[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 27 21:13:37 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Mon 27 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:                              948242
    Prefixes after maximum aggregation (per Origin AS):          361120
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      462128
    Number of IPv4 prefixes with a valid ROA:                    477150
    Number of IPv4 prefixes with an invalid ROA:                   1483
    Number of IPv4 prefixes with no ROA:                         469609
Total ASes present in the Internet Routing Table:                 75644
    Prefixes per ASN:                                             12.54
Origin-only ASes present in the Internet Routing Table:           64886
Origin ASes announcing only one prefix:                           26661
Transit ASes present in the Internet Routing Table:               10758
Transit-only ASes present in the Internet Routing Table:            534
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:              1122
    Number of instances of unregistered ASNs:                      1125
Number of 32-bit ASNs allocated by the RIRs:                      44590
Number of 32-bit ASNs visible in the Routing Table:               36307
Prefixes from 32-bit ASNs in the Routing Table:                  186376
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:            726
Number of addresses announced to Internet:                   3028023552
    Equivalent to 180 /8s, 123 /16s and 249 /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:      312966

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

Prefixes being announced by APNIC Region ASes:                   250174
    Total APNIC prefixes after maximum aggregation:               73195
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          242389
    Unique aggregates announced from the APNIC address blocks:   100786
APNIC Region origin ASes present in the Internet Routing Table:   13952
    APNIC Prefixes per ASN:                                       17.37
APNIC Region origin ASes announcing only one prefix:               4285
APNIC Region transit ASes present in the Internet Routing Table:   1894
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9385
Number of APNIC addresses announced to Internet:              760958976
    Equivalent to 45 /8s, 91 /16s and 80 /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:                    276487
    Total ARIN prefixes after maximum aggregation:               124697
    ARIN Deaggregation factor:                                     2.22
Prefixes being announced from the ARIN address blocks:           281200
    Unique aggregates announced from the ARIN address blocks:    133578
ARIN Region origin ASes present in the Internet Routing Table:    19150
    ARIN Prefixes per ASN:                                        14.68
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    1980
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:    4910
Number of ARIN addresses announced to Internet:              1267841280
    Equivalent to 75 /8s, 145 /16s and 185 /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:                    267172
    Total RIPE prefixes after maximum aggregation:               127338
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           261780
    Unique aggregates announced from the RIPE address blocks:    164267
RIPE Region origin ASes present in the Internet Routing Table:    28662
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12126
RIPE Region transit ASes present in the Internet Routing Table:    3938
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11817
Number of RIPE addresses announced to Internet:               714512896
    Equivalent to 42 /8s, 150 /16s and 154 /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:                  121931
    Total LACNIC prefixes after maximum aggregation:              29048
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         120132
    Unique aggregates announced from the LACNIC address blocks:   49825
LACNIC Region origin ASes present in the Internet Routing Table:  11098
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              2636
LACNIC Region transit ASes present in the Internet Routing Table:  2410
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:  8987
Number of LACNIC addresses announced to Internet:             177139712
    Equivalent to 10 /8s, 142 /16s and 240 /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:                  31356
    Total AfriNIC prefixes after maximum aggregation:              6163
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         42014
    Unique aggregates announced from the AfriNIC address blocks:  13208
AfriNIC Region origin ASes present in the Internet Routing Table:  1839
    AfriNIC Prefixes per ASN:                                     22.85
AfriNIC Region origin ASes announcing only one prefix:              653
AfriNIC Region transit ASes present in the Internet Routing Table:  348
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1208
Number of AfriNIC addresses announced to Internet:            107096320
    Equivalent to 6 /8s, 98 /16s and 41 /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        9831       8742      62  CHINAMOBILE-CN China Mobile Communicati
  7545        5632        776     667  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4454        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3925       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3755        509     259  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3620       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3276       1867      94  VNPT-AS-VN VNPT Corp, VN
 24560        2795        863     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2183        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        9944      11383    3527  AMAZON-02, US
 11492        4610        305     598  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3593       1320      79  SHAW, CA
 22773        3555       3061     239  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3506       8782     866  COGENT-174, US
   749        3223      54904    2475  DNIC-AS-00749, US
 16625        3058       1304    2194  AKAMAI-AS, US
  7018        2806      23659    1769  ATT-INTERNET4, US
   367        2769       3398    1292  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        7757       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3806       3396     130  AKAMAI-ASN1, NL
  9009        3506        300    1746  M247, RO
 12389        2987       2305     902  ROSTELECOM-AS, RU
  8551        2636        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2340        362     582  TELLCOM-AS, TR
212238        1623        119    1187  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1579       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       12201       3319     489  UNINET, MX
 10620        3509        492     941  Telmex Colombia S.A., CO
 13999        2544        355     666  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1350       2313     251  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        789     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1192        177     439  Techtel LMDS Comunicaciones Interactiva
  6503        1127        314     479  Axtel, S.A.B. de C.V., MX
  6147        1085        369      22  Telefonica del Peru S.A.A., PE
 26615        1076       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        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1207         77      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 15399         539         56      56  WANANCHI-, KE
 36914         473         82       3  KENET-AS, KE
 37342         467         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       12201       3319     489  UNINET, MX
 16509        9944      11383    3527  AMAZON-02, US
  9808        9831       8742      62  CHINAMOBILE-CN China Mobile Communicati
 12479        7757       1708     145  UNI2-AS, ES
  7545        5632        776     667  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4610        305     598  CABLEONE, US
 18403        4454        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  7552        3925       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        9831         9769  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7757         7612  UNI2-AS, ES
 16509        9944         6417  AMAZON-02, US
  7545        5632         4965  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4454         4431  FPT-AS-AP FPT Telecom Company, VN
  7155        4167         4078  VIASAT-SP-BACKBONE, US
 11492        4610         4012  CABLEONE, US
  7552        3925         3904  VIETEL-AS-AP Viettel Group, VN
 20940        3806         3676  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    /16:13264   /17:8194    /18:13683   
/19:24523   /20:43280   /21:51280   /22:111117  /23:99440   /24:579161  
/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        6851        7757  UNI2-AS, ES
  8151        6236       12201  UNINET, MX
 11492        3522        4610  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3593  SHAW, CA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2639        3555  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2165        2511  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2138        3509  Telmex Colombia S.A., CO
 16509        2118        9944  AMAZON-02, US

