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

REN Routing Table Report cscora at bgp.nsrc.org
Fri May 17 21:13:26 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Fri 17 May, 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:                              946670
    Prefixes after maximum aggregation (per Origin AS):          360821
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      461776
    Number of IPv4 prefixes with a valid ROA:                    475111
    Number of IPv4 prefixes with an invalid ROA:                   1628
    Number of IPv4 prefixes with no ROA:                         469931
Total ASes present in the Internet Routing Table:                 75753
    Prefixes per ASN:                                             12.50
Origin-only ASes present in the Internet Routing Table:           65012
Origin ASes announcing only one prefix:                           26680
Transit ASes present in the Internet Routing Table:               10741
Transit-only ASes present in the Internet Routing Table:            523
Paths with bogon ASNs present in the IPv4 Routing Table:             22
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1001
    Number of instances of unregistered ASNs:                      1003
Number of 32-bit ASNs allocated by the RIRs:                      44485
Number of 32-bit ASNs visible in the Routing Table:               36398
Prefixes from 32-bit ASNs in the Routing Table:                  186122
Number of bogon 32-bit ASNs visible in the Routing Table:            17
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            617
Number of addresses announced to Internet:                   3027326464
    Equivalent to 180 /8s, 113 /16s and 86 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      312079

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

Prefixes being announced by APNIC Region ASes:                   250155
    Total APNIC prefixes after maximum aggregation:               73146
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          242414
    Unique aggregates announced from the APNIC address blocks:   101004
APNIC Region origin ASes present in the Internet Routing Table:   14098
    APNIC Prefixes per ASN:                                       17.19
APNIC Region origin ASes announcing only one prefix:               4297
APNIC Region transit ASes present in the Internet Routing Table:   1890
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9524
Number of APNIC addresses announced to Internet:              760819712
    Equivalent to 45 /8s, 89 /16s and 48 /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:                    276470
    Total ARIN prefixes after maximum aggregation:               124856
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           280978
    Unique aggregates announced from the ARIN address blocks:    133608
ARIN Region origin ASes present in the Internet Routing Table:    19155
    ARIN Prefixes per ASN:                                        14.67
ARIN Region origin ASes announcing only one prefix:                6973
ARIN Region transit ASes present in the Internet Routing Table:    1977
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4904
Number of ARIN addresses announced to Internet:              1267447040
    Equivalent to 75 /8s, 139 /16s and 181 /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, 393216-402332
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:                    266614
    Total RIPE prefixes after maximum aggregation:               126921
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           261597
    Unique aggregates announced from the RIPE address blocks:    163920
RIPE Region origin ASes present in the Internet Routing Table:    28645
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12121
RIPE Region transit ASes present in the Internet Routing Table:    3935
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          44
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11792
Number of RIPE addresses announced to Internet:               714372864
    Equivalent to 42 /8s, 148 /16s and 119 /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:                  121216
    Total LACNIC prefixes after maximum aggregation:              29059
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         119462
    Unique aggregates announced from the LACNIC address blocks:   49594
LACNIC Region origin ASes present in the Internet Routing Table:  11091
    LACNIC Prefixes per ASN:                                      10.77
LACNIC Region origin ASes announcing only one prefix:              2637
LACNIC Region transit ASes present in the Internet Routing Table:  2407
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        61
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8973
Number of LACNIC addresses announced to Internet:             176956160
    Equivalent to 10 /8s, 140 /16s and 35 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  31214
    Total AfriNIC prefixes after maximum aggregation:              6170
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         41601
    Unique aggregates announced from the AfriNIC address blocks:  13179
AfriNIC Region origin ASes present in the Internet Routing Table:  1841
    AfriNIC Prefixes per ASN:                                     22.60
AfriNIC Region origin ASes announcing only one prefix:              652
AfriNIC Region transit ASes present in the Internet Routing Table:  350
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1205
Number of AfriNIC addresses announced to Internet:            107278336
    Equivalent to 6 /8s, 100 /16s and 240 /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        9830       8742      62  CHINAMOBILE-CN China Mobile Communicati
  7545        5635        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4416        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3909       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3731        507     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3583       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3277       1867      94  VNPT-AS-VN VNPT Corp, VN
 24560        2795        864     379  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2182        433     195  TATACOMM-AS TATA Communications formerl
 45090        2153       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        9919      11376    3559  AMAZON-02, US
 11492        4616        306     604  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
   174        3627       8781     865  COGENT-174, US
  6327        3596       1320      79  SHAW, CA
 22773        3553       3059     237  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3224      54904    2476  DNIC-AS-00749, US
 16625        3061       1295    2192  AKAMAI-AS, US
  7018        2786      23657    1755  ATT-INTERNET4, US
   367        2785       3441    1310  DNIC-ASBLK-00306-00371, 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        7766       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3803       3396     130  AKAMAI-ASN1, NL
  9009        3347        292    1654  M247, RO
 12389        2986       2305     902  ROSTELECOM-AS, RU
  8551        2638        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2344        362     586  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
212238        1586        114    1154  CDNEXT, GB
 44477        1547        101     729  STARK-INDUSTRIES, GB

