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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Feb 12 21:13:30 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Mon 12 Feb, 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:                              938874
    Prefixes after maximum aggregation (per Origin AS):          357184
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      456864
    Number of IPv4 prefixes with a valid ROA:                    444167
    Number of IPv4 prefixes with an invalid ROA:                   3353
    Number of IPv4 prefixes with no ROA:                         491354
Total ASes present in the Internet Routing Table:                 75346
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           64686
Origin ASes announcing only one prefix:                           26515
Transit ASes present in the Internet Routing Table:               10660
Transit-only ASes present in the Internet Routing Table:            491
Paths with bogon ASNs present in the IPv4 Routing Table:             42
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      36
    Max AS path prepend of ASN ( 59588)                              31
Prefixes from unregistered ASNs in the Routing Table:              1125
    Number of instances of unregistered ASNs:                      1132
Number of 32-bit ASNs allocated by the RIRs:                      43611
Number of 32-bit ASNs visible in the Routing Table:               35831
Prefixes from 32-bit ASNs in the Routing Table:                  181379
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            493
Number of addresses announced to Internet:                   3041523968
    Equivalent to 181 /8s, 73 /16s and 249 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      311582

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

Prefixes being announced by APNIC Region ASes:                   247523
    Total APNIC prefixes after maximum aggregation:               72189
    APNIC Deaggregation factor:                                    3.43
Prefixes being announced from the APNIC address blocks:          240306
    Unique aggregates announced from the APNIC address blocks:    99994
APNIC Region origin ASes present in the Internet Routing Table:   13923
    APNIC Prefixes per ASN:                                       17.26
APNIC Region origin ASes announcing only one prefix:               4202
APNIC Region transit ASes present in the Internet Routing Table:   1876
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9322
Number of APNIC addresses announced to Internet:              773991936
    Equivalent to 46 /8s, 34 /16s and 46 /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:                    276072
    Total ARIN prefixes after maximum aggregation:               123631
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           280906
    Unique aggregates announced from the ARIN address blocks:    132037
ARIN Region origin ASes present in the Internet Routing Table:    19087
    ARIN Prefixes per ASN:                                        14.72
ARIN Region origin ASes announcing only one prefix:                6953
ARIN Region transit ASes present in the Internet Routing Table:    1947
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4844
Number of ARIN addresses announced to Internet:              1269472000
    Equivalent to 75 /8s, 170 /16s and 155 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    262669
    Total RIPE prefixes after maximum aggregation:               125661
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           257395
    Unique aggregates announced from the RIPE address blocks:    161565
RIPE Region origin ASes present in the Internet Routing Table:    28546
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12095
RIPE Region transit ASes present in the Internet Routing Table:    3923
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11579
Number of RIPE addresses announced to Internet:               713459968
    Equivalent to 42 /8s, 134 /16s and 137 /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:                  120899
    Total LACNIC prefixes after maximum aggregation:              28887
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         119527
    Unique aggregates announced from the LACNIC address blocks:   49588
LACNIC Region origin ASes present in the Internet Routing Table:  11062
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              2626
LACNIC Region transit ASes present in the Internet Routing Table:  2390
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8915
Number of LACNIC addresses announced to Internet:             177971968
    Equivalent to 10 /8s, 155 /16s and 163 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  30586
    Total AfriNIC prefixes after maximum aggregation:              6081
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         40246
    Unique aggregates announced from the AfriNIC address blocks:  13272
AfriNIC Region origin ASes present in the Internet Routing Table:  1826
    AfriNIC Prefixes per ASN:                                     22.04
AfriNIC Region origin ASes announcing only one prefix:              639
AfriNIC Region transit ASes present in the Internet Routing Table:  350
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1171
Number of AfriNIC addresses announced to Internet:            106331648
    Equivalent to 6 /8s, 86 /16s and 126 /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        9815       8738      50  CHINAMOBILE-CN China Mobile Communicati
  7545        5677        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4599        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3877       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3484        499     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3269       1867      93  VNPT-AS-VN VNPT Corp, VN
 24560        2697        859     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2176        433     190  TATACOMM-AS TATA Communications formerl
 45090        2149       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        9644      11228    3361  AMAZON-02, US
 22773        5009       3078     299  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        4580        304     655  CABLEONE, US
  7155        4178        288      96  VIASAT-SP-BACKBONE, US
  6327        3592       1320      74  SHAW, CA
 16625        3210       1400    2294  AKAMAI-AS, US
   749        3184      54927    2436  DNIC-AS-00749, US
   174        3118       6641     661  COGENT-174, US
   367        2923       3728    1429  DNIC-ASBLK-00306-00371, US
396982        2752       3639     394  GOOGLE-CLOUD-PLATFORM, 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        7589       1698     149  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3846       3396     132  AKAMAI-ASN1, NL
  9009        3292        286    1599  M247, RO
 12389        2978       2302     906  ROSTELECOM-AS, RU
  8551        2635        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2346        363     592  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
  8452        1496       1852      14  TE-AS TE-AS, EG
 58224        1489        848     597  TCI, IR

