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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 15 21:13:48 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Wed 15 Jan, 2025

  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:                              970088
    Prefixes after maximum aggregation (per Origin AS):          369748
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469548
    Number of IPv4 prefixes with a valid ROA:                    523349
    Number of IPv4 prefixes with an invalid ROA:                    135
    Number of IPv4 prefixes with no ROA:                         446604
Total ASes present in the Internet Routing Table:                 76449
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65493
Origin ASes announcing only one prefix:                           26827
Transit ASes present in the Internet Routing Table:               10956
Transit-only ASes present in the Internet Routing Table:            535
Paths with bogon ASNs present in the IPv4 Routing Table:             23
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1071
    Number of instances of unregistered ASNs:                      1077
Number of 32-bit ASNs allocated by the RIRs:                      46056
Number of 32-bit ASNs visible in the Routing Table:               37617
Prefixes from 32-bit ASNs in the Routing Table:                  197317
Number of bogon 32-bit ASNs visible in the Routing Table:            32
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            507
Number of addresses announced to Internet:                   3118683904
    Equivalent to 185 /8s, 227 /16s and 87 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      316777

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

Prefixes being announced by APNIC Region ASes:                   254790
    Total APNIC prefixes after maximum aggregation:               75993
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246497
    Unique aggregates announced from the APNIC address blocks:   102119
APNIC Region origin ASes present in the Internet Routing Table:   14431
    APNIC Prefixes per ASN:                                       17.08
APNIC Region origin ASes announcing only one prefix:               4421
APNIC Region transit ASes present in the Internet Routing Table:   1924
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         47
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9935
Number of APNIC addresses announced to Internet:              756913920
    Equivalent to 45 /8s, 29 /16s and 151 /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:                    286060
    Total ARIN prefixes after maximum aggregation:               126359
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288086
    Unique aggregates announced from the ARIN address blocks:    132490
ARIN Region origin ASes present in the Internet Routing Table:    19202
    ARIN Prefixes per ASN:                                        15.00
ARIN Region origin ASes announcing only one prefix:                7001
ARIN Region transit ASes present in the Internet Routing Table:    1995
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          39
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5110
Number of ARIN addresses announced to Internet:              1346635776
    Equivalent to 80 /8s, 68 /16s and 8 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    270511
    Total RIPE prefixes after maximum aggregation:               131070
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267362
    Unique aggregates announced from the RIPE address blocks:    170486
RIPE Region origin ASes present in the Internet Routing Table:    28812
    RIPE Prefixes per ASN:                                         9.28
RIPE Region origin ASes announcing only one prefix:               12066
RIPE Region transit ASes present in the Internet Routing Table:    3958
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12201
Number of RIPE addresses announced to Internet:               732960512
    Equivalent to 43 /8s, 176 /16s and 23 /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,
                        53/8,  57/8,  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:                  123398
    Total LACNIC prefixes after maximum aggregation:              28982
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         120793
    Unique aggregates announced from the LACNIC address blocks:   48858
LACNIC Region origin ASes present in the Internet Routing Table:  11176
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              2646
LACNIC Region transit ASes present in the Internet Routing Table:  2498
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:  9108
Number of LACNIC addresses announced to Internet:             177479680
    Equivalent to 10 /8s, 148 /16s and 32 /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:                  34258
    Total AfriNIC prefixes after maximum aggregation:              6670
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         46842
    Unique aggregates announced from the AfriNIC address blocks:  15166
AfriNIC Region origin ASes present in the Internet Routing Table:  1909
    AfriNIC Prefixes per ASN:                                     24.54
AfriNIC Region origin ASes announcing only one prefix:              693
AfriNIC Region transit ASes present in the Internet Routing Table:  368
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1263
Number of AfriNIC addresses announced to Internet:            104432128
    Equivalent to 6 /8s, 57 /16s and 130 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10288       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6199        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4351        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4084        524     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3911       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3245       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2818        846     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        434     191  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       12589      38898    3304  AMAZON-02, US
 11492        4692        312     555  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4142       8764     891  COGENT-174, US
  6327        3613       1320      81  SHAW, CA
 22773        3589       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        3012       1304    2183  AKAMAI-AS, US
396982        2899       3657     442  GOOGLE-CLOUD-PLATFORM, US
 30036        2582        363     265  MEDIACOM-ENTERPRISE-BUSINESS, 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        7649       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4032       3395     126  AKAMAI-ASN1, NL
  9009        3749        322    1900  M247, RO
 12389        2976       2300     887  ROSTELECOM-AS, RU
 34984        2370        361     579  TELLCOM-AS, TR
212238        1893        135    1398  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1498         99     751  CLOUVIDER Clouvider - Global ASN, 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       11613       3227     604  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2527        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1148        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1072         98     368  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6147        1050        371      22  Telefonica del Peru S.A.A., PE

