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[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, IRNOG 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 07 Jul, 2018

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

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

BGP routing table entries examined:                              704783
    Prefixes after maximum aggregation (per Origin AS):          270812
    Deaggregation factor:                                          2.60
    Unique aggregates announced (without unneeded subnets):      338899
Total ASes present in the Internet Routing Table:                 61158
    Prefixes per ASN:                                             11.52
Origin-only ASes present in the Internet Routing Table:           52832
Origin ASes announcing only one prefix:                           23031
Transit ASes present in the Internet Routing Table:                8326
Transit-only ASes present in the Internet Routing Table:            275
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      38
    Max AS path prepend of ASN ( 30873)                              28
Prefixes from unregistered ASNs in the Routing Table:                58
    Number of instances of unregistered ASNs:                        62
Number of 32-bit ASNs allocated by the RIRs:                      23201
Number of 32-bit ASNs visible in the Routing Table:               18695
Prefixes from 32-bit ASNs in the Routing Table:                   78406
Number of bogon 32-bit ASNs visible in the Routing Table:            23
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            271
Number of addresses announced to Internet:                   2859095363
    Equivalent to 170 /8s, 106 /16s and 85 /24s
    Percentage of available address space announced:               77.2
    Percentage of allocated address space announced:               77.2
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               98.9
Total number of prefixes smaller than registry allocations:      235229

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

Prefixes being announced by APNIC Region ASes:                   192058
    Total APNIC prefixes after maximum aggregation:               54723
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          190609
    Unique aggregates announced from the APNIC address blocks:    78232
APNIC Region origin ASes present in the Internet Routing Table:    8931
    APNIC Prefixes per ASN:                                       21.34
APNIC Region origin ASes announcing only one prefix:               2523
APNIC Region transit ASes present in the Internet Routing Table:   1338
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   3898
Number of APNIC addresses announced to Internet:              768180738
    Equivalent to 45 /8s, 201 /16s and 130 /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, 131072-137529
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:                    209516
    Total ARIN prefixes after maximum aggregation:                99769
    ARIN Deaggregation factor:                                     2.10
Prefixes being announced from the ARIN address blocks:           209831
    Unique aggregates announced from the ARIN address blocks:     99691
ARIN Region origin ASes present in the Internet Routing Table:    18195
    ARIN Prefixes per ASN:                                        11.53
ARIN Region origin ASes announcing only one prefix:                6728
ARIN Region transit ASes present in the Internet Routing Table:    1806
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          20
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2374
Number of ARIN addresses announced to Internet:              1103021728
    Equivalent to 65 /8s, 190 /16s and 198 /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, 393216-397212
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,  45/8,  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:                    192989
    Total RIPE prefixes after maximum aggregation:                92133
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           189192
    Unique aggregates announced from the RIPE address blocks:    112187
RIPE Region origin ASes present in the Internet Routing Table:    25262
    RIPE Prefixes per ASN:                                         7.49
RIPE Region origin ASes announcing only one prefix:               11379
RIPE Region transit ASes present in the Internet Routing Table:    3496
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:    7146
Number of RIPE addresses announced to Internet:               716014976
    Equivalent to 42 /8s, 173 /16s and 133 /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
                       196608-207259
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:                   91266
    Total LACNIC prefixes after maximum aggregation:              20116
    LACNIC Deaggregation factor:                                   4.54
Prefixes being announced from the LACNIC address blocks:          92679
    Unique aggregates announced from the LACNIC address blocks:   40775
LACNIC Region origin ASes present in the Internet Routing Table:   7301
    LACNIC Prefixes per ASN:                                      12.69
LACNIC Region origin ASes announcing only one prefix:              2012
LACNIC Region transit ASes present in the Internet Routing Table:  1355
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        38
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  4841
Number of LACNIC addresses announced to Internet:             172321824
    Equivalent to 10 /8s, 69 /16s and 108 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-268700 + 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:                  18895
    Total AfriNIC prefixes after maximum aggregation:              4021
    AfriNIC Deaggregation factor:                                  4.70
Prefixes being announced from the AfriNIC address blocks:         22201
    Unique aggregates announced from the AfriNIC address blocks:   7773
AfriNIC Region origin ASes present in the Internet Routing Table:  1165
    AfriNIC Prefixes per ASN:                                     19.06
AfriNIC Region origin ASes announcing only one prefix:              389
AfriNIC Region transit ASes present in the Internet Routing Table:  232
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  436
Number of AfriNIC addresses announced to Internet:             99110400
    Equivalent to 5 /8s, 232 /16s and 78 /24s
AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks  41/8, 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
  4538         4692       4192      74  ERX-CERNET-BKB China Education and Rese
  7545         4341        466     458  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552         2897       1153      77  VIETEL-AS-AP Viettel Group, VN
  4766         2842      11134     759  KIXS-AS-KR Korea Telecom, KR
  9829         2813       1497     543  BSNL-NIB National Internet Backbone, IN
 45899         2639       1633     114  VNPT-AS-VN VNPT Corp, VN
  9394         2542       4907      31  CTTNET China TieTong Telecommunications
 17974         2259        930      70  TELKOMNET-AS2-AP PT Telekomunikasi Indo
  9808         2241       8699      26  CMNET-GD Guangdong Mobile Communication
  4755         2111        417     205  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
  6327         3420       1324      84  SHAW - Shaw Communications Inc., CA
 22773         3291       2968     148  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
 11492         2391        241     473  CABLEONE - CABLE ONE, INC., US
 16509         2222       4721     734  AMAZON-02 - Amazon.com, Inc., US
 18566         2169        405     109  MEGAPATH5-US - MegaPath Corporation, US
 20115         2110       2579     473  CHARTER-NET-HKY-NC - Charter Communicat
   209         2037       5070     611  CENTURYLINK-US-LEGACY-QWEST - Qwest Com
 30036         2000        343     161  MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
 16625         1951        978    1387  AKAMAI-AS - Akamai Technologies, Inc., 
  7018         1751      20203    1272  ATT-INTERNET4 - AT&T Services, Inc., 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         4458       1607     120  UNI2-AS, ES
 39891         3778        203      20  ALJAWWALSTC-AS, SA
  8551         2609        377      43  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940         2546        627    1875  AKAMAI-ASN1, US
 12389         2014       1877     708  ROSTELECOM-AS, RU
 34984         2014        335     497  TELLCOM-AS, TR
  9121         1887       1692      19  TTNET, TR
 13188         1601        100      43  TRIOLAN, UA
  6849         1241        355      21  UKRTELNET, UA
  8402         1226        544      14  CORBINA-AS OJSC "Vimpelcom", RU

