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

REN Routing Table Report cscora at bgp.nsrc.org
Mon May 20 21:13:22 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Mon 20 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:                              946837
    Prefixes after maximum aggregation (per Origin AS):          360894
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      461795
    Number of IPv4 prefixes with a valid ROA:                    475411
    Number of IPv4 prefixes with an invalid ROA:                   1539
    Number of IPv4 prefixes with no ROA:                         469887
Total ASes present in the Internet Routing Table:                 75740
    Prefixes per ASN:                                             12.50
Origin-only ASes present in the Internet Routing Table:           64994
Origin ASes announcing only one prefix:                           26673
Transit ASes present in the Internet Routing Table:               10746
Transit-only ASes present in the Internet Routing Table:            527
Paths with bogon ASNs present in the IPv4 Routing Table:             23
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:              1081
    Number of instances of unregistered ASNs:                      1083
Number of 32-bit ASNs allocated by the RIRs:                      44497
Number of 32-bit ASNs visible in the Routing Table:               36399
Prefixes from 32-bit ASNs in the Routing Table:                  186188
Number of bogon 32-bit ASNs visible in the Routing Table:            18
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            684
Number of addresses announced to Internet:                   3029408256
    Equivalent to 180 /8s, 145 /16s and 26 /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:      311844

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

Prefixes being announced by APNIC Region ASes:                   250214
    Total APNIC prefixes after maximum aggregation:               73259
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          242448
    Unique aggregates announced from the APNIC address blocks:   101021
APNIC Region origin ASes present in the Internet Routing Table:   14096
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4303
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:              760916224
    Equivalent to 45 /8s, 90 /16s and 169 /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:                    276511
    Total ARIN prefixes after maximum aggregation:               124722
    ARIN Deaggregation factor:                                     2.22
Prefixes being announced from the ARIN address blocks:           281006
    Unique aggregates announced from the ARIN address blocks:    133506
ARIN Region origin ASes present in the Internet Routing Table:    19157
    ARIN Prefixes per ASN:                                        14.67
ARIN Region origin ASes announcing only one prefix:                6970
ARIN Region transit ASes present in the Internet Routing Table:    1975
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:              1267622656
    Equivalent to 75 /8s, 142 /16s and 99 /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:                    266639
    Total RIPE prefixes after maximum aggregation:               126966
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           261522
    Unique aggregates announced from the RIPE address blocks:    163983
RIPE Region origin ASes present in the Internet Routing Table:    28626
    RIPE Prefixes per ASN:                                         9.14
RIPE Region origin ASes announcing only one prefix:               12108
RIPE Region transit ASes present in the Internet Routing Table:    3942
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:               716291328
    Equivalent to 42 /8s, 177 /16s and 189 /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:                  121151
    Total LACNIC prefixes after maximum aggregation:              29070
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         119399
    Unique aggregates announced from the LACNIC address blocks:   49603
LACNIC Region origin ASes present in the Internet Routing Table:  11070
    LACNIC Prefixes per ASN:                                      10.79
LACNIC Region origin ASes announcing only one prefix:              2634
LACNIC Region transit ASes present in the Internet Routing Table:  2399
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:  8969
Number of LACNIC addresses announced to Internet:             176965632
    Equivalent to 10 /8s, 140 /16s and 72 /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:                  31241
    Total AfriNIC prefixes after maximum aggregation:              6180
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         41777
    Unique aggregates announced from the AfriNIC address blocks:  13185
AfriNIC Region origin ASes present in the Internet Routing Table:  1844
    AfriNIC Prefixes per ASN:                                     22.66
AfriNIC Region origin ASes announcing only one prefix:              658
AfriNIC Region transit ASes present in the Internet Routing Table:  352
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: 1210
Number of AfriNIC addresses announced to Internet:            107237376
    Equivalent to 6 /8s, 100 /16s and 80 /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        9832       8742      62  CHINAMOBILE-CN China Mobile Communicati
  7545        5634        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4418        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3917       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3736        508     265  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3588       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3277       1867      94  VNPT-AS-VN VNPT Corp, VN
 24560        2796        864     373  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        9891      11371    3568  AMAZON-02, US
 11492        4616        306     604  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
   174        3632       8782     870  COGENT-174, US
  6327        3596       1320      79  SHAW, CA
 22773        3556       3060     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3224      54904    2476  DNIC-AS-00749, US
 16625        3057       1303    2197  AKAMAI-AS, US
   367        2796       3442    1320  DNIC-ASBLK-00306-00371, US
  7018        2789      23657    1755  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        3797       3396     130  AKAMAI-ASN1, NL
  9009        3401        295    1695  M247, RO
 12389        2986       2305     902  ROSTELECOM-AS, RU
  8551        2638        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2345        362     581  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
212238        1596        116    1163  CDNEXT, GB
  8452        1553       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       12193       3321     487  UNINET, MX
 10620        3511        492     939  Telmex Colombia S.A., CO
 13999        2534        353     663  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     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        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        1548        545      28  RAYA-AS, EG
 24863        1505        389      20  LINKdotNET-AS, EG
 36992        1375       1520     280  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         477         82       3  KENET-AS, KE
 24757         433         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       12193       3321     487  UNINET, MX
 16509        9891      11371    3568  AMAZON-02, US
  9808        9832       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        4616        306     604  CABLEONE, US
 18403        4418        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        9832         9770  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7769         7624  UNI2-AS, ES
 16509        9891         6323  AMAZON-02, US
  7545        5634         4962  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4418         4395  FPT-AS-AP FPT Telecom Company, VN
  7155        4167         4078  VIASAT-SP-BACKBONE, US
 11492        4616         4012  CABLEONE, US
  7552        3917         3896  VIETEL-AS-AP Viettel Group, VN
 20940        3797         3667  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      /12:298     
/13:578     /14:1181    /15:2083    /16:13257   /17:8188    /18:13695   
/19:24540   /20:43290   /21:51261   /22:111058  /23:99276   /24:577971  
/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        6229       12193  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        2640        3556  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2167        2513  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2137        3511  Telmex Colombia S.A., CO
 16509        2117        9891  AMAZON-02, US

