[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 18 21:13:20 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Thu 18 Jan, 2024

  IPv4 BGP Table (Global) as seen at AARNET (Brisbane).

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/AARNET/

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

BGP routing table entries examined:                              936929
    Prefixes after maximum aggregation (per Origin AS):          356368
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      455571
    Number of IPv4 prefixes with a valid ROA:                    438201
    Number of IPv4 prefixes with an invalid ROA:                   2076
    Number of IPv4 prefixes with no ROA:                         496652
Total ASes present in the Internet Routing Table:                 75261
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64585
Origin ASes announcing only one prefix:                           26552
Transit ASes present in the Internet Routing Table:               10676
Transit-only ASes present in the Internet Routing Table:            492
Paths with bogon ASNs present in the IPv4 Routing Table:             44
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      36
    Max AS path prepend of ASN ( 59588)                              31
Prefixes from unregistered ASNs in the Routing Table:              1131
    Number of instances of unregistered ASNs:                      1134
Number of 32-bit ASNs allocated by the RIRs:                      43414
Number of 32-bit ASNs visible in the Routing Table:               35705
Prefixes from 32-bit ASNs in the Routing Table:                  179922
Number of bogon 32-bit ASNs visible in the Routing Table:            39
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            482
Number of addresses announced to Internet:                   3046899968
    Equivalent to 181 /8s, 156 /16s and 1 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      309299

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

Prefixes being announced by APNIC Region ASes:                   249564
    Total APNIC prefixes after maximum aggregation:               72021
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          242575
    Unique aggregates announced from the APNIC address blocks:    99871
APNIC Region origin ASes present in the Internet Routing Table:   13896
    APNIC Prefixes per ASN:                                       17.46
APNIC Region origin ASes announcing only one prefix:               4193
APNIC Region transit ASes present in the Internet Routing Table:   1876
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9274
Number of APNIC addresses announced to Internet:              774509056
    Equivalent to 46 /8s, 42 /16s and 18 /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, 131072-153913
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:                    273298
    Total ARIN prefixes after maximum aggregation:               123648
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           278027
    Unique aggregates announced from the ARIN address blocks:    131896
ARIN Region origin ASes present in the Internet Routing Table:    19061
    ARIN Prefixes per ASN:                                        14.59
ARIN Region origin ASes announcing only one prefix:                6938
ARIN Region transit ASes present in the Internet Routing Table:    1941
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4829
Number of ARIN addresses announced to Internet:              1271870720
    Equivalent to 75 /8s, 207 /16s and 53 /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, 393216-401308
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:                    262172
    Total RIPE prefixes after maximum aggregation:               125083
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           256898
    Unique aggregates announced from the RIPE address blocks:    161036
RIPE Region origin ASes present in the Internet Routing Table:    28525
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12125
RIPE Region transit ASes present in the Internet Routing Table:    3924
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11539
Number of RIPE addresses announced to Internet:               714358272
    Equivalent to 42 /8s, 148 /16s and 62 /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
                       196608-216475
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:                  120177
    Total LACNIC prefixes after maximum aggregation:              28828
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         118869
    Unique aggregates announced from the LACNIC address blocks:   49469
LACNIC Region origin ASes present in the Internet Routing Table:  11055
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              2648
LACNIC Region transit ASes present in the Internet Routing Table:  2392
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8900
Number of LACNIC addresses announced to Internet:             178112000
    Equivalent to 10 /8s, 157 /16s and 198 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  30587
    Total AfriNIC prefixes after maximum aggregation:              6048
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         40077
    Unique aggregates announced from the AfriNIC address blocks:  12895
AfriNIC Region origin ASes present in the Internet Routing Table:  1820
    AfriNIC Prefixes per ASN:                                     22.02
AfriNIC Region origin ASes announcing only one prefix:              648
AfriNIC Region transit ASes present in the Internet Routing Table:  351
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1163
Number of AfriNIC addresses announced to Internet:            107767296
    Equivalent to 6 /8s, 108 /16s and 102 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & 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
  9808        9776       8739      53  CHINAMOBILE-CN China Mobile Communicati
  7545        5678        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4578        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3868       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3602       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3444        499     257  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3258       1867      93  VNPT-AS-VN VNPT Corp, VN
  4538        3230       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2681        859     365  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
 45090        2186       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9486      11202    3375  AMAZON-02, US
 11492        4567        303     671  CABLEONE, US
  7155        4177        288      96  VIASAT-SP-BACKBONE, US
  6327        3569       1320      70  SHAW, CA
 22773        3524       3077     304  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3257       1420    2325  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2975       3834    1435  DNIC-ASBLK-00306-00371, US
396982        2746       3639     390  GOOGLE-CLOUD-PLATFORM, US
  7018        2519      23623    1582  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7561       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4006       3396     135  AKAMAI-ASN1, NL
  9009        3348        291    1604  M247, RO
 12389        2993       2302     913  ROSTELECOM-AS, RU
  8551        2787        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2325        359     599  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1509        867     579  TCI, IR
  8452        1484       1852      14  TE-AS TE-AS, EG

