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 07 Sep, 2019

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

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

BGP routing table entries examined:                              770473
    Prefixes after maximum aggregation (per Origin AS):          296709
    Deaggregation factor:                                          2.60
    Unique aggregates announced (without unneeded subnets):      371261
Total ASes present in the Internet Routing Table:                 65415
    Prefixes per ASN:                                             11.78
Origin-only ASes present in the Internet Routing Table:           56261
Origin ASes announcing only one prefix:                           24079
Transit ASes present in the Internet Routing Table:                9154
Transit-only ASes present in the Internet Routing Table:            269
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      43
    Max AS path prepend of ASN ( 19955)                              41
Prefixes from unregistered ASNs in the Routing Table:                25
    Number of instances of unregistered ASNs:                        25
Number of 32-bit ASNs allocated by the RIRs:                      28534
Number of 32-bit ASNs visible in the Routing Table:               23329
Prefixes from 32-bit ASNs in the Routing Table:                  106198
Number of bogon 32-bit ASNs visible in the Routing Table:            17
Special use prefixes present in the Routing Table:                    0
Prefixes being announced from unallocated address space:            290
Number of addresses announced to Internet:                   2836686336
    Equivalent to 169 /8s, 20 /16s and 102 /24s
    Percentage of available address space announced:               76.6
    Percentage of allocated address space announced:               76.6
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.3
Total number of prefixes smaller than registry allocations:      257262

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

Prefixes being announced by APNIC Region ASes:                   208408
    Total APNIC prefixes after maximum aggregation:               62204
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          203158
    Unique aggregates announced from the APNIC address blocks:    84758
APNIC Region origin ASes present in the Internet Routing Table:   10041
    APNIC Prefixes per ASN:                                       20.23
APNIC Region origin ASes announcing only one prefix:               2790
APNIC Region transit ASes present in the Internet Routing Table:   1505
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   5042
Number of APNIC addresses announced to Internet:              767127552
    Equivalent to 45 /8s, 185 /16s and 112 /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:                    227493
    Total ARIN prefixes after maximum aggregation:               106316
    ARIN Deaggregation factor:                                     2.14
Prefixes being announced from the ARIN address blocks:           226235
    Unique aggregates announced from the ARIN address blocks:    107595
ARIN Region origin ASes present in the Internet Routing Table:    18566
    ARIN Prefixes per ASN:                                        12.19
ARIN Region origin ASes announcing only one prefix:                6861
ARIN Region transit ASes present in the Internet Routing Table:    1911
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          43
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2884
Number of ARIN addresses announced to Internet:              1069426304
    Equivalent to 63 /8s, 190 /16s and 38 /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:                    215319
    Total RIPE prefixes after maximum aggregation:               100703
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           211327
    Unique aggregates announced from the RIPE address blocks:    124619
RIPE Region origin ASes present in the Internet Routing Table:    26418
    RIPE Prefixes per ASN:                                         8.00
RIPE Region origin ASes announcing only one prefix:               11653
RIPE Region transit ASes present in the Internet Routing Table:    3737
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:    8451
Number of RIPE addresses announced to Internet:               721233280
    Equivalent to 42 /8s, 253 /16s and 37 /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:                   98559
    Total LACNIC prefixes after maximum aggregation:              23000
    LACNIC Deaggregation factor:                                   4.29
Prefixes being announced from the LACNIC address blocks:          99769
    Unique aggregates announced from the LACNIC address blocks:   44405
LACNIC Region origin ASes present in the Internet Routing Table:   8784
    LACNIC Prefixes per ASN:                                      11.36
LACNIC Region origin ASes announcing only one prefix:              2311
LACNIC Region transit ASes present in the Internet Routing Table:  1628
Average LACNIC Region AS path length visible:                       5.5
    Max LACNIC Region AS path length visible:                        39
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  6347
Number of LACNIC addresses announced to Internet:             173868032
    Equivalent to 10 /8s, 93 /16s and 4 /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:                  20668
    Total AfriNIC prefixes after maximum aggregation:              4466
    AfriNIC Deaggregation factor:                                  4.63
Prefixes being announced from the AfriNIC address blocks:         29694
    Unique aggregates announced from the AfriNIC address blocks:   9623
AfriNIC Region origin ASes present in the Internet Routing Table:  1321
    AfriNIC Prefixes per ASN:                                     22.48
AfriNIC Region origin ASes announcing only one prefix:              464
AfriNIC Region transit ASes present in the Internet Routing Table:  257
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  605
Number of AfriNIC addresses announced to Internet:            104769536
    Equivalent to 6 /8s, 62 /16s and 168 /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         4966        599     583  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552         3245       1331      26  VIETEL-AS-AP Viettel Group, VN
 45899         3054       1761     113  VNPT-AS-VN VNPT Corp, VN
  9829         2733       1494     547  BSNL-NIB National Internet Backbone, IN
  9808         2703       9043      63  CMNET-GD Guangdong Mobile Communication
  4766         2545      11119     764  KIXS-AS-KR Korea Telecom, KR
  7713         2258        685     603  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498         2165        435     208  BBIL-AP BHARTI Airtel Ltd., IN
  4755         2159        442     195  TATACOMM-AS TATA Communications formerl
  9394         2079       4898      24  CTTNET China TieTong Telecommunications

