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

REN Routing Table Report cscora at bgp.nsrc.org
Tue May 21 21:14:17 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Tue 21 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:                              947047
    Prefixes after maximum aggregation (per Origin AS):          361105
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      461940
    Number of IPv4 prefixes with a valid ROA:                    475511
    Number of IPv4 prefixes with an invalid ROA:                   1543
    Number of IPv4 prefixes with no ROA:                         469993
Total ASes present in the Internet Routing Table:                 75732
    Prefixes per ASN:                                             12.51
Origin-only ASes present in the Internet Routing Table:           64976
Origin ASes announcing only one prefix:                           26668
Transit ASes present in the Internet Routing Table:               10756
Transit-only ASes present in the Internet Routing Table:            523
Paths with bogon ASNs present in the IPv4 Routing Table:             21
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:              1082
    Number of instances of unregistered ASNs:                      1084
Number of 32-bit ASNs allocated by the RIRs:                      44495
Number of 32-bit ASNs visible in the Routing Table:               36392
Prefixes from 32-bit ASNs in the Routing Table:                  186277
Number of bogon 32-bit ASNs visible in the Routing Table:            16
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            704
Number of addresses announced to Internet:                   3028044032
    Equivalent to 180 /8s, 124 /16s and 73 /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:      312146

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

Prefixes being announced by APNIC Region ASes:                   250195
    Total APNIC prefixes after maximum aggregation:               73281
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          242415
    Unique aggregates announced from the APNIC address blocks:   101003
APNIC Region origin ASes present in the Internet Routing Table:   14066
    APNIC Prefixes per ASN:                                       17.23
APNIC Region origin ASes announcing only one prefix:               4296
APNIC Region transit ASes present in the Internet Routing Table:   1894
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:   9499
Number of APNIC addresses announced to Internet:              760990208
    Equivalent to 45 /8s, 91 /16s and 202 /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:                    276369
    Total ARIN prefixes after maximum aggregation:               124779
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           281017
    Unique aggregates announced from the ARIN address blocks:    133532
ARIN Region origin ASes present in the Internet Routing Table:    19154
    ARIN Prefixes per ASN:                                        14.67
ARIN Region origin ASes announcing only one prefix:                6966
ARIN Region transit ASes present in the Internet Routing Table:    1981
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:    4903
Number of ARIN addresses announced to Internet:              1267652864
    Equivalent to 75 /8s, 142 /16s and 217 /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:                    266807
    Total RIPE prefixes after maximum aggregation:               127126
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           261516
    Unique aggregates announced from the RIPE address blocks:    164062
RIPE Region origin ASes present in the Internet Routing Table:    28643
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12116
RIPE Region transit ASes present in the Internet Routing Table:    3940
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:   11803
Number of RIPE addresses announced to Internet:               714677504
    Equivalent to 42 /8s, 153 /16s and 29 /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:                  121262
    Total LACNIC prefixes after maximum aggregation:              29046
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         119497
    Unique aggregates announced from the LACNIC address blocks:   49637
LACNIC Region origin ASes present in the Internet Routing Table:  11077
    LACNIC Prefixes per ASN:                                      10.79
LACNIC Region origin ASes announcing only one prefix:              2631
LACNIC Region transit ASes present in the Internet Routing Table:  2398
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:  8975
Number of LACNIC addresses announced to Internet:             177031936
    Equivalent to 10 /8s, 141 /16s and 75 /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:                  31332
    Total AfriNIC prefixes after maximum aggregation:              6175
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         41897
    Unique aggregates announced from the AfriNIC address blocks:  13189
AfriNIC Region origin ASes present in the Internet Routing Table:  1848
    AfriNIC Prefixes per ASN:                                     22.67
AfriNIC Region origin ASes announcing only one prefix:              659
AfriNIC Region transit ASes present in the Internet Routing Table:  355
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1212
Number of AfriNIC addresses announced to Internet:            107311360
    Equivalent to 6 /8s, 101 /16s and 113 /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        9833       8742      62  CHINAMOBILE-CN China Mobile Communicati
  7545        5634        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4441        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3917       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3734        508     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3620       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3277       1867      94  VNPT-AS-VN VNPT Corp, VN
 24560        2793        863     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2181        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        9905      11373    3549  AMAZON-02, US
 11492        4617        306     602  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3556       3062     240  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3495       8782     870  COGENT-174, US
   749        3224      54904    2476  DNIC-AS-00749, US
 16625        3055       1303    2193  AKAMAI-AS, US
   367        2840       3448    1330  DNIC-ASBLK-00306-00371, US
  7018        2799      23658    1763  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        7769       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3800       3396     130  AKAMAI-ASN1, NL
  9009        3442        296    1702  M247, RO
 12389        2986       2305     902  ROSTELECOM-AS, RU
  8551        2637        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2341        362     581  TELLCOM-AS, TR
212238        1596        116    1163  CDNEXT, GB
 13188        1592         99      66  TRIOLAN, UA
 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       12195       3321     487  UNINET, MX
 10620        3511        492     939  Telmex Colombia S.A., CO
 13999        2541        353     664  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1351       2314     249  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        789     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1184        176     441  Techtel LMDS Comunicaciones Interactiva
  6503        1125        314     478  Axtel, S.A.B. de C.V., MX
  6147        1084        369      22  Telefonica del Peru S.A.A., PE
 26615        1075       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        1542        545      28  RAYA-AS, EG
 24863        1503        389      20  LINKdotNET-AS, EG
 36992        1367       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1204         77      60  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 15399         528         55      54  WANANCHI-, KE
 36914         479         82       3  KENET-AS, KE
 37342         451         32       1  MOVITEL, MZ