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         4999       3307     583  Uninet S.A. de C.V., MX
 10620         3565        542     251  Telmex Colombia S.A., CO
 11830         2655        369      78  Instituto Costarricense de Electricidad
  6503         1666        443      60  Axtel, S.A.B. de C.V., MX
  7303         1506       1026     190  Telecom Argentina S.A., AR
 28573         1036       2247     183  CLARO S.A., BR
  3816         1008        505     129  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147          932        377      31  Telefonica del Peru S.A.A., PE
 11172          927        126      85  Alestra, S. de R.L. de C.V., MX
 18881          913       1078      30  TELEFÔNICA BRASIL S.A, BR

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         1157        396      48  LINKdotNET-AS, EG
 37611          881        107       9  Afrihost, ZA
 36903          768        386     135  MT-MPLS, MA
 36992          750       1411      39  ETISALAT-MISR, EG
  8452          605       1730      18  TE-AS TE-AS, EG
 24835          572        802      18  RAYA-AS, EG
 37492          472        470      57  ORANGE-, TN
 29571          454         68      11  ORANGE-COTE-IVOIRE, CI
 37342          386         32       1  MOVITEL, MZ
 15399          374         39       8  WANANCHI-, KE

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         4999       3307     583  Uninet S.A. de C.V., MX
  4538         4692       4192      74  ERX-CERNET-BKB China Education and Rese
 12479         4458       1607     120  UNI2-AS, ES
  7545         4341        466     458  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891         3778        203      20  ALJAWWALSTC-AS, SA
 10620         3565        542     251  Telmex Colombia S.A., CO
  6327         3420       1324      84  SHAW - Shaw Communications Inc., CA
 22773         3291       2968     148  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
  7552         2897       1153      77  VIETEL-AS-AP Viettel Group, VN
  4766         2842      11134     759  KIXS-AS-KR Korea Telecom, KR

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

Global Per AS Maximum Aggr summary
----------------------------------

  ASN   No of nets  Net Savings  Description
  4538       4692         4618   ERX-CERNET-BKB China Education and Research Net
 12479       4458         4338   UNI2-AS, ES
  7545       4341         3883   TPG-INTERNET-AP TPG Telecom Limited, AU
 39891       3778         3758   ALJAWWALSTC-AS, SA
  6327       3420         3336   SHAW - Shaw Communications Inc., CA
 10620       3565         3314   Telmex Colombia S.A., CO
 22773       3291         3143   ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
  7552       2897         2820   VIETEL-AS-AP Viettel Group, VN
 11830       2655         2577   Instituto Costarricense de Electricidad y Telec
  8551       2609         2566   BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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

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

Bad AS    Designation  Network              Transit AS  Description
 230105   UNALLOCATED  38.110.79.0/24       23015       CMC180-TOR-AS - Cambridge Merc
  65001   PRIVATE      46.237.40.0/21       13118       ASN-YARTELECOM PJSC Rostelecom
  64513   PRIVATE      62.150.101.0/24       9155       QNET Kuwait, KW
  65537   DOCUMENT     62.162.120.0/24       6821       MT-AS-OWN bul. Orce Nikolov bb
 419333   UNALLOCATED  84.17.91.0/24        41933       IPRAGAZ-AS Istanbul/ TURKEY, T
  64121   UNALLOCATED  98.159.9.0/24        19555       KMI-NETWORK - Kinder Morgan, I
  64121   UNALLOCATED  98.159.12.0/24       19555       KMI-NETWORK - Kinder Morgan, I
  64140   UNALLOCATED  98.159.14.0/24       64121       UNKNOWN
  65544   DOCUMENT     103.197.121.0/24     65542       UNKNOWN
4259905537   PRIVATE      103.250.48.0/24     132917       YELLOWPAGESGROUP-AS-AP Yellow 