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         4065        280      25  VIASAT-SP-BACKBONE - ViaSat,Inc., US
 11492         3656        238     673  CABLEONE - CABLE ONE, INC., US
  6327         3496       1324      94  SHAW - Shaw Communications Inc., CA
 22773         3454       2973     156  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
 16509         3119       6585    1472  AMAZON-02 - Amazon.com, Inc., US
 16625         2766       1457    1992  AKAMAI-AS - Akamai Technologies, Inc., 
 30036         2188        349     170  MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
 20115         2146       2764     525  CHARTER-20115 - Charter Communications,
 18566         2086        405     105  MEGAPATH5-US - MegaPath Corporation, US
  5650         2074       3073    1453  FRONTIER-FRTR - Frontier Communications

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         5529       1615     141  UNI2-AS, ES
 39891         3780        219      19  ALJAWWALSTC-AS, SA
  8551         2912        379      46  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940         2744        498    1939  AKAMAI-ASN1, US
 31334         2604        484      13  KABELDEUTSCHLAND-AS, DE
 12389         2389       2231     685  ROSTELECOM-AS, RU
 34984         2132        348     529  TELLCOM-AS, TR
  9121         2040       1692      19  TTNET, TR
  9009         1766        191     967  M247, GB
 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         6204       3352     610  Uninet S.A. de C.V., MX
 10620         3368        534     445  Telmex Colombia S.A., CO
 11830         2691        370      54  Instituto Costarricense de Electricidad
  6503         1611        378     415  Axtel, S.A.B. de C.V., MX
  7303         1479       1027     272  Telecom Argentina S.A., AR
 28573         1167       2230     207  CLARO S.A., BR
  6147         1103        380      35  Telefonica del Peru S.A.A., PE
  3816         1059        538     124  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 13999         1003        482     249  Mega Cable, S.A. de C.V., MX
 11172          932        110      60  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         1121        393      23  LINKdotNET-AS, EG
 36992          955       1535      73  ETISALAT-MISR, EG
 24835          892        590      21  RAYA-AS, EG
 36903          745        374     208  MT-MPLS, MA
  8452          659       1857      19  TE-AS TE-AS, EG
 29571          529         68      11  ORANGE-COTE-IVOIRE, CI
 15399          415         45      11  WANANCHI-, KE
 37342          369         32       1  MOVITEL, MZ
 15706          362         32       6  Sudatel, SD
 23889          359        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         6204       3352     610  Uninet S.A. de C.V., MX
 12479         5529       1615     141  UNI2-AS, ES
  7545         4966        599     583  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155         4065        280      25  VIASAT-SP-BACKBONE - ViaSat,Inc., US
 39891         3780        219      19  ALJAWWALSTC-AS, SA
 11492         3656        238     673  CABLEONE - CABLE ONE, INC., US
  6327         3496       1324      94  SHAW - Shaw Communications Inc., CA
 22773         3454       2973     156  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
 10620         3368        534     445  Telmex Colombia S.A., CO
  7552         3245       1331      26  VIETEL-AS-AP Viettel Group, VN

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       5529         5388   UNI2-AS, ES
  7545       4966         4383   TPG-INTERNET-AP TPG Telecom Limited, AU
  7155       4065         4040   VIASAT-SP-BACKBONE - ViaSat,Inc., US
 39891       3780         3761   ALJAWWALSTC-AS, SA
  6327       3496         3402   SHAW - Shaw Communications Inc., CA
 22773       3454         3298   ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
  7552       3245         3219   VIETEL-AS-AP Viettel Group, VN
 11492       3656         2983   CABLEONE - CABLE ONE, INC., US
 45899       3054         2941   VNPT-AS-VN VNPT Corp, VN
 10620       3368         2923   Telmex Colombia S.A., CO