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       12199       3321     487  UNINET, MX
 10620        3511        492     939  Telmex Colombia S.A., CO
 13999        2538        353     663  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1350       2314     252  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        789     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1183        176     443  Techtel LMDS Comunicaciones Interactiva
  6503        1125        314     478  Axtel, S.A.B. de C.V., MX
  6147        1085        369      22  Telefonica del Peru S.A.A., PE
 26615        1074       2503      53  TIM SA, BR

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        1549        545      28  RAYA-AS, EG
 24863        1502        389      20  LINKdotNET-AS, EG
 36992        1373       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1200         77      60  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 15399         528         55      54  WANANCHI-, KE
 37342         508         32       1  MOVITEL, MZ
 36914         486         82       3  KENET-AS, KE

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       12199       3321     487  UNINET, MX
 16509        9919      11376    3559  AMAZON-02, US
  9808        9830       8742      62  CHINAMOBILE-CN China Mobile Communicati
 12479        7766       1708     145  UNI2-AS, ES
  7545        5635        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4616        306     604  CABLEONE, US
 18403        4416        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  7552        3909       1331      21  VIETEL-AS-AP Viettel Group, VN

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        9830         9768  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7766         7621  UNI2-AS, ES
 16509        9919         6360  AMAZON-02, US
  7545        5635         4963  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4416         4393  FPT-AS-AP FPT Telecom Company, VN
  7155        4167         4078  VIASAT-SP-BACKBONE, US
 11492        4616         4012  CABLEONE, US
  7552        3909         3888  VIETEL-AS-AP Viettel Group, VN
 20940        3803         3673  AKAMAI-ASN1, NL

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
     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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, 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  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

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

Prefix                Origin AS  Description
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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
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
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

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      /10:36      /11:94      /12:297     
/13:577     /14:1180    /15:2079    /16:13256   /17:8187    /18:13693   
/19:24520   /20:43245   /21:51252   /22:111019  /23:99143   /24:578061  
/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        6862        7766  UNI2-AS, ES
  8151        6233       12199  UNINET, MX
 11492        3525        4616  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3393        3596  SHAW, CA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2639        3553  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2153        2499  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2137        3511  Telmex Colombia S.A., CO
 16509        2117        9919  AMAZON-02, US

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

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

   1:2267      2:1509      3:348       4:6         5:4567      6:164    
   7:6         8:1507      9:1        11:172      12:1454     13:361    
  14:2368     15:318      16:211      17:366      18:765      20:375    
  21:4        22:188      23:6741     24:2716     25:2        27:2622   
  29:19       31:2590     32:45       34:60       35:135      36:2279   
  37:4494     38:7471     39:897      40:122      41:4100     42:2166   
  43:2361     44:314      45:17068    46:4496     47:307      49:1908   
  50:1900     51:573      52:1578     54:313      55:999      56:5      
  57:180      58:2042     59:1188     60:1027     61:2594     62:2685   
  63:1894     64:5522     65:2227     66:4694     67:2989     68:1328   
  69:4094     70:1201     71:592      72:2874     74:2591     75:1558   
  76:615      77:2488     78:1861     79:2517     80:2196     81:2012   
  82:1624     83:1335     84:1659     85:3151     86:906      87:2047   
  88:1251     89:4085     90:679      91:8137     92:2306     93:2700   
  94:3734     95:4214     96:1282     97:316      98:1048     99:742    
 100:72      101:1168    102:3284    103:32598   104:4795    105:676    
 106:946     107:2751    108:1150    109:4132    110:2133    111:3250   
 112:2063    113:1765    114:1781    115:2131    116:1881    117:2648   
 118:2810    119:1966    120:1766    121:1276    122:2682    123:2219   
 124:1570    125:2855    126:32      128:1492    129:938     130:1154   
 131:1847    132:800     133:412     134:1734    135:322     136:1013   
 137:1207    138:2826    139:1555    140:1389    141:1350    142:1574   
 143:1509    144:1015    145:365     146:2055    147:1928    148:2504   
 149:2746    150:1038    151:1330    152:2151    153:591     154:6479   
 155:1452    156:2294    157:1787    158:1150    159:2337    160:2654   
 161:1682    162:3555    163:1712    164:1649    165:2144    166:1167   
 167:1801    168:3923    169:804     170:4881    171:1023    172:3848   
 173:3037    174:891     175:1204    176:3683    177:4687    178:3732   
 179:2191    180:2395    181:3746    182:3392    183:1996    184:2265   
 185:20839   186:4947    187:4482    188:4073    189:4115    190:9428   
 191:1476    192:11020   193:9138    194:7506    195:5290    196:3172   
 197:2555    198:6047    199:7819    200:7983    201:6232    202:10297  
 203:10306   204:4594    205:3770    206:4485    207:3592    208:4157   
 209:5063    210:4486    211:2528    212:4326    213:3443    214:1071   
 215:49      216:6836    217:3001    218:1296    219:414     220:2041   
 221:1036    222:707     223:2212   

End of report


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