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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 13 21:13:42 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Mon 13 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:                              969833
    Prefixes after maximum aggregation (per Origin AS):          369508
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469441
    Number of IPv4 prefixes with a valid ROA:                    522583
    Number of IPv4 prefixes with an invalid ROA:                    135
    Number of IPv4 prefixes with no ROA:                         447115
Total ASes present in the Internet Routing Table:                 76431
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65477
Origin ASes announcing only one prefix:                           26840
Transit ASes present in the Internet Routing Table:               10954
Transit-only ASes present in the Internet Routing Table:            529
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:                                      47
    Max AS path prepend of ASN (135823)                              40
Prefixes from unregistered ASNs in the Routing Table:              1070
    Number of instances of unregistered ASNs:                      1076
Number of 32-bit ASNs allocated by the RIRs:                      46033
Number of 32-bit ASNs visible in the Routing Table:               37593
Prefixes from 32-bit ASNs in the Routing Table:                  197179
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:            503
Number of addresses announced to Internet:                   3119167232
    Equivalent to 185 /8s, 234 /16s and 183 /24s
    Percentage of available address space announced:               84.3
    Percentage of allocated address space announced:               84.3
    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:      316763

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

Prefixes being announced by APNIC Region ASes:                   254549
    Total APNIC prefixes after maximum aggregation:               75924
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246299
    Unique aggregates announced from the APNIC address blocks:   102073
APNIC Region origin ASes present in the Internet Routing Table:   14427
    APNIC Prefixes per ASN:                                       17.07
APNIC Region origin ASes announcing only one prefix:               4425
APNIC Region transit ASes present in the Internet Routing Table:   1921
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         47
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9927
Number of APNIC addresses announced to Internet:              756900608
    Equivalent to 45 /8s, 29 /16s and 99 /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:                    286200
    Total ARIN prefixes after maximum aggregation:               126366
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288138
    Unique aggregates announced from the ARIN address blocks:    132512
ARIN Region origin ASes present in the Internet Routing Table:    19204
    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:    1992
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:              1347156224
    Equivalent to 80 /8s, 75 /16s and 249 /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:                    270279
    Total RIPE prefixes after maximum aggregation:               130922
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267271
    Unique aggregates announced from the RIPE address blocks:    170378
RIPE Region origin ASes present in the Internet Routing Table:    28800
    RIPE Prefixes per ASN:                                         9.28
RIPE Region origin ASes announcing only one prefix:               12070
RIPE Region transit ASes present in the Internet Routing Table:    3954
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:   12187
Number of RIPE addresses announced to Internet:               732915456
    Equivalent to 43 /8s, 175 /16s and 103 /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:                  123492
    Total LACNIC prefixes after maximum aggregation:              28970
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         120892
    Unique aggregates announced from the LACNIC address blocks:   48879
LACNIC Region origin ASes present in the Internet Routing Table:  11179
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              2654
LACNIC Region transit ASes present in the Internet Routing Table:  2506
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:  9106
Number of LACNIC addresses announced to Internet:             177475072
    Equivalent to 10 /8s, 148 /16s and 14 /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:                  34243
    Total AfriNIC prefixes after maximum aggregation:              6654
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         46729
    Unique aggregates announced from the AfriNIC address blocks:  15175
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     24.47
AfriNIC Region origin ASes announcing only one prefix:              690
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1263
Number of AfriNIC addresses announced to Internet:            104459264
    Equivalent to 6 /8s, 57 /16s and 236 /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       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6198        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4358        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4075        524     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3249       1869     100  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       12601      38898    3304  AMAZON-02, US
 11492        4692        312     555  CABLEONE, US
  7155        4171        287      84  VIASAT-SP-BACKBONE, US
   174        4125       8763     881  COGENT-174, US
  6327        3614       1320      79  SHAW, CA
 22773        3588       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        3024       1308    2189  AKAMAI-AS, US
396982        2898       3657     442  GOOGLE-CLOUD-PLATFORM, US
  7018        2631      23215    1795  ATT-INTERNET4, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7666       1709     143  UNI2-AS, ES
 39891        4746        290      63  ALJAWWALSTC-AS, SA
 20940        4029       3395     126  AKAMAI-ASN1, NL
  9009        3737        321    1889  M247, RO
 12389        2976       2300     887  ROSTELECOM-AS, RU
 34984        2371        360     576  TELLCOM-AS, TR
212238        1895        135    1399  CDNEXT, GB
  8452        1612       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       11597       3226     605  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2535        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1334       2374     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1171        374     163  Axtel, S.A.B. de C.V., MX
 11664        1142        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1071         98     368  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1671        593      29  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1583        100      96  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         544         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       12601      38898    3304  AMAZON-02, US
  8151       11597       3226     605  UNINET, MX
  9808       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7666       1709     143  UNI2-AS, ES
  7545        6198        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4746        290      63  ALJAWWALSTC-AS, SA
 11492        4692        312     555  CABLEONE, US
 18403        4358        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4171        287      84  VIASAT-SP-BACKBONE, US
   174        4125       8763     881  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       11597        10992  UNINET, MX
  9808       10232        10145  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7666         7523  UNI2-AS, ES
  7545        6198         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4746         4683  ALJAWWALSTC-AS, SA
 18403        4358         4335  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4137  CABLEONE, US
  7155        4171         4087  VIASAT-SP-BACKBONE, US
 20940        4029         3903  AKAMAI-ASN1, NL
  7552        3916         3891  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
23.132.192.0/24      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
23.140.176.0/24      Origin:     40676  AS40676, US
23.140.176.0/24     Transit:      7922  COMCAST-7922, 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     
/13:592     /14:1229    /15:2175    /16:13992   /17:8267    /18:13718   
/19:24614   /20:43752   /21:51913   /22:111937  /23:100457  /24:596708  
/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        6631        7666  UNI2-AS, ES
  8151        5792       11597  UNINET, MX
 11492        3554        4692  CABLEONE, US
 39891        3437        4746  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3119        4171  VIASAT-SP-BACKBONE, US
 22773        2708        3588  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2251       12601  AMAZON-02, US
 30036        2242        2583  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      2:1562      3:547       4:9         5:4509      6:165    
   7:6         8:1546      9:1        11:172      12:1388     13:355    
  14:2483     15:334      16:270      17:360      18:905      20:449    
  21:4        22:188      23:7236     24:2721     25:2        27:2687   
  29:19       31:3050     32:37       34:69       35:181      36:2399   
  37:4513     38:9053     39:882      40:150      41:4140     42:1995   
  43:2505     44:344      45:18061    46:4952     47:292      49:1996   
  50:1868     51:586      52:1569     54:307      55:1026     56:8      
  57:237      58:2206     59:1180     60:1160     61:2777     62:2921   
  63:1832     64:5396     65:2092     66:4649     67:3014     68:1236   
  69:3993     70:1157     71:611      72:2869     74:2785     75:1639   
  76:632      77:2595     78:1845     79:1702     80:2208     81:2038   
  82:1856     83:1417     84:1801     85:3269     86:981      87:2165   
  88:1274     89:4321     90:756      91:8311     92:2758     93:2842   
  94:3839     95:4165     96:1269     97:311      98:1026     99:736    
 100:71      101:1123    102:3500    103:32230   104:4558    105:749    
 106:1012    107:2618    108:1183    109:