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

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

Prefix             Origin AS  Description
100.66.224.0/19        209     CENTURYLINK-US-LEGACY-QWEST - Qwest Communicati
198.18.1.19/32        7497     CSTNET-AS-AP Computer Network Information Cente

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

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

Network            Origin AS  Description
27.100.7.0/24        56096    UNKNOWN
41.76.136.0/22       37500    -Reserved AS-, ZZ
41.76.136.0/24       37500    -Reserved AS-, ZZ
41.76.138.0/24       37500    -Reserved AS-, ZZ
41.76.139.0/24       37500    -Reserved AS-, ZZ
41.76.140.0/22       37500    -Reserved AS-, ZZ
41.78.92.0/22        14988    BTC-GATE1, BW
41.78.180.0/23       37265    -Reserved AS-, ZZ
43.251.20.0/22        9381    WTT-AS-AP WTT HK Limited, HK
43.251.84.0/22      133676    PNPL-AS Precious netcom pvt ltd, IN

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        /8:14       /9:11      /10:37      /11:99      /12:290     
/13:568     /14:1097    /15:1895    /16:13357   /17:7931    /18:13762   
/19:25283   /20:39373   /21:45607   /22:87636   /23:71053   /24:394662  
/25:794     /26:558     /27:627     /28:35      /29:20      /30:18      
/31:4       /32:52      

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

   ASN   No of nets  Total ann.  Description
  6327     3207          3420    SHAW - Shaw Communications Inc., CA
 12479     3205          4458    UNI2-AS, ES
 39891     2946          3778    ALJAWWALSTC-AS, SA
 22773     2551          3291    ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
  8551     2071          2609    BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 18566     2062          2169    MEGAPATH5-US - MegaPath Corporation, US
 11830     2004          2655    Instituto Costarricense de Electricidad y Telec
 11492     1914          2391    CABLEONE - CABLE ONE, INC., US
 30036     1752          2000    MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
 10620     1612          3565    Telmex Colombia S.A., CO

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

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

   1:1608      2:844       4:18        5:2813      6:41        7:1      
   8:1121     12:1871     13:201      14:1756     15:30       16:3      
  17:188      18:54       20:49       23:2641     24:2217     25:2      
  27:2436     31:2028     32:92       35:27       36:501      37:2780   
  38:1461     39:253      40:121      41:3068     42:679      43:1917   
  44:120      45:4958     46:3049     47:202      49:1332     50:1048   
  51:316      52:1069     54:371      55:5        56:12       57:39     
  58:1600     59:988      60:403      61:2105     62:1859     63:1790   
  64:5032     65:2199     66:4659     67:2437     68:1167     69:3228   
  70:1159     71:572      72:2113     74:2707     75:422      76:457    
  77:1546     78:1716     79:1682     80:1521     81:1379     82:1079   
  83:792      84:1067     85:2011     86:565      87:1321     88:932    
  89:2346     90:212      91:6409     92:1241     93:2369     94:2392   
  95:2899     96:755      97:357      98:946      99:133     100:85     
 101:1223    102:130     103:18144   104:3555    105:211     106:671    
 107:1779    108:698     109:3379    110:1604    111:1772    112:1303   
 113:1281    114:1130    115:1662    116:1647    117:1757    118:2200   
 119:1660    120:993     121:1056    122:2468    123:1783    124:1446   
 125:1911    128:1086    129:673     130:458     131:1622    132:699    
 133:195     134:1015    135:225     136:501     137:564     138:1987   
 139:652     140:465     141:727     142:799     143:1003    144:803    
 145:482     146:1197    147:720     148:1638    149:754     150:737    
 151:1100    152:792     153:317     154:1265    155:771     156:1133   
 157:803     158:653     159:1742    160:1194    161:784     162:2589   
 163:593     164:1080    165:1507    166:450     167:1302    168:3099   
 169:816     170:3814    171:470     172:1080    173:1982    174:907    
 175:771     176:1987    177:4042    178:2535    179:1230    180:2175   
 181:2325    182:2367    183:1226    184:1032    185:13772   186:3634   
 187:2387    188:2848    189:2057    190:8137    191:1393    192:9822   
 193:5997    194:4866    195:3980    196:2595    197:1586    198:5529   
 199:5895    200:7325    201:4983    202:10241   203:10234   204:4583   
 205:2900    206:3097    207:3162    208:3986    209:3965    210:3883   
 211:1978    212:3015    213:2770    214:984     215:57      216:6029   
 217:2119    218:856     219:576     220:1778    221:984     222:970    
 223:1297   

End of report