APNIC Home APNIC Home
Info & FAQ |  Resource services |  Training |  Meetings |  Membership |  Documents |  Whois & Search |  Internet community

You're here:  Home  Mailing Lists apops 


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[apops] Weekly Routing Table Report



This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz@gmail.com>.

Routing Table Report   04:00 +10GMT Sat 01 Feb, 2020

Report Website:     http://thyme.rand.apnic.net
Detailed Analysis:  http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined:                              793947
    Prefixes after maximum aggregation (per Origin AS):          302112
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      388441
Total ASes present in the Internet Routing Table:                 66890
    Prefixes per ASN:                                             11.87
Origin-only ASes present in the Internet Routing Table:           57486
Origin ASes announcing only one prefix:                           24176
Transit ASes present in the Internet Routing Table:                9404
Transit-only ASes present in the Internet Routing Table:            288
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      34
    Max AS path prepend of ASN (132972)                              29
Prefixes from unregistered ASNs in the Routing Table:              1298
    Number of instances of unregistered ASNs:                      1299
Number of 32-bit ASNs allocated by the RIRs:                      30389
Number of 32-bit ASNs visible in the Routing Table:               24990
Prefixes from 32-bit ASNs in the Routing Table:                  114681
Number of bogon 32-bit ASNs visible in the Routing Table:            21
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:           1125
Number of addresses announced to Internet:                   2852816000
    Equivalent to 170 /8s, 10 /16s and 132 /24s
    Percentage of available address space announced:               77.1
    Percentage of allocated address space announced:               77.1
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.4
Total number of prefixes smaller than registry allocations:      266322

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   210695
    Total APNIC prefixes after maximum aggregation:               61420
    APNIC Deaggregation factor:                                    3.43
Prefixes being announced from the APNIC address blocks:          204156
    Unique aggregates announced from the APNIC address blocks:    84890
APNIC Region origin ASes present in the Internet Routing Table:   10335
    APNIC Prefixes per ASN:                                       19.75
APNIC Region origin ASes announcing only one prefix:               2869
APNIC Region transit ASes present in the Internet Routing Table:   1537
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   5383
Number of APNIC addresses announced to Internet:              768326144
    Equivalent to 45 /8s, 203 /16s and 186 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-141625
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    233287
    Total ARIN prefixes after maximum aggregation:               107371
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           231091
    Unique aggregates announced from the ARIN address blocks:    116754
ARIN Region origin ASes present in the Internet Routing Table:    18392
    ARIN Prefixes per ASN:                                        12.56
ARIN Region origin ASes announcing only one prefix:                6756
ARIN Region transit ASes present in the Internet Routing Table:    1908
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          23
Number of ARIN region 32-bit ASNs visible in the Routing Table:    3144
Number of ARIN addresses announced to Internet:              1078449664
    Equivalent to 64 /8s, 71 /16s and 214 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-399260
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    224318
    Total RIPE prefixes after maximum aggregation:               104312
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           221116
    Unique aggregates announced from the RIPE address blocks:    130594
RIPE Region origin ASes present in the Internet Routing Table:    26771
    RIPE Prefixes per ASN:                                         8.26
RIPE Region origin ASes announcing only one prefix:               11688
RIPE Region transit ASes present in the Internet Routing Table:    3792
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:    8872
Number of RIPE addresses announced to Internet:               723775104
    Equivalent to 43 /8s, 35 /16s and 238 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-210331
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  102985
    Total LACNIC prefixes after maximum aggregation:              23759
    LACNIC Deaggregation factor:                                   4.33
Prefixes being announced from the LACNIC address blocks:         104184
    Unique aggregates announced from the LACNIC address blocks:   45364
LACNIC Region origin ASes present in the Internet Routing Table:   9373
    LACNIC Prefixes per ASN:                                      11.12
LACNIC Region origin ASes announcing only one prefix:              2388
LACNIC Region transit ASes present in the Internet Routing Table:  1765
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  6940
Number of LACNIC addresses announced to Internet:             174168320
    Equivalent to 10 /8s, 97 /16s and 153 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-270748 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  21363
    Total AfriNIC prefixes after maximum aggregation:              4482
    AfriNIC Deaggregation factor:                                  4.77
Prefixes being announced from the AfriNIC address blocks:         32275
    Unique aggregates announced from the AfriNIC address blocks:   9846
AfriNIC Region origin ASes present in the Internet Routing Table:  1358
    AfriNIC Prefixes per ASN:                                     23.77
AfriNIC Region origin ASes announcing only one prefix:              475
AfriNIC Region transit ASes present in the Internet Routing Table:  264
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  651
Number of AfriNIC addresses announced to Internet:            107333120
    Equivalent to 6 /8s, 101 /16s and 198 /24s
AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7545        5235        642     598  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4622       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3303       1331      24  VIETEL-AS-AP Viettel Group, VN
 45899        3123       1787     108  VNPT-AS-VN VNPT Corp, VN
  7713        2696        813     498  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9808        2606       9043      62  CMNET-GD Guangdong Mobile Communication
  4766        2264      11101     566  KIXS-AS-KR Korea Telecom, KR
  9498        2224        433     213  BBIL-AP BHARTI Airtel Ltd., IN
  9829        2145       1374     236  BSNL-NIB National Internet Backbone, IN
  4755        2136        441     195  TATACOMM-AS TATA Communications formerl

