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 04 Jan, 2020

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

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

BGP routing table entries examined:                              789540
    Prefixes after maximum aggregation (per Origin AS):          301183
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      387048
Total ASes present in the Internet Routing Table:                 66639
    Prefixes per ASN:                                             11.85
Origin-only ASes present in the Internet Routing Table:           57281
Origin ASes announcing only one prefix:                           24164
Transit ASes present in the Internet Routing Table:                9358
Transit-only ASes present in the Internet Routing Table:            289
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      34
    Max AS path prepend of ASN (  8697)                              28
Prefixes from unregistered ASNs in the Routing Table:              1309
    Number of instances of unregistered ASNs:                      1309
Number of 32-bit ASNs allocated by the RIRs:                      30020
Number of 32-bit ASNs visible in the Routing Table:               24708
Prefixes from 32-bit ASNs in the Routing Table:                  113084
Number of bogon 32-bit ASNs visible in the Routing Table:            28
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            280
Number of addresses announced to Internet:                   2847467136
    Equivalent to 169 /8s, 184 /16s and 230 /24s
    Percentage of available address space announced:               76.9
    Percentage of allocated address space announced:               76.9
    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:      263851

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

Prefixes being announced by APNIC Region ASes:                   209882
    Total APNIC prefixes after maximum aggregation:               61289
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          203950
    Unique aggregates announced from the APNIC address blocks:    84701
APNIC Region origin ASes present in the Internet Routing Table:   10273
    APNIC Prefixes per ASN:                                       19.85
APNIC Region origin ASes announcing only one prefix:               2860
APNIC Region transit ASes present in the Internet Routing Table:   1527
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   5318
Number of APNIC addresses announced to Internet:              767826176
    Equivalent to 45 /8s, 196 /16s and 25 /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:                    231739
    Total ARIN prefixes after maximum aggregation:               107260
    ARIN Deaggregation factor:                                     2.16
Prefixes being announced from the ARIN address blocks:           229540
    Unique aggregates announced from the ARIN address blocks:    116329
ARIN Region origin ASes present in the Internet Routing Table:    18351
    ARIN Prefixes per ASN:                                        12.51
ARIN Region origin ASes announcing only one prefix:                6751
ARIN Region transit ASes present in the Internet Routing Table:    1912
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    3092
Number of ARIN addresses announced to Internet:              1074121216
    Equivalent to 64 /8s, 5 /16s and 202 /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:                    222877
    Total RIPE prefixes after maximum aggregation:               103910
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           219368
    Unique aggregates announced from the RIPE address blocks:    130030
RIPE Region origin ASes present in the Internet Routing Table:    26724
    RIPE Prefixes per ASN:                                         8.21
RIPE Region origin ASes announcing only one prefix:               11703
RIPE Region transit ASes present in the Internet Routing Table:    3772
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:    8812
Number of RIPE addresses announced to Internet:               723793792
    Equivalent to 43 /8s, 36 /16s and 55 /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:                  102439
    Total LACNIC prefixes after maximum aggregation:              23497
    LACNIC Deaggregation factor:                                   4.36
Prefixes being announced from the LACNIC address blocks:         103606
    Unique aggregates announced from the LACNIC address blocks:   45141
LACNIC Region origin ASes present in the Internet Routing Table:   9271
    LACNIC Prefixes per ASN:                                      11.18
LACNIC Region origin ASes announcing only one prefix:              2371
LACNIC Region transit ASes present in the Internet Routing Table:  1746
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  6840
Number of LACNIC addresses announced to Internet:             173926144
    Equivalent to 10 /8s, 93 /16s and 231 /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:                  21293
    Total AfriNIC prefixes after maximum aggregation:              4448
    AfriNIC Deaggregation factor:                                  4.79
Prefixes being announced from the AfriNIC address blocks:         32796
    Unique aggregates announced from the AfriNIC address blocks:  10611
