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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Mar 23 21:13:26 UTC 2024


IPv4 R&E Routing Table Report   21:10 GMT Sat 23 Mar, 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:                              939246
    Prefixes after maximum aggregation (per Origin AS):          358260
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      458236
    Number of IPv4 prefixes with a valid ROA:                    456599
    Number of IPv4 prefixes with an invalid ROA:                   1772
    Number of IPv4 prefixes with no ROA:                         480875
Total ASes present in the Internet Routing Table:                 75456
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           64805
Origin ASes announcing only one prefix:                           26546
Transit ASes present in the Internet Routing Table:               10651
Transit-only ASes present in the Internet Routing Table:            499
Paths with bogon ASNs present in the IPv4 Routing Table:             37
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (151354)                              50
Prefixes from unregistered ASNs in the Routing Table:              1072
    Number of instances of unregistered ASNs:                      1077
Number of 32-bit ASNs allocated by the RIRs:                      43893
Number of 32-bit ASNs visible in the Routing Table:               36020
Prefixes from 32-bit ASNs in the Routing Table:                  182799
Number of bogon 32-bit ASNs visible in the Routing Table:            26
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            589
Number of addresses announced to Internet:                   3027612672
    Equivalent to 180 /8s, 117 /16s and 180 /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:      309448

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

Prefixes being announced by APNIC Region ASes:                   248400
    Total APNIC prefixes after maximum aggregation:               72397
    APNIC Deaggregation factor:                                    3.43
Prefixes being announced from the APNIC address blocks:          241102
    Unique aggregates announced from the APNIC address blocks:    99980
APNIC Region origin ASes present in the Internet Routing Table:   13990
    APNIC Prefixes per ASN:                                       17.23
APNIC Region origin ASes announcing only one prefix:               4233
APNIC Region transit ASes present in the Internet Routing Table:   1867
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9403
Number of APNIC addresses announced to Internet:              760387584
    Equivalent to 45 /8s, 82 /16s and 152 /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:                    274424
    Total ARIN prefixes after maximum aggregation:               123916
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           278936
    Unique aggregates announced from the ARIN address blocks:    132415
ARIN Region origin ASes present in the Internet Routing Table:    19123
    ARIN Prefixes per ASN:                                        14.59
ARIN Region origin ASes announcing only one prefix:                6957
ARIN Region transit ASes present in the Internet Routing Table:    1961
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:    4868
Number of ARIN addresses announced to Internet:              1269136128
    Equivalent to 75 /8s, 165 /16s and 123 /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:                    263577
    Total RIPE prefixes after maximum aggregation:               126250
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           258840
    Unique aggregates announced from the RIPE address blocks:    162789
RIPE Region origin ASes present in the Internet Routing Table:    28558
    RIPE Prefixes per ASN:                                         9.06
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3932
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11657
Number of RIPE addresses announced to Internet:               714842112
    Equivalent to 42 /8s, 155 /16s and 160 /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:                  121021
    Total LACNIC prefixes after maximum aggregation:              28844
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         119382
    Unique aggregates announced from the LACNIC address blocks:   49581
LACNIC Region origin ASes present in the Internet Routing Table:  11051
    LACNIC Prefixes per ASN:                                      10.80
LACNIC Region origin ASes announcing only one prefix:              2618
LACNIC Region transit ASes present in the Internet Routing Table:  2366
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8907
Number of LACNIC addresses announced to Internet:             177262592
    Equivalent to 10 /8s, 144 /16s and 208 /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:                  30752
    Total AfriNIC prefixes after maximum aggregation:              6137
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         40396
    Unique aggregates announced from the AfriNIC address blocks:  12998
AfriNIC Region origin ASes present in the Internet Routing Table:  1817
    AfriNIC Prefixes per ASN:                                     22.23
AfriNIC Region origin ASes announcing only one prefix:              650
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1185
Number of AfriNIC addresses announced to Internet:            105672704
    Equivalent to 6 /8s, 76 /16s and 112 /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        9849       8741      61  CHINAMOBILE-CN China Mobile Communicati
  7545        5654        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4588        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3854       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3607       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3522        495     253  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3271       1867      92  VNPT-AS-VN VNPT Corp, VN
 24560        2764        864     363  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2177        433     189  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        9721      11353    3432  AMAZON-02, US
 11492        4593        305     622  CABLEONE, US
  7155        4181        288      96  VIASAT-SP-BACKBONE, US
 22773        3624       3079     300  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3602       1320      75  SHAW, CA
   174        3506       6651     695  COGENT-174, US
   749        3191      54916    2443  DNIC-AS-00749, US
 16625        3134       1342    2236  AKAMAI-AS, US
   367        2917       3629    1386  DNIC-ASBLK-00306-00371, US
396982        2762       3641     411  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        7701       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3845       3395     126  AKAMAI-ASN1, NL
  9009        3265        283    1596  M247, RO
 12389        2982       2304     903  ROSTELECOM-AS, RU
  8551        2649        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2341        363     589  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
  8452        1524       1852      14  TE-AS TE-AS, EG
 44477        1497         98     709  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       12342       3320     488  UNINET, MX
 10620        3526        497     892  Telmex Colombia S.A., CO
 13999        2513        342     658  Mega Cable, S.A. de C.V., MX
 11830        2000        369      64  Instituto Costarricense de Electricidad
 28573        1343       2319     241  Claro NXT Telecomunicacoes Ltda, BR
  3816        1313        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1204        348     492  Axtel, S.A.B. de C.V., MX
 11664        1148        179     424  Techtel LMDS Comunicaciones Interactiva
  6147        1089        369      22  Telefonica del Peru S.A.A., PE
 22884        1066        113     375  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        1548        545      28  RAYA-AS, EG
 24863        1504        389      20  LINKdotNET-AS, EG
 36992        1368       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1203         76      60  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 15399         538         56      54  WANANCHI-, KE
 36914         482         82       3  KENET-AS, KE
 24757         427         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       12342       3320     488  UNINET, MX
  9808        9849       8741      61  CHINAMOBILE-CN China Mobile Communicati
 16509        9721      11353    3432  AMAZON-02, US
 12479        7701       1714     147  UNI2-AS, ES
  7545        5654        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4593        305     622  CABLEONE, US
 18403        4588        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4181        288      96  VIASAT-SP-BACKBONE, US
  7552        3854       1330      20  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        9849         9788  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7701         7554  UNI2-AS, ES
 16509        9721         6289  AMAZON-02, US
  7545        5654         4981  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4588         4563  FPT-AS-AP FPT Telecom Company, VN
  7155        4181         4085  VIASAT-SP-BACKBONE, US
 11492        4593         3971  CABLEONE, US
  7552        3854         3834  VIETEL-AS-AP Viettel Group, VN
 20940        3845         3719  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
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
23.160.201.0/24      Origin:     21738  ROZINT, US
23.160.201.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.174.120.0/24      Origin:     29774  VSIX-, FR
23.174.120.0/24     Transit:      1299  TWELVE99 Arelion, fka Telia Carrier, SE
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, 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      /11:95      /12:298     
/13:580     /14:1191    /15:2095    /16:13284   /17:8185    /18:13646   
/19:24608   /20:43391   /21:51207   /22:110514  /23:98691   /24:571394  
/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        6815        7701  UNI2-AS, ES
  8151        6364       12342  UNINET, MX
 11492        3506        4593  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3400        3602  SHAW, CA
  7155        3125        4181  VIASAT-SP-BACKBONE, US
 22773        2661        3624  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2160        2505  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2132        3526  Telmex Colombia S.A., CO
  8551        2125        2649  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)
----------------------------------------------