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       12195       3321     487  UNINET, MX
 16509        9905      11373    3549  AMAZON-02, US
  9808        9833       8742      62  CHINAMOBILE-CN China Mobile Communicati
 12479        7769       1708     145  UNI2-AS, ES
  7545        5634        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4617        306     602  CABLEONE, US
 18403        4441        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  7552        3917       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        9833         9771  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7769         7624  UNI2-AS, ES
 16509        9905         6356  AMAZON-02, US
  7545        5634         4962  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4441         4418  FPT-AS-AP FPT Telecom Company, VN
  7155        4167         4078  VIASAT-SP-BACKBONE, US
 11492        4617         4015  CABLEONE, US
  7552        3917         3896  VIETEL-AS-AP Viettel Group, VN
 20940        3800         3670  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
     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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, 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      /11:93      /12:298     
/13:577     /14:1181    /15:2084    /16:13266   /17:8195    /18:13660   
/19:24506   /20:43300   /21:51273   /22:111012  /23:99246   /24:578289  
/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        6863        7769  UNI2-AS, ES
  8151        6231       12195  UNINET, MX
 11492        3526        4617  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3391        3594  SHAW, CA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2639        3556  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2163        2509  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2137        3511  Telmex Colombia S.A., CO
 16509        2116        9905  AMAZON-02, US

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

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

   1:2276      2:1517      3:347       4:6         5:4570      6:164    
   7:6         8:1509      9:1        11:172      12:1464     13:357    
  14:2369     15:319      16:210      17:365      18:766      20:375    
  21:4        22:188      23:6736     24:2718     25:2        27:2621   
  29:19       31:2584     32:45       34:60       35:135      36:2280   
  37:4497     38:7533     39:896      40:122      41:4083     42:2159   
  43:2358     44:316      45:17100    46:4510     47:306      49:1940   
  50:1894     51:580      52:1580     54:313      55:987      56:5      
  57:180      58:2042     59:1188     60:1028     61:2583     62:2688   
  63:1895     64:5464     65:2221     66:4695     67:2993     68:1328   
  69:4106     70:1202     71:591      72:2870     74:2587     75:1558   
  76:614      77:2487     78:1855     79:2510     80:2201     81:2011   
  82:1589     83:1338     84:1666     85:3130     86:906      87:2050   
  88:1253     89:4108     90:681      91:8137     92:2308     93:2705   
  94:3727     95:4220     96:1282     97:315      98:1049     99:741    
 100:73      101:1169    102:3366    103:32486   104:4771    105:676    
 106:946     107:2746    108:1145    109:4107    110:2141    111:3249   
 112:2060    113:1763    114:1780    115:2130    116:1884    117:2632   
 118:2830    119:1968    120:1775    121:1284    122:2680    123:2218   
 124:1572    125:2859    126:32      128:1479    129:928     130:1152   
 131:1847    132:817     133:412     134:1738    135:323     136:1052   
 137:1206    138:2814    139:1546    140:1399    141:1346    142:1578   
 143:1555    144:1017    145:365     146:2047    147:1931    148:2511   
 149:2745    150:1040    151:1328    152:2143    153:591     154:6619   
 155:1462    156:2276    157:1788    158:1151    159:2329    160:2656   
 161:1683    162:3554    163:1710    164:1651    165:2147    166:1164   
 167:1798    168:3927    169:806     170:4899    171:1029    172:3848   
 173:3038    174:892     175:1204    176:3685    177:4701    178:3741   
 179:2194    180:2367    181:3737    182:3398    183:2003    184:2266   
 185:20827   186:4934    187:4483    188:4087    189:4147    190:9436   
 191:1506    192:11031   193:9129    194:7500    195:5298    196:3190   
 197:2567    198:6046    199:7835    200:8024    201:6237    202:10233  
 203:10275   204:4602    205:3615    206:4496    207:3590    208:4166   
 209:5066    210:4520    211:2528    212:4325    213:3456    214:1073   
 215:63      216:6841    217:3010    218:1296    219:414     220:2043   
 221:1036    222:716     223:2207   

End of report


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