AfriNIC Region origin ASes present in the Internet Routing Table:  1352
    AfriNIC Prefixes per ASN:                                     24.26
AfriNIC Region origin ASes announcing only one prefix:              479
AfriNIC Region transit ASes present in the Internet Routing Table:  271
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  646
Number of AfriNIC addresses announced to Internet:            107522304
    Equivalent to 6 /8s, 104 /16s and 169 /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        5168        636     599  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4691       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3301       1331      24  VIETEL-AS-AP Viettel Group, VN
 45899        3124       1781     106  VNPT-AS-VN VNPT Corp, VN
  9808        2616       9043      62  CMNET-GD Guangdong Mobile Communication
  7713        2609        787     590  TELKOMNET-AS-AP PT Telekomunikasi Indon
  4766        2261      11102     567  KIXS-AS-KR Korea Telecom, KR
  9498        2218        433     214  BBIL-AP BHARTI Airtel Ltd., IN
  9829        2205       1388     284  BSNL-NIB National Internet Backbone, IN
  4755        2140        442     192  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 - ViaSat,Inc., US
 11492        3849        253     645  CABLEONE - CABLE ONE, INC., US
 16509        3791       7702    1684  AMAZON-02 - Amazon.com, Inc., US
 22773        3509       2971     152  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
  6327        3367       1324      93  SHAW - Shaw Communications Inc., CA
 16625        2971       1559    2133  AKAMAI-AS - Akamai Technologies, Inc., 
 30036        2278        357      89  MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
   209        2170       5075     538  CENTURYLINK-US-LEGACY-QWEST - CenturyLi
 20115        2134       2773     518  CHARTER-20115 - Charter Communications,
 18566        2061        405     103  MEGAPATH5-US - MegaPath Corporation, 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        5846       1631     135  UNI2-AS, ES
 39891        4034        219      19  ALJAWWALSTC-AS, SA
 31334        3361        484      13  KABELDEUTSCHLAND-AS, DE
  8551        3059        379      46  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        2809        469    1955  AKAMAI-ASN1, US
 12389        2422       2239     702  ROSTELECOM-AS, RU
 34984        2051        348     559  TELLCOM-AS, TR
  9009        2031        218    1094  M247, GB
  9121        1950       1691      18  TTNET, TR
 13188        1605        100      46  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        6158       3299     614  Uninet S.A. de C.V., MX
 10620        3364        534     463  Telmex Colombia S.A., CO
 11830        2680        369      63  Instituto Costarricense de Electricidad
  6503        1681        323     388  Axtel, S.A.B. de C.V., MX
  7303        1477       1026     265  Telecom Argentina S.A., AR
 28573        1270       2234     206  CLARO S.A., BR
 13999        1148        495     267  Mega Cable, S.A. de C.V., MX
  3816        1119        561     133  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1102        379      39  Telefonica del Peru S.A.A., PE
 11172         943        111      65  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        1241        393      23  LINKdotNET-AS, EG
 36992        1033       1535      73  ETISALAT-MISR, EG
 24835         978        566      24  RAYA-AS, EG
 36903         876        452      97  MT-MPLS, MA
  6713         622       1863      34  IAM-AS, MA
 29571         559         68      11  ORANGE-COTE-IVOIRE, CI
 37342         483         32       1  MOVITEL, MZ
 36935         373        522      40  Vodafone-, EG
 23889         354        231      15  MauritiusTelecom, MU
 15399         348         45      10  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        6158       3299     614  Uninet S.A. de C.V., MX
 12479        5846       1631     135  UNI2-AS, ES
  7545        5168        636     599  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4691       4192      73  ERX-CERNET-BKB China Education and Rese
  7155        4047        280      27  VIASAT-SP-BACKBONE - ViaSat,Inc., US
 39891        4034        219      19  ALJAWWALSTC-AS, SA
 11492        3849        253     645  CABLEONE - CABLE ONE, INC., US
 16509        3791       7702    1684  AMAZON-02 - Amazon.com, Inc., US
 22773        3509       2971     152  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
  6327        3367       1324      93  SHAW - Shaw Communications Inc., CA

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        5846         5711  UNI2-AS, ES
  4538        4691         4618  ERX-CERNET-BKB China Education and Research Net
  7545        5168         4569  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        4047         4020  VIASAT-SP-BACKBONE - ViaSat,Inc., US
 39891        4034         4015  ALJAWWALSTC-AS, SA
 22773        3509         3357  ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
 31334        3361         3348  KABELDEUTSCHLAND-AS, DE
  7552        3301         3277  VIETEL-AS-AP Viettel Group, VN
  6327        3367         3274  SHAW - Shaw Communications Inc., CA
 11492        3849         3204  CABLEONE - CABLE ONE, INC., US