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       12406       3390     616  UNINET, MX
 10620        3522        496     891  Telmex Colombia S.A., CO
 13999        2501        337     640  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1326       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1210        340     498  Axtel, S.A.B. de C.V., MX
 11664        1134        178     426  Techtel LMDS Comunicaciones Interactiva
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 22884        1071        115     377  TOTAL PLAY TELECOMUNICACIONES SA DE CV,

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1546        545      28  RAYA-AS, EG
 24863        1526        389      16  LINKdotNET-AS, EG
 36992        1361       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1127         72      57  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE
 15399         535         55      53  WANANCHI-, KE
 24757         487         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       12406       3390     616  UNINET, MX
  9808        9815       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9644      11228    3361  AMAZON-02, US
 12479        7589       1698     149  UNI2-AS, ES
  7545        5677        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5009       3078     299  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4599        347      25  FPT-AS-AP FPT Telecom Company, VN
 11492        4580        304     655  CABLEONE, US
  7155        4178        288      96  VIASAT-SP-BACKBONE, US

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        9815         9765  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7589         7440  UNI2-AS, ES
 16509        9644         6283  AMAZON-02, US
  7545        5677         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5009         4710  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4599         4574  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4082  VIASAT-SP-BACKBONE, US
 11492        4580         3925  CABLEONE, US
  7552        3877         3856  VIETEL-AS-AP Viettel Group, VN

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    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
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.164.72.0/24       Origin:     49195  SSAC, CN
23.164.72.0/24      Transit:     57974  AS-PDCS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

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      /11:98      /12:300     
/13:576     /14:1190    /15:2090    /16:13373   /17:8161    /18:13629   
/19:24751   /20:43421   /21:51517   /22:110464  /23:99890   /24:569347  
/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        6706        7589  UNI2-AS, ES
  8151        6381       12406  UNINET, MX
 22773        4043        5009  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3494        4580  CABLEONE, US
  6327        3391        3592  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3122        4178  VIASAT-SP-BACKBONE, US
 30036        2138        2481  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2128        3522  Telmex Colombia S.A., CO
  8551        2111        2635  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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

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

   1:2301      2:1534      3:298       4:6         5:4472      6:165    
   7:6         8:1510      9:2        11:172      12:1480     13:383    
  14:2334     15:311      16:203      17:362      18:733      20:353    
  21:4        22:188      23:6591     24:2763     25:2        27:2625   
  29:19       31:2560     32:53       34:39       35:124      36:2161   
  37:4490     38:6890     39:900      40:140      41:4049     42:2214   
  43:2302     44:331      45:16870    46:4346     47:286      49:1898   
  50:1903     51:568      52:1593     54:344      55:882      56:5      
  57:149      58:2013     59:1147     60:1018     61:2586     62:2684   
  63:1926     64:5518     65:2212     66:4925     67:3048     68:1566   
  69:4089     70:1326     71:587      72:2968     74:2649     75:1551   
  76:632      77:2355     78:1848     79:2446     80:2131     81:1891   
  82:1532     83:1247     84:1637     85:3082     86:783      87:1971   
  88:1221     89:3987     90:672      91:7922     92:2190     93:2636   
  94:3642     95:4084     96:1285     97:313      98:1086     99:743    
 100:96      101:1152    102:3131    103:32536   104:4767    105:597    
 106:917     107:2764    108:1131    109:4020    110:2143    111:3154   
 112:2063    113:1732    114:1744    115:2025    116:1954    117:2642   
 118:2748    119:1934    120:1785    121:1267    122:2635    123:2217   
 124:1544    125:2819    126:28      128:1532    129:930     130:1087   
 131:1835    132:825     133:411     134:1707    135:310     136:924    
 137:1166    138:2805    139:1544    140:1364    141:1344    142:1560   
 143:1514    144:1006    145:346     146:2005    147:1703    148:2508   
 149:2515    150:1030    151:1325    152:1978    153:593     154:5665   
 155:1369    156:2103    157:1523    158:1096    159:2208    160:2603   
 161:1632    162:3603    163:1705    164:1630    165:2126    166:1063   
 167:1711    168:3836    169:799     170:4711    171:996     172:3818   
 173:3012    174:927     175:1227    176:3648    177:4557    178:3557   
 179:2228    180:2382    181:3686    182:3424    183:2015    184:2269   
 185:20587   186:4869    187:4396    188:4029    189:4048    190:9330   
 191:1455    192:11017   193:9003    194:7387    195:5251    196:3146   
 197:2657    198:6004    199:7138    200:8077    201:6347    202:10301  
 203:10290   204:4556    205:3735    206:4433    207:3515    208:4130   
 209:4956    210:4467    211:2506    212:4267    213:3423    214:1113   
 215:44      216:6791    217:2780    218:1316    219:423     220:2051   
 221:1021    222:691     223:2193   

End of report


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