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
  68710   UNALLOCATED  45.170.231.0/24     268710       UNKNOWN
 260984   UNALLOCATED  45.175.186.0/23      16735       ALGAR TELECOM S/A, BR
 266842   UNALLOCATED  45.238.156.0/22     265680       HNTELCO S.A, HN
  65550   DOCUMENT     81.8.34.0/24         15924       BORUSANTELEKOM-AS, TR
  65550   DOCUMENT     81.8.35.0/24         15924       BORUSANTELEKOM-AS, TR
  65549   DOCUMENT     117.239.163.0/24     65544       UNKNOWN
  64339   UNALLOCATED  143.0.108.0/22       18747       IFX18747 - IFX Corporation, US
  64355   UNALLOCATED  156.40.196.0/24      30387       NIH-NET-NCCS - National Instit
  64011   UNALLOCATED  166.133.128.0/18     20057       ATT-MOBILITY-LLC-AS20057 - AT&

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

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

Network            Origin AS  Description
27.100.7.0/24        56096    UNKNOWN
27.126.156.0/22      55827    UNKNOWN
27.126.156.0/23      55827    UNKNOWN
27.126.158.0/23      55827    UNKNOWN
41.76.140.0/22       37500    -Reserved AS-, ZZ
41.78.180.0/23       37265    -Reserved AS-, ZZ
41.220.48.0/20       36900    -Reserved AS-, ZZ
41.242.92.0/24       37643    -Reserved AS-, ZZ
41.242.93.0/24       37643    -Reserved AS-, ZZ
43.229.16.0/22      136800    XIAOZHIYUN1-AS-AP ICIDC NETWORK, US

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       /9:12      /10:37      /11:99      /12:290     
/13:573     /14:1145    /15:1917    /16:13245   /17:7986    /18:13746   
/19:25628   /20:40262   /21:47249   /22:96314   /23:77879   /24:443175  
/25:906     /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     4488          5529    UNI2-AS, ES
  6327     3282          3496    SHAW - Shaw Communications Inc., CA
  7155     3156          4065    VIASAT-SP-BACKBONE - ViaSat,Inc., US
 39891     2946          3780    ALJAWWALSTC-AS, SA
 11492     2867          3656    CABLEONE - CABLE ONE, INC., US
 22773     2684          3454    ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
 31334     2492          2604    KABELDEUTSCHLAND-AS, DE
  8551     2365          2912    BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11830     2039          2691    Instituto Costarricense de Electricidad y Telec
 18566     1981          2086    MEGAPATH5-US - MegaPath Corporation, US

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

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

   1:1732      2:1098      3:6         4:22        5:3028      6:50     
   7:1         8:1359      9:1        12:1795     13:398      14:2115   
  15:42       16:7        17:271      18:81       20:56       23:2912   
  24:2591     25:4        27:2465     31:2723     32:107      35:37     
  36:908      37:3125     38:1808     39:303      40:121      41:3371   
  42:835      43:2089     44:175      45:10235    46:3353     47:269    
  49:1446     50:1098     51:341      52:1063     54:265      55:686    
  56:6        57:47       58:2057     59:1115     60:582      61:2224   
  62:1989     63:1855     64:5031     65:2248     66:4806     67:2747   
  68:1200     69:3571     70:1386     71:671      72:2679     74:2692   
  75:1291     76:596      77:2546     78:1972     79:2151     80:1818   
  81:1505     82:1161     83:963      84:1171     85:2360     86:563    
  87:1567     88:1088     89:2563     90:230      91:6597     92:1449   
  93:2475     94:2585     95:3641     96:954      97:340      98:957    
  99:833     100:88      101:1197    102:651     103:22071   104:3631   
 105:282     106:815     107:1791    108:691     109:3564    110:1763   
 111:2021    112:1539    113:1427    114:1282    115:1781    116:1749   
 117:1971    118:2228    119:1656    120:1065    121:1047    122:2305   
 123:1860    124:1532    125:2019    128:1345    129:855     130:547    
 131:1810    132:755     133:224     134:1106    135:255     136:598    
 137:799     138:2050    139:949     140:635     141:873     142:785    
 143:1076    144:887     145:281     146:1369    147:856     148:1786   
 149:1033    150:825     151:1026    152:1375    153:359     154:4363   
 155:892     156:2230    157:1056    158:696     159:1942    160:1581   
 161:956     162:2986    163:837     164:1272    165:1157    166:517    
 167:1441    168:3462    169:472     170:4209    171:665     172:1714   
 173:2231    174:1040    175:1001    176:2442    177:3972    178:2723   
 179:1438    180:2142    181:2380    182:2780    183:1155    184:2278   
 185:15490   186:3714    187:2552    188:3435    189:2045    190:8258   
 191:1462    192:10087   193:6755    194:5529    195:4194    196:3101   
 197:1738    198:6019    199:5974    200:7147    201:5149    202:10377  
 203:10309   204:4567    205:3055    206:3224    207:3285    208:3934   
 209:4318    210:3930    211:2035    212:3276    213:2947    214:1128   
 215:54      216:5927    217:2245    218:871     219:601     220:1917   
 221:973     222:985     223:1379   

End of report