible:                         4.6
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               227205920
          Equivalent to 13 /8s, 138 /16s and 227 /24s
          Percentage of available ARIN address space announced:          75.2
      
      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:                     26116
          Total RIPE prefixes after maximum aggregation:                18501
      Prefixes being announced from the RIPE address blocks:            22896
          Unique aggregates announced from the RIPE address blocks:     14664
      RIPE Region origin ASes present in the Internet Routing Table:     5631
      RIPE Region origin ASes announcing only one prefix:                3041
      RIPE Region transit ASes present in the Internet Routing Table:     989
      Average RIPE Region AS path length visible:                         5.5
          Max RIPE Region AS path length visible:                          26
      Number of RIPE addresses announced to Internet:               167557184
          Equivalent to 9 /8s, 252 /16s and 184 /24s
          Percentage of available RIPE address space announced:          58.7
      
      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:                    6188
          Total LACNIC prefixes after maximum aggregation:               2254
      Prefixes being announced from the LACNIC address blocks:           5854
          Unique aggregates announced from the LACNIC address blocks:    3582
      LACNIC Region origin ASes present in the Internet Routing Table:    378
      LACNIC Region origin ASes announcing only one prefix:               109
      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:              15216384
          Equivalent to 0 /8s, 232 /16s and 47 /24s
          Percentage of available LACNIC address space announced:        45.3
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1174
          Total AfriNIC prefixes after maximum aggregation:               675
      Prefixes being announced from the AfriNIC address blocks:           778
          Unique aggregates announced from the AfriNIC address blocks:    584
      AfriNIC Region origin ASes present in the Internet Routing Table:    91
      AfriNIC Region origin ASes announcing only one prefix:               23
      AfriNIC Region transit ASes present in the Internet Routing Table:   12
      Average AfriNIC Region AS path length visible:                      4.9
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:              1886720
          Equivalent to 0 /8s, 28 /16s and 202 /24s
          Percentage of available AfriNIC address space announced:       11.2
      
      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      823       1041         593   Telstra Pty Ltd
       4134      793       3664         147   Data Communications Bureau
       4766      499       2895         266   Korea Internet Exchange for "
       9583      476         39         101   Satyam Infoway Ltd.,
       4755      378        134          55   Videsh Sanchar Nigam Ltd. Aut
       2907      350       1840         327   SINET Japan
      17557      341         24         168   Pakistan Telecom
      17676      341       5084          33   XTAGE CORPORATION
       9929      324        156          33   China Netcom Corp.
        703      321        358         250   UUNET
       9443      318         69          83   Primus Telecommunications
       2764      291        258         239   connect.com.au pty ltd
       7474      264        268         206   Optus Communications Pty Ltd
       9942      233         71         129   COMindico Australia
       9800      224        369          62   CHINA UNICOM
       9498      218         48          49   BHARTI BT INTERNET LTD.
      10026      202         11         131   IXNet Hong Kong Limited
       4802      199         23         138   Wantree Development
      10036      198         18         179   C&M Communication Co. Ltd.
       4837      189       2019         105   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1442       6865         993   AT&T 
        701     1305       8487         931   UUNET Technologies, Inc. 
       6347      981        400         103   SAVVIS Communications Corpora
       1239      939       2890         631   Sprint 
       3356      893      10916         678   Level 3 Communications, LLC 
       4323      739        570         206   Time Warner Communications, I
      18566      725        192           8   Covad Communications 
       6197      710        526         278   BellSouth Network Solutions, 
        209      611       3454         504   Qwest 
      20115      563        374         289   Charter Communications 
       6198      515        396         214   BellSouth Network Solutions, 
        852      512       1142         400   Telus Advanced Communications
       7843      512        663         129   Adelphia Corp. 
       7132      456       7872         342   Southwestern Bell Internet Se
       2386      424        565         226   AT&T Data Communications Serv
        721      396      13203         289   DLA Systems Automation Center
      22909      393        825          26   Comcast Cable Corporation 
       4355      391        323         101   EarthLink, Inc. 
        705      388        128         264   UUNET Technologies, Inc. 
      22773      388        782          56   Cox Communications, Inc. Atla
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      647       2039         541   UUNET - Commercial IP service
       3320      298       2468         236   Deutsche Telekom AG
       3301      295       1098         268   TeliaNet Sweden
       8220      275        429         263   COLT Internet - International
       1257      250        498         195   SWIPnet Swedish IP Network
        680      244       2025         239   DFN-IP service G-WiN
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      211        476         208   Song Networks
       5515      200        842         146   Sonera Solution Autonomous Sy
       8708      188        112         175   Romania Data Systems S.A.
       3215      183        895          70   France Telecom Transpac
        719      181        288         103   LANLINK autonomous system
      25186      174        156         115   France Telecom Transpac's Tra
        786      173       1792         173   The JANET IP Service
       6746      158         29         129   Dynamic Network Technologies,
       5400      144        205         120   BT Ignite European Backbone
       3269      135       1099          64   TELECOM ITALIA
       3303      133        611         132   Swisscom Ltd
       8866      128         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      356         96          58   Servicios Alestra S.A de C.V 
       6140      332        140          65   ImpSat
       8151      279        389         129   UniNet S.A. de C.V. 
      16814      207         14          10   NSS, S.A. 
       6147      184         82          21   Telefonica Del Peru 
       7303      147         53          30   Telecom Argentina Stet-France
       6505      134         90          92   Global One Communicaoes Ltda 
       6503      132        202          90   AVANTEL, S.A. 
      11992       90          9          29   Integrated Systems 
      11556       87         57          24   Cable-Wireless Panama 
       6535       81          5          16   Chilesat Servicios  Empresari
      14420       77          5          27   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
      14259       67          4           5   GTD Internet S.A. 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      253        632         220   The Internet Solution 
       5536      111         16           4   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       90        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
      12455       26          4           2   Jambonet Autonomous system
       5713       25        125          23   Telkom SA Ltd 
      16637       25          9          18   Johnnic e-Ventures 
       6713       24         38           9   Itissalat Al-MAGHRIB
       8524       24          2           7   AUCEGYPT Autonomous System
      14988       24         16           1   Botswana Telecommunications C
       9129       23          3           2   UUNET Kenya
      10798       18          1          12   Standard Bank of South Africa
      15706       16          2           3   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 
      21280       13          2           3   Swift Global Kenya Ltd.Is an 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       6347       981         878      SAVVIS Communications Corpora
      18566       725         717      Covad Communications 
       4134       793         646      Data Communications Bureau
       4323       739         533      Time Warner Communications, I
       6197       710         432      BellSouth Network Solutions, 
       7843       512         383      Adelphia Corp. 
       9583       476         375      Satyam Infoway Ltd.,
        701      1305         374      UUNET Technologies, Inc. 
      22909       393         367      Comcast Cable Corporation 
       5668       380         362      Century Telephone 
      27364       376         357      Armstrong Cable Services 
      22773       388         332      Cox Communications, Inc. Atla
       4755       378         323      Videsh Sanchar Nigam Ltd. Aut
       1239       939         308      Sprint 
      17676       341         308      XTAGE CORPORATION
       6198       515         301      BellSouth Network Solutions, 
      11172       356         298      Servicios Alestra S.A de C.V 
       9929       324         291      China Netcom Corp.
       4355       391         290      EarthLink, Inc. 
      20115       563         274      Charter Communications 
      