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12314       3379     608  UNINET, MX
 10620        3527        497     884  Telmex Colombia S.A., CO
 13999        2483        337     650  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1343       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1237        340     498  Axtel, S.A.B. de C.V., MX
 11664        1119        179     422  Techtel LMDS Comunicaciones Interactiva
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 22884        1074        116     375  TOTAL PLAY TELECOMUNICACIONES SA DE CV,

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1548        545      28  RAYA-AS, EG
 24863        1446        389      16  LINKdotNET-AS, EG
 36992        1363       1518     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1087         70      55  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         539         56      54  WANANCHI-, KE
 36914         531         82       3  KENET-AS, KE
 24757         483         73       5  EthioNet-AS, ET

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12314       3379     608  UNINET, MX
  9808        9776       8739      53  CHINAMOBILE-CN China Mobile Communicati
 16509        9486      11202    3375  AMAZON-02, US
 12479        7561       1714     146  UNI2-AS, ES
  7545        5678        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4578        347      25  FPT-AS-AP FPT Telecom Company, VN
 11492        4567        303     671  CABLEONE, US
  7155        4177        288      96  VIASAT-SP-BACKBONE, US
 20940        4006       3396     135  AKAMAI-ASN1, NL

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet

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

   ASN  No of nets  Net Savings  Description
  9808        9776         9723  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7561         7415  UNI2-AS, ES
 16509        9486         6111  AMAZON-02, US
  7545        5678         4992  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4578         4553  FPT-AS-AP FPT Telecom Company, VN
  7155        4177         4081  VIASAT-SP-BACKBONE, US
 11492        4567         3896  CABLEONE, US
 20940        4006         3871  AKAMAI-ASN1, NL
  7552        3868         3848  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-CIDRnet

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     19589  UNALLOCATED  8.19.242.0/24            23314  ORLANDOTELCO, US
     19589  UNALLOCATED  8.19.248.0/24            23314  ORLANDOTELCO, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.91.0.0/21            262378  Compuservice Empreendimentos Ltda, BR
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:99      /12:300     
/13:579     /14:1193    /15:2095    /16:13457   /17:8230    /18:13782   
/19:24974   /20:44045   /21:51862   /22:110569  /23:98993   /24:566683  
/25:0       /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        6643        7561  UNI2-AS, ES
  8151        6301       12314  UNINET, MX
 11492        3481        4567  CABLEONE, US
  6327        3374        3569  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3121        4177  VIASAT-SP-BACKBONE, US
 22773        2559        3524  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2263        2787  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2130        3527  Telmex Colombia S.A., CO
 30036        2129        2472  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos

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

   1:2292      2:1474      3:284       4:5         5:4428      6:161    
   7:6         8:1511      9:1        11:172      12:1482     13:373    
  14:2335     15:310      16:203      17:362      18:718      20:348    
  21:4        22:188      23:6612     24:2683     25:2        27:2592   
  29:19       31:2549     32:51       34:35       35:122      36:2142   
  37:4503     38:5949     39:888      40:149      41:4133     42:2216   
  43:2310     44:325      45:16733    46:4314     47:284      49:1898   
  50:1887     51:574      52:1591     54:361      55:858      56:5      
  57:133      58:1967     59:1172     60:1016     61:2602     62:2727   
  63:1910     64:5523     65:2221     66:4914     67:3039     68:1334   
  69:4087     70:1178     71:588      72:2923     74:2645     75:1554   
  76:625      77:2337     78:1829     79:2559     80:2131     81:1899   
  82:1535     83:1266     84:1641     85:3081     86:772      87:1968   
  88:1220     89:3952     90:660      91:7910     92:2176     93:2635   
  94:3605     95:4035     96:1290     97:318      98:1015     99:744    
 100:97      101:1169    102:3067    103:32591   104:4794    105:599    
 106:909     107:2755    108:1118    109:4047    110:2138    111:3137   
 112:2088    113:1724    114:1742    115:2054    116:1955    117:2643   
 118:2769    119:1962    120:1781    121:1306    122:2650    123:2194   
 124:1544    125:2820    126:28      128:1482    129:914     130:1070   
 131:1946    132:822     133:410     134:1711    135:307     136:922    
 137:1141    138:2776    139:1571    140:1302    141:1336    142:1545   
 143:1524    144:1008    145:342     146:1994    147:1661    148:2482   
 149:2424    150:1026    151:1307    152:1873    153:591     154:5602   
 155:1372    156:2100    157:1413    158:1087    159:2212    160:2600   
 161:1630    162:3607    163:1677    164:1632    165:2112    166:1075   
 167:1705    168:3821    169:793     170:4688    171:992     172:3785   
 173:3002    174:895     175:1226    176:3627    177:4566    178:3543   
 179:2216    180:2428    181:3666    182:3418    183:2020    184:2280   
 185:20546   186:4800    187:4352    188:4013    189:3964    190:9332   
 191:1477    192:11031   193:8970    194:7353    195:5209    196:3185   
 197:2611    198:5990    199:7004    200:8069    201:6331    202:10444  
 203:10237   204:4608    205:3671    206:4438    207:3511    208:4104   
 209:4950    210:4575    211:2553    212:4222    213:3413    214:1106   
 215:44      216:6777    217:2770    218:1337    219:490     220:2051   
 221:1026    222:789     223:2194   

End of report


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