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, 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 13 Oct, 2018

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

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

BGP routing table entries examined:                              721096
    Prefixes after maximum aggregation (per Origin AS):          277098
    Deaggregation factor:                                          2.60
    Unique aggregates announced (without unneeded subnets):      345929
Total ASes present in the Internet Routing Table:                 62109
    Prefixes per ASN:                                             11.61
Origin-only ASes present in the Internet Routing Table:           53619
Origin ASes announcing only one prefix:                           23335
Transit ASes present in the Internet Routing Table:                8490
Transit-only ASes present in the Internet Routing Table:            261
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      36
    Max AS path prepend of ASN ( 30873)                              34
Prefixes from unregistered ASNs in the Routing Table:                44
    Number of instances of unregistered ASNs:                        44
Number of 32-bit ASNs allocated by the RIRs:                      24423
Number of 32-bit ASNs visible in the Routing Table:               19736
Prefixes from 32-bit ASNs in the Routing Table:                   83469
Number of bogon 32-bit ASNs visible in the Routing Table:            14
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            280
Number of addresses announced to Internet:                   2855400963
    Equivalent to 170 /8s, 49 /16s and 246 /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:               99.1
Total number of prefixes smaller than registry allocations:      240920

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

Prefixes being announced by APNIC Region ASes:                   196490
    Total APNIC prefixes after maximum aggregation:               55881
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          194140
    Unique aggregates announced from the APNIC address blocks:    80052
APNIC Region origin ASes present in the Internet Routing Table:    9171
    APNIC Prefixes per ASN:                                       21.17
APNIC Region origin ASes announcing only one prefix:               2560
APNIC Region transit ASes present in the Internet Routing Table:   1364
Average APNIC Region AS path length visible:                        4.0
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   4133
Number of APNIC addresses announced to Internet:              767752898
    Equivalent to 45 /8s, 194 /16s and 250 /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, 131072-139577
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:                    214366
    Total ARIN prefixes after maximum aggregation:               101616
    ARIN Deaggregation factor:                                     2.11
Prefixes being announced from the ARIN address blocks:           213998
    Unique aggregates announced from the ARIN address blocks:    101728
ARIN Region origin ASes present in the Internet Routing Table:    18266
    ARIN Prefixes per ASN:                                        11.72
ARIN Region origin ASes announcing only one prefix:                6784
ARIN Region transit ASes present in the Internet Routing Table:    1810
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2465
Number of ARIN addresses announced to Internet:              1098532000
    Equivalent to 65 /8s, 122 /16s and 68 /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,  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:                    196723
    Total RIPE prefixes after maximum aggregation:                93952
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           193089
    Unique aggregates announced from the RIPE address blocks:    114184
RIPE Region origin ASes present in the Internet Routing Table:    25543
    RIPE Prefixes per ASN:                                         7.56
RIPE Region origin ASes announcing only one prefix:               11478
RIPE Region transit ASes present in the Internet Routing Table:    3539
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:    7477
Number of RIPE addresses announced to Internet:               714723456
    Equivalent to 42 /8s, 153 /16s and 208 /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:                   93596
    Total LACNIC prefixes after maximum aggregation:              21418
    LACNIC Deaggregation factor:                                   4.37
Prefixes being announced from the LACNIC address blocks:          94975
    Unique aggregates announced from the LACNIC address blocks:   41374
LACNIC Region origin ASes present in the Internet Routing Table:   7640
    LACNIC Prefixes per ASN:                                      12.43
LACNIC Region origin ASes announcing only one prefix:              2106
LACNIC Region transit ASes present in the Internet Routing Table:  1431
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  5184
Number of LACNIC addresses announced to Internet:             172314144
    Equivalent to 10 /8s, 69 /16s and 78 /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:                  19876
    Total AfriNIC prefixes after maximum aggregation:              4192
    AfriNIC Deaggregation factor:                                  4.74
Prefixes being announced from the AfriNIC address blocks:         24614
    Unique aggregates announced from the AfriNIC address blocks:   8332
AfriNIC Region origin ASes present in the Internet Routing Table:  1203
    AfriNIC Prefixes per ASN:                                     20.46
AfriNIC Region origin ASes announcing only one prefix:              407
AfriNIC Region transit ASes present in the Internet Routing Table:  243
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  477
Number of AfriNIC addresses announced to Internet:            101644288
    Equivalent to 6 /8s, 14 /16s and 248 /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         4639       4192      74  ERX-CERNET-BKB China Education and Rese
  7545         4461        489     479  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552         2985       1153      93  VIETEL-AS-AP Viettel Group, VN
  4766         2821      11130     764  KIXS-AS-KR Korea Telecom, KR
 45899         2783       1674     159  VNPT-AS-VN VNPT Corp, VN
  9829         2757       1496     550  BSNL-NIB National Internet Backbone, IN
  9394         2590       4907      31  CTTNET China TieTong Telecommunications
 17974         2253        936      52  TELKOMNET-AS2-AP PT Telekomunikasi Indo
  9808         2250       8699      26  CMNET-GD Guangdong Mobile Communication
  4755         2135        422     173  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
 11492         3525        227     498  CABLEONE - CABLE ONE, INC., US
  6327         3454       1324      83  SHAW - Shaw Communications Inc., CA
 22773         3244       2971     156  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
 16509         2316       5005     815  AMAZON-02 - Amazon.com, Inc., US
 18566         2157        405     109  MEGAPATH5-US - MegaPath Corporation, US
 16625         2152       1115    1555  AKAMAI-AS - Akamai Technologies, Inc., 
 20115         2148       2736     522  CHARTER-NET-HKY-NC - Charter Communicat
  5650         2085       3074    1461  FRONTIER-FRTR - Frontier Communications
   209         2041       5081     597  CENTURYLINK-US-LEGACY-QWEST - CenturyLi
 30036         1999        339     314  MEDIACOM-ENTERPRISE-BUSINESS - Mediacom