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

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

   1:2275      2:1514      3:346       4:6         5:4570      6:164    
   7:6         8:1508      9:1        11:172      12:1457     13:357    
  14:2367     15:319      16:211      17:364      18:766      20:375    
  21:4        22:188      23:6731     24:2717     25:2        27:2624   
  29:19       31:2586     32:45       34:61       35:135      36:2279   
  37:4483     38:7507     39:895      40:122      41:4102     42:2158   
  43:2365     44:316      45:17090    46:4502     47:307      49:1940   
  50:1883     51:576      52:1580     54:313      55:992      56:5      
  57:180      58:2040     59:1190     60:1027     61:2582     62:2684   
  63:1894     64:5519     65:2228     66:4693     67:2989     68:1327   
  69:4105     70:1202     71:592      72:2875     74:2591     75:1558   
  76:615      77:2488     78:1854     79:2516     80:2200     81:2013   
  82:1619     83:1337     84:1657     85:3157     86:906      87:2048   
  88:1251     89:4070     90:679      91:8115     92:2310     93:2701   
  94:3731     95:4213     96:1282     97:316      98:1048     99:742    
 100:73      101:1168    102:3277    103:32549   104:4766    105:676    
 106:946     107:2685    108:1147    109:4116    110:2135    111:3244   
 112:2062    113:1762    114:1783    115:2132    116:1879    117:2654   
 118:2815    119:1965    120:1766    121:1276    122:2682    123:2220   
 124:1570    125:2857    126:32      128:1482    129:937     130:1150   
 131:1846    132:802     133:412     134:1740    135:322     136:1053   
 137:1208    138:2820    139:1544    140:1390    141:1346    142:1569   
 143:1554    144:1015    145:365     146:2061    147:1925    148:2511   
 149:2747    150:1032    151:1329    152:2145    153:587     154:6566   
 155:1460    156:2295    157:1795    158:1149    159:2337    160:2651   
 161:1681    162:3555    163:1713    164:1650    165:2143    166:1164   
 167:1802    168:3923    169:805     170:4884    171:1029    172:3837   
 173:3038    174:891     175:1204    176:3672    177:4677    178:3747   
 179:2196    180:2372    181:3739    182:3397    183:1997    184:2264   
 185:20817   186:4935    187:4459    188:4061    189:4115    190:9435   
 191:1498    192:11017   193:9139    194:7507    195:5293    196:3190   
 197:2526    198:6049    199:7834    200:8024    201:6236    202:10238  
 203:10282   204:4592    205:3774    206:4492    207:3590    208:4160   
 209:5063    210:4474    211:2528    212:4323    213:3450    214:1068   
 215:49      216:6837    217:2993    218:1297    219:412     220:2044   
 221:1036    222:716     223:2207   

End of report


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