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

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

   1:2284      2:1515      3:348       4:6         5:4551      6:160    
   7:6         8:1505      9:1        11:172      12:1465     13:357    
  14:2369     15:319      16:211      17:368      18:767      20:378    
  21:4        22:188      23:6768     24:2717     25:2        27:2627   
  29:19       31:2586     32:45       34:63       35:135      36:2273   
  37:4485     38:7560     39:897      40:122      41:4099     42:2153   
  43:2359     44:319      45:17142    46:4512     47:306      49:1942   
  50:1907     51:578      52:1585     54:314      55:985      56:5      
  57:180      58:2045     59:1191     60:1028     61:2580     62:2687   
  63:1888     64:5521     65:2229     66:4700     67:2990     68:1320   
  69:4099     70:1199     71:594      72:2875     74:2588     75:1551   
  76:613      77:2466     78:1856     79:2514     80:2189     81:2014   
  82:1638     83:1343     84:1669     85:3160     86:912      87:2043   
  88:1249     89:4115     90:685      91:8138     92:2315     93:2703   
  94:3755     95:4208     96:1273     97:315      98:1047     99:740    
 100:73      101:1168    102:3464    103:32295   104:4784    105:676    
 106:948     107:2761    108:1145    109:4192    110:2141    111:3250   
 112:2057    113:1752    114:1782    115:2131    116:1879    117:2654   
 118:2836    119:1969    120:1764    121:1286    122:2677    123:2219   
 124:1574    125:2857    126:32      128:1483    129:926     130:1153   
 131:1841    132:807     133:412     134:1739    135:321     136:1056   
 137:1204    138:2830    139:1546    140:1379    141:1344    142:1575   
 143:1557    144:1014    145:367     146:2062    147:1950    148:2512   
 149:2744    150:1037    151:1338    152:2167    153:590     154:6603   
 155:1454    156:2292    157:1799    158:1153    159:2338    160:2661   
 161:1692    162:3552    163:1713    164:1650    165:2151    166:1173   
 167:1792    168:3957    169:807     170:4880    171:1030    172:3851   
 173:3039    174:892     175:1224    176:3690    177:4818    178:3727   
 179:2229    180:2372    181:3728    182:3399    183:2007    184:2264   
 185:20851   186:5002    187:4544    188:4094    189:4160    190:9435   
 191:1684    192:11032   193:9126    194:7505    195:5291    196:3198   
 197:2579    198:6052    199:7830    200:8049    201:6217    202:10264  
 203:10284   204:4595    205:3643    206:4501    207:3598    208:4164   
 209:5052    210:4484    211:2532    212:4298    213:3468    214:1067   
 215:49      216:6839    217:3004    218:1297    219:415     220:2042   
 221:1036    222:714     223:2205   

End of report


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