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         4932       1609     128  UNI2-AS, ES
 39891         3778        203      20  ALJAWWALSTC-AS, SA
  8551         3050        378      50  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940         2574        592    1920  AKAMAI-ASN1, US
 12389         2116       2065     681  ROSTELECOM-AS, RU
 34984         2049        337     509  TELLCOM-AS, TR
  9121         1862       1691      17  TTNET, TR
 13188         1604        100      45  TRIOLAN, UA
  8402         1271        544      14  CORBINA-AS OJSC "Vimpelcom", RU
  6849         1241        355      21  UKRTELNET, 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         5413       3304     611  Uninet S.A. de C.V., MX
 10620         3197        490     804  Telmex Colombia S.A., CO
 11830         2657        370      82  Instituto Costarricense de Electricidad
  6503         1649        444      65  Axtel, S.A.B. de C.V., MX
  7303         1432        955     206  Telecom Argentina S.A., AR
 28573         1119       2234     197  CLARO S.A., BR
  6147         1114        377      31  Telefonica del Peru S.A.A., PE
  3816         1025        512     112  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11172          935        145      71  Alestra, S. de R.L. de C.V., MX
 18881          919       1114      28  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         1201        396      48  LINKdotNET-AS, EG
 37611          902        107       9  Afrihost, ZA
 36903          794        399     146  MT-MPLS, MA
 36992          753       1411      41  ETISALAT-MISR, EG
 24835          682        818      18  RAYA-AS, EG
  8452          663       1728      15  TE-AS TE-AS, EG
 37492          468        470      57  ORANGE-, TN
 29571          465         70      12  ORANGE-COTE-IVOIRE, CI
 23889          394        231      15  MauritiusTelecom, MU
 37342          394         32       1  MOVITEL, MZ

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         5413       3304     611  Uninet S.A. de C.V., MX
 12479         4932       1609     128  UNI2-AS, ES
  4538         4639       4192      74  ERX-CERNET-BKB China Education and Rese
  7545         4461        489     479  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891         3778        203      20  ALJAWWALSTC-AS, SA
 11492         3525        227     498  CABLEONE - CABLE ONE, INC., US
  6327         3454       1324      83  SHAW - Shaw Communications Inc., CA
 22773         3244       2971     156  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
 10620         3197        490     804  Telmex Colombia S.A., CO
  8551         3050        378      50  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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

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

  ASN   No of nets  Net Savings  Description
 12479       4932         4804   UNI2-AS, ES
  4538       4639         4565   ERX-CERNET-BKB China Education and Research Net
  7545       4461         3982   TPG-INTERNET-AP TPG Telecom Limited, AU
 39891       3778         3758   ALJAWWALSTC-AS, SA
  6327       3454         3371   SHAW - Shaw Communications Inc., CA
 22773       3244         3088   ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
 11492       3525         3027   CABLEONE - CABLE ONE, INC., US
  8551       3050         3000   BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7552       2985         2892   VIETEL-AS-AP Viettel Group, VN
 45899       2783         2624   VNPT-AS-VN VNPT Corp, VN

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
  64500   DOCUMENT     45.43.56.0/24        45474       NEXUSGUARD-AS-AP Suite 2101~02
 266842   UNALLOCATED  45.238.156.0/22     265680       HNTELCO S.A, HN
  65001   PRIVATE      46.237.40.0/21       13118       ASN-YARTELECOM PJSC Rostelecom
  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
  65551   DOCUMENT     103.112.64.0/23      58889       ZOL-BD Zx Online Ltd, BD
  65001   PRIVATE      109.161.56.0/24      13118       ASN-YARTELECOM PJSC Rostelecom
  92937   UNALLOCATED  110.49.72.0/24       45458       SBN-AWN-AS-02-AP SBN-ISP/AWN-I