   1:2263      2:1474      3:318       4:6         5:4518      6:162    
   7:6         8:1499      9:2        11:172      12:1464     13:374    
  14:2361     15:318      16:210      17:367      18:750      20:355    
  21:4        22:188      23:6615     24:2704     25:2        27:2642   
  29:19       31:2627     32:46       34:59       35:126      36:2229   
  37:4510     38:7104     39:894      40:125      41:4066     42:2213   
  43:2333     44:313      45:16881    46:4408     47:296      49:1906   
  50:1902     51:573      52:1579     54:307      55:973      56:5      
  57:161      58:2023     59:1128     60:1025     61:2568     62:2707   
  63:1914     64:5529     65:2200     66:4726     67:3064     68:1335   
  69:4078     70:1200     71:583      72:2893     74:2585     75:1550   
  76:628      77:2421     78:1845     79:2478     80:2164     81:1934   
  82:1527     83:1288     84:1648     85:3096     86:826      87:2023   
  88:1241     89:4048     90:686      91:8025     92:2199     93:2648   
  94:3659     95:4171     96:1303     97:312      98:1042     99:743    
 100:92      101:1167    102:3064    103:32474   104:4802    105:634    
 106:930     107:2757    108:1113    109:4069    110:2135    111:3202   
 112:2064    113:1758    114:1771    115:2056    116:1869    117:2619   
 118:2833    119:1952    120:1787    121:1279    122:2682    123:2213   
 124:1563    125:2844    126:32      128:1496    129:923     130:1099   
 131:1826    132:805     133:410     134:1733    135:314     136:941    
 137:1191    138:2801    139:1558    140:1379    141:1362    142:1575   
 143:1485    144:1013    145:347     146:2025    147:1731    148:2489   
 149:2572    150:1042    151:1340    152:1978    153:589     154:5908   
 155:1377    156:2229    157:1646    158:1078    159:2263    160:2596   
 161:1638    162:3600    163:1725    164:1625    165:2128    166:1061   
 167:1765    168:3930    169:793     170:4693    171:1004    172:3826   
 173:3046    174:905     175:1209    176:3677    177:4533    178:3608   
 179:2231    180:2376    181:3676    182:3364    183:2035    184:2265   
 185:20667   186:4920    187:4420    188:4057    189:4062    190:9347   
 191:1479    192:11016   193:9059    194:7451    195:5246    196:3174   
 197:2396    198:6006    199:7512    200:7997    201:6322    202:10320  
 203:10282   204:4570    205:3746    206:4502    207:3483    208:4144   
 209:5050    210:4488    211:2483    212:4292    213:3391    214:1088   
 215:50      216:6769    217:2825    218:1314    219:406     220:2051   
 221:1031    222:692     223:2199   

End of report


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