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7155        4047        280      27  VIASAT-SP-BACKBONE, US
 11492        3926        260     654  CABLEONE, US
 16509        3784       7728    1670  AMAZON-02, US
 22773        3522       2971     151  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3365       1324      93  SHAW, CA
 16625        2976       1560    2137  AKAMAI-AS, US
   209        2343       5075     532  CENTURYLINK-US-LEGACY-QWEST, US
 30036        2291        358      92  MEDIACOM-ENTERPRISE-BUSINESS, US
 20115        2138       2780     520  CHARTER-20115, US
 18566        2059        405     103  MEGAPATH5-, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        5855       1622     133  UNI2-AS, ES
 39891        4034        219      19  ALJAWWALSTC-AS, SA
 31334        3431        484      13  KABELDEUTSCHLAND-AS, DE
  8551        3092        379      45  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        2817        450    1942  AKAMAI-ASN1, US
 12389        2420       2244     700  ROSTELECOM-AS, RU
  9009        2073        220    1119  M247, GB
 34984        2067        348     557  TELLCOM-AS, TR
  9121        1932       1691      18  TTNET, TR
 13188        1604        100      47  TRIOLAN, UA

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        6211       3300     610  Uninet S.A. de C.V., MX
 10620        3357        533     471  Telmex Colombia S.A., CO
 11830        2681        369      63  Instituto Costarricense de Electricidad
  6503        1683        323     390  Axtel, S.A.B. de C.V., MX
  7303        1484       1030     266  Telecom Argentina S.A., AR
 28573        1267       2235     193  CLARO S.A., BR
 13999        1182        504     288  Mega Cable, S.A. de C.V., MX
  3816        1120        562     134  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1100        379      39  Telefonica del Peru S.A.A., PE
 11172         955        112      70  Alestra, S. de R.L. de C.V., MX

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1100        393      23  LINKdotNET-AS, EG
 24835        1097        566      24  RAYA-AS, EG
 36992        1039       1535      73  ETISALAT-MISR, EG
 36903         876        452      97  MT-MPLS, MA
  6713         613       1863      34  IAM-AS, MA
 29571         560         68      12  ORANGE-COTE-IVOIRE, CI
 37342         476         32       1  MOVITEL, MZ
 36935         383        522      40  Vodafone-, EG
 15399         355         45      10  WANANCHI-, KE
 23889         351        231      15  MauritiusTelecom, MU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        6211       3300     610  Uninet S.A. de C.V., MX
 12479        5855       1622     133  UNI2-AS, ES
  7545        5235        642     598  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4622       4192      73  ERX-CERNET-BKB China Education and Rese
  7155        4047        280      27  VIASAT-SP-BACKBONE, US
 39891        4034        219      19  ALJAWWALSTC-AS, SA
 11492        3926        260     654  CABLEONE, US
 16509        3784       7728    1670  AMAZON-02, US
 22773        3522       2971     151  ASN-CXA-ALL-CCI-22773-RDC, US
 31334        3431        484      13  KABELDEUTSCHLAND-AS, DE

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 12479        5855         5722  UNI2-AS, ES
  7545        5235         4637  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4622         4549  ERX-CERNET-BKB China Education and Research Net
  7155        4047         4020  VIASAT-SP-BACKBONE, US
 39891        4034         4015  ALJAWWALSTC-AS, SA
 31334        3431         3418  KABELDEUTSCHLAND-AS, DE
 22773        3522         3371  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3303         3279  VIETEL-AS-AP Viettel Group, VN
 11492        3926         3272  CABLEONE, US
  6327        3365         3272  SHAW, CA