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

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

Prefix             Origin AS  Description
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
41.78.92.0/22        14988    BTC-GATE1, BW
41.78.180.0/23       37265    -Reserved AS-, ZZ
45.121.32.0/22      134356    UNKNOWN
45.121.136.0/22      22552    ESITED - eSited Solutions, US
45.124.164.0/22      38803    GTELECOM-AUSTRALIA Gtelecom-AUSTRALIA, AU
45.252.236.0/22      38803    GTELECOM-AUSTRALIA Gtelecom-AUSTRALIA, AU
64.28.160.0/20       20475    AS20475 - Global Capacity, LLC, US
64.29.240.0/20       27279    -Reserved AS-, ZZ
64.30.152.0/24       15830    TELECITY-LON, GB

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      /10:36      /11:98      /12:290     
/13:566     /14:1103    /15:1888    /16:13336   /17:7899    /18:13790   
/19:25398   /20:39664   /21:45951   /22:89509   /23:73608   /24:405721  
/25:821     /26:624     /27:634     /28:36      /29:21      /30:22      
/31:4       /32:52      

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

   ASN   No of nets  Total ann.  Description
 12479     3719          4932    UNI2-AS, ES
  6327     3240          3454    SHAW - Shaw Communications Inc., CA
 39891     2946          3778    ALJAWWALSTC-AS, SA
 11492     2778          3525    CABLEONE - CABLE ONE, INC., US
  8551     2506          3050    BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773     2506          3244    ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
 18566     2051          2157    MEGAPATH5-US - MegaPath Corporation, US
 11830     2007          2657    Instituto Costarricense de Electricidad y Telec
  5650     1762          2085    FRONTIER-FRTR - Frontier Communications of Amer
 30036     1747          1999    MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi

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

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

   1:1608      2:887       4:18        5:2671      6:43        7:1      
   8:1143     12:1864     13:219      14:1836     15:34       16:3      
  17:194      18:56       20:50       23:2556     24:2424     25:2      
  27:2517     31:2008     32:84       35:29       36:537      37:2875   
  38:1548     39:258      40:120      41:3265     42:717      43:1975   
  44:122      45:5743     46:3106     47:226      49:1346     50:1051   
  51:318      52:1090     54:364      55:1        56:12       57:39     
  58:1622     59:988      60:417      61:2086     62:1961     63:1805   
  64:5077     65:2208     66:4805     67:2672     68:1158     69:3366   
  70:1155     71:580      72:2254     74:2723     75:416      76:456    
  77:1652     78:1741     79:2235     80:1577     81:1423     82:1057   
  83:786      84:1046     85:2047     86:557      87:1455     88:929    
  89:2363     90:213      91:6444     92:1273     93:2393     94:2431   
  95:3026     96:932      97:352      98:938      99:142     100:86     
 101:1182    102:245     103:18974   104:3559    105:220     106:771    
 107:1827    108:708     109:3350    110:1673    111:1820    112:1330   
 113:1302    114:1171    115:1686    116:1666    117:1791    118:2203   
 119:1692    120:1085    121:1046    122:2387    123:1669    124:1445   
 125:1935    128:1186    129:692     130:500     131:1618    132:721    
 133:191     134:1038    135:237     136:527     137:659     138:1947   
 139:698     140:548     141:748     142:839     143:1014    144:845    
 145:496     146:1242    147:742     148:1687    149:778     150:759    
 151:999     152:870     153:325     154:1893    155:938     156:1494   
 157:814     158:660     159:1879    160:1493    161:855     162:2644   
 163:737     164:1088    165:1564    166:453     167:1280    168:3161   
 169:855     170:3842    171:495     172:1028    173:2067    174:999    
 175:808     176:2081    177:4045    178:2500    179:1321    180:2164   
 181:2427    182:2381    183:1304    184:1151    185:14203   186:3590   
 187:2491    188:2930    189:2018    190:8279    191:1360    192:9850   
 193:6282    194:5131    195:4043    196:2819    197:1625    198:5664   
 199:5965    200:7426    201:5048    202:10257   203:10241   204:4590   
 205:3001    206:3220    207:3200    208:3925    209:4159    210:3836   
 211:1980    212:2987    213:2822    214:1033    215:54      216:6025   
 217:2172    218:868     219:579     220:1796    221:1001    222:984    
 223:1396   

End of report