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        1672        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1541         97     110  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1001        521      42  Vodafone-, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 37069         832       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         542         82       3  KENET-AS, KE

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
 16509       12589      38898    3304  AMAZON-02, US
  8151       11613       3227     604  UNINET, MX
  9808       10288       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7649       1709     143  UNI2-AS, ES
  7545        6199        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     555  CABLEONE, US
 18403        4351        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4142       8764     891  COGENT-174, 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
  8151       11613        11009  UNINET, MX
  9808       10288        10201  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7649         7506  UNI2-AS, ES
  7545        6199         5534  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4351         4328  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4137  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
 20940        4032         3906  AKAMAI-ASN1, NL
  7552        3911         3886  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     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
    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
23.132.84.0/24       Origin:      7018  ATT-INTERNET4, US
23.132.84.0/24      Transit:      2914  NTT-LTD-2914, US
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, 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       /9:16      /10:42      /11:93      /12:311     
/13:591     /14:1229    /15:2175    /16:13991   /17:8268    /18:13714   
/19:24582   /20:43812   /21:51909   /22:112010  /23:100485  /24:596843  
/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        6613        7649  UNI2-AS, ES
  8151        5809       11613  UNINET, MX
 11492        3554        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3613  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2709        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2254       12589  AMAZON-02, US
 30036        2241        2582  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2178        3538  Telmex Colombia S.A., CO

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

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

   1:2288      2:1567      3:547       4:9         5:4503      6:165    
   7:6         8:1550      9:1        11:172      12:1387     13:353    
  14:2485     15:334      16:270      17:361      18:905      20:449    
  21:4        22:188      23:7225     24:2731     25:2        27:2690   
  29:19       31:3069     32:37       34:70       35:185      36:2400   
  37:4490     38:9027     39:880      40:150      41:4162     42:1987   
  43:2516     44:344      45:18082    46:4954     47:292      49:1999   
  50:1861     51:586      52:1571     54:307      55:1027     56:8      
  57:236      58:2209     59:1176     60:1160     61:2784     62:2924   
  63:1833     64:5409     65:2087     66:4648     67:3007     68:1199   
  69:3993     70:1155     71:610      72:2871     74:2779     75:1640   
  76:631      77:2597     78:1846     79:1703     80:2208     81:2049   
  82:1857     83:1416     84:1799     85:3261     86:986      87:2184   
  88:1274     89:4331     90:752      91:8310     92:2749     93:2863   
  94:3832     95:4166     96:1270     97:309      98:1006     99:737    
 100:70      101:1125    102:3506    103:32264   104:4590    105:752    
 106:1012    107:2625    108:1186    109:4062    110:2223    111:3291   
 112:2040    113:1786    114:1930    115:2161    116:2023    117:2736   
 118:2870    119:1939    120:1863    121:1359    122:2728    123:2171   
 124:1547    125:2847    126:61      128:1609    129:948     130:1259   
 131:1861    132:814     133:450     134:1514    135:325     136:1312   
 137:1279    138:2899    139:1566    140:1500    141:1455    142:1822   
 143:1589    144:1018    145:468     146:2135    147:2047    148:2588   
 149:2843    150:1197    151:1608    152:2119    153:566     154:7837   
 155:1542    156:3360    157:1880    158:1254    159:2436    160:3489   
 161:1786    162:3643    163:1783    164:1687    165:2160    166:1335   
 167:1873    168:4089    169:793     170:5078    171:1002    172:4033   
 173:3176    174:920     175:1266    176:3589    177:4866    178:3732   
 179:2227    180:2540    181:3961    182:3362    183:2071    184:2275   
 185:21364   186:5087    187:4248    188:4222    189:4113    190:9579   
 191:1528    192:11243   193:9360    194:7688    195:5422    196:3197   
 197:3488    198:6142    199:8273    200:8148    201:6305    202:10342  
 203:10570   204:4569    205:3690    206:4671    207:3610    208:4208   
 209:5144    210:4550    211:2511    212:4505    213:3745    214:1049   
 215:42      216:6581    217:3087    218:1335    219:373     220:2103   
 221:1054    222:719     223:2304   

End of report


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