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     17076  UNALLOCATED  8.12.244.0/24             3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24               174  COGENT-174, US
     62485  UNALLOCATED  8.23.229.0/24             3356  LEVEL3, US
     32985  UNALLOCATED  8.28.31.0/24              3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     27205  UNALLOCATED  8.38.16.0/21              6461  ZAYO-6461, US
     27205  UNALLOCATED  8.38.16.0/22             32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     27205  UNALLOCATED  8.38.20.0/22             32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     14109  UNALLOCATED  8.38.252.0/24             3356  LEVEL3, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.136.224.0/24      Origin:     15206  UNASSIGNED
                    Transit:       174  COGENT-174, US
23.137.192.0/24      Origin:     31798  CANAD-86-31798, CA
                    Transit:       174  COGENT-174, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
                    Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
27.126.156.0/22      Origin:     55827  UNASSIGNED
                    Transit:      9930  TTNET-MY TIME dotCom Berhad, MY
27.126.156.0/23      Origin:     55827  UNASSIGNED
                    Transit:      9930  TTNET-MY TIME dotCom Berhad, MY

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:10       /9:11      /10:38      /11:98      /12:287     
/13:580     /14:1157    /15:1918    /16:13385   /17:8191    /18:13886   
/19:25821   /20:40462   /21:47563   /22:98402   /23:80949   /24:459851  
/25:1338    /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        4830        5855  UNI2-AS, ES
 31334        3276        3431  KABELDEUTSCHLAND-AS, DE
  6327        3153        3365  SHAW, CA
  7155        3139        4047  VIASAT-SP-BACKBONE, US
 11492        3062        3926  CABLEONE, US
 39891        2946        4034  ALJAWWALSTC-AS, SA
 22773        2740        3522  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2552        3092  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2040        2291  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        2029        2681  Instituto Costarricense de Electricidad y Telec

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:1502      2:1163      3:30        4:19        5:3265      6:48     
   8:1378      9:1        12:1787     13:478      14:2230     15:71     
  16:9        17:283      18:79       20:58       23:3275     24:2627   
  25:4        27:2496     31:2859     32:101      35:43       36:933    
  37:3230     38:1833     39:314      40:132      41:3273     42:872    
  43:2122     44:190      45:13057    46:3644     47:274      49:1430   
  50:1567     51:343      52:1109     54:271      55:670      56:6      
  57:48       58:1885     59:1117     60:682      61:2210     62:2159   
  63:1927     64:5034     65:2328     66:4836     67:2846     68:1233   
  69:3820     70:1412     71:670      72:2779     74:2615     75:1438   
  76:670      77:2576     78:1978     79:2365     80:1851     81:1565   
  82:1206     83:1117     84:1215     85:2473     86:573      87:1697   
  88:1074     89:2687     90:298      91:7544     92:1455     93:2434   
  94:2588     95:3702     96:1013     97:337      98:963      99:965    
 100:83      101:1088    102:813     103:23042   104:3616    105:398    
 106:826     107:1873    108:702     109:3613    110:1770    111:1950   
 112:1544    113:1369    114:1488    115:1834    116:1792    117:2033   
 118:2122    119:1693    120:839     121:1024    122:2372    123:1879   
 124:1558    125:2015    128:1391    129:912     130:610     131:1825   
 132:780     133:301     134:1225    135:274     136:597     137:886    
 138:2168    139:990     140:596     141:876     142:865     143:1162   
 144:947     145:292     146:1449    147:1023    148:2036    149:1103   
 150:807     151:1270    152:1476    153:370     154:4694    155:901    
 156:3279    157:1082    158:720     159:1939    160:1716    161:1009   
 162:3010    163:770     164:1422    165:1227    166:541     167:1468   
 168:3526    169:488     170:4232    171:747     172:1857    173:2354   
 174:1036    175:1008    176:2617    177:4105    178:2902    179:1446   
 180:2198    181:2356    182:2836    183:1118    184:2388    185:16009  
 186:3734    187:2540    188:3629    189:2086    190:8267    191:1506   
 192:10235   193:7305    194:5973    195:4287    196:3373    197:1860   
 198:6121    199:5936    200:7168    201:5126    202:10402   203:10224  
 204:4552    205:3073    206:3243    207:3268    208:4012    209:4358   
 210:4003    211:1992    212:3236    213:3015    214:1169    215:53     
 216:5933    217:2333    218:897     219:605     220:1976    221:921    
 222:1013    223:1398   

End of report