      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
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           568     DISO-UNRRA 
      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         568     DISO-UNRRA 
      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        /8:20       /9:3       /10:6       /11:15      /12:59      
      /13:127     /14:301     /15:521     /16:7892    /17:2086    /18:3664    
      /19:9505    /20:9959    /21:7301    /22:10337   /23:11851   /24:77344   
      /25:220     /26:223     /27:164     /28:26      /29:14      /30:67      
      /31:0       /32:14      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6347      758           981      SAVVIS Communications Corpora
      18566      708           725      Covad Communications 
       7018      559          1442      AT&T 
       6197      539           710      BellSouth Network Solutions, 
       3356      502           893      Level 3 Communications, LLC 
        702      395           647      UUNET - Commercial IP service
       6198      385           515      BellSouth Network Solutions, 
       1239      374           939      Sprint 
        701      367          1305      UUNET Technologies, Inc. 
      27364      364           376      Armstrong Cable Services 
       5668      333           380      Century Telephone 
       9583      320           476      Satyam Infoway Ltd.,
       4766      318           499      Korea Internet Exchange for "
      20115      297           563      Charter Communications 
       9929      257           324      China Netcom Corp.
      14824      255           279      NewSouth Communications Corp.
       3320      247           298      Deutsche Telekom AG
      13609      244           286      Choice One Communications Inc
      25844      244           244      Skadden, Arps, Slate, Meagher
        690      241           277      Merit Network 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:830      13:1        15:5        16:2        17:3      
        20:8        24:753      32:65       33:2        38:73       40:53     
        44:4        55:1        56:3        57:16       61:453      62:503    
        63:1862     64:2004     65:2043     66:2643     67:327      68:502    
        69:596      70:64       80:541      81:320      82:182      83:96     
        84:3       128:147     129:176     130:80      131:187     132:23     
       133:1       134:178     135:17      136:178     137:54      138:170    
       139:37      140:169     141:122     142:118     143:58      144:103    
       145:41      146:297     147:77      148:414     149:117     150:86     
       151:71      152:172     153:64      154:2       155:124     156:60     
       157:63      158:144     159:147     160:52      161:64      162:383    
       163:76      164:185     165:160     166:104     167:220     168:230    
       169:109     170:287     171:8       192:5547    193:2795    194:2047   
       195:1378    196:551     198:3684    199:3115    200:3594    201:8      
       202:4734    203:5650    204:3127    205:2092    206:2260    207:2488   
       208:2203    209:2994    210:1438    211:568     212:982     213:1175   
       214:66      215:30      216:3711    217:971     218:170     219:119    
       220:233     221:31      222:47     
      
      End of report