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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3 - Level 3 Parent, LLC
    393266  UNALLOCATED  8.23.52.0/24               174  COGENT-174 - Cogent Communic
     62485  UNALLOCATED  8.23.229.0/24             3356  LEVEL3 - Level 3 Parent, LLC
     32985  UNALLOCATED  8.28.31.0/24              3356  LEVEL3 - Level 3 Parent, LLC
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174 - Cogent Communic
     23071  UNALLOCATED  8.33.235.0/24             3356  LEVEL3 - Level 3 Parent, LLC
     27205  UNALLOCATED  8.38.16.0/21              6461  ZAYO-6461 - Zayo Bandwidth, 
     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 - Level 3 Parent, LLC

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 - Hurricane Electric LLC, 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 - Cogent Communications, 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
27.126.158.0/23      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      /10:37      /11:98      /12:287     
/13:579     /14:1159    /15:1922    /16:13376   /17:8101    /18:13882   
/19:25773   /20:40319   /21:47525   /22:98195   /23:80492   /24:456464  
/25:1310    /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        4808        5846  UNI2-AS, ES
 31334        3206        3361  KABELDEUTSCHLAND-AS, DE
  6327        3155        3367  SHAW - Shaw Communications Inc., CA
  7155        3139        4047  VIASAT-SP-BACKBONE - ViaSat,Inc., US
 11492        3002        3849  CABLEONE - CABLE ONE, INC., US
 39891        2946        4034  ALJAWWALSTC-AS, SA
 22773        2730        3509  ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
  8551        2518        3059  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11830        2028        2680  Instituto Costarricense de Electricidad y Telec
 30036        2027        2278  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)
----------------------------------------------

   1:1527      2:1152      3:12        4:19        5:3222      6:46     
   8:1368      9:1        12:1794     13:496      14:2192     15:54     
  16:9        17:280      18:79       20:58       23:3171     24:2611   
  25:4        27:2515     31:2819     32:101      35:46       36:937    
  37:3225     38:1813     39:310      40:132      41:3280     42:882    
  43:2126     44:182      45:12765    46:3237     47:262      49:1423   
  50:1137     51:344      52:1113     54:275      55:693      56:6      
  57:47       58:1887     59:1114     60:669      61:2212     62:2129   
  63:1925     64:5022     65:2301     66:4817     67:2827     68:1224   
  69:3809     70:1401     71:672      72:2768     74:2692     75:1435   
  76:666      77:2542     78:1974     79:2304     80:1802     81:1546   
  82:1190     83:996      84:1215     85:2550     86:593      87:1650   
  88:1067     89:2672     90:266      91:7441     92:1460     93:2442   
  94:2606     95:3703     96:1004     97:338      98:964      99:964    
 100:84      101:1092    102:717     103:22852   104:3615    105:375    
 106:831     107:1854    108:693     109:3635    110:1766    111:1937   
 112:1536    113:1388    114:1467    115:1832    116:1802    117:2010   
 118:2103    119:1681    120:883     121:1033    122:2374    123:1878   
 124:1545    125:2009    128:1385    129:909     130:600     131:1863   
 132:775     133:298     134:1252    135:273     136:591     137:861    
 138:2195    139:982     140:604     141:863     142:830     143:1120   
 144:936     145:292     146:1468    147:1007    148:1889    149:1037   
 150:804     151:1249    152:1458    153:369     154:4630    155:885    
 156:3090    157:1080    158:695     159:1943    160:1681    161:1001   
 162:3034    163:876     164:1385    165:1219    166:537     167:1454   
 168:3586    169:495     170:4216    171:732     172:1859    173:2344   
 174:1037    175:1008    176:2627    177:4120    178:2854    179:1415   
 180:2170    181:2378    182:2821    183:1119    184:2396    185:15856  
 186:3802    187:2576    188:3484    189:2071    190:8179    191:1469   
 192:10182   193:7314    194:5912    195:4253    196:3379    197:1857   
 198:6062    199:5933    200:7171    201:5171    202:10423   203:10201  
 204:4564    205:3059    206:3257    207:3250    208:4016    209:4335   
 210:4021    211:1987    212:3254    213:2997    214:1147    215:53     
 216:5922    217:2303    218:894     219:605     220:1976    221:932    
 222:1011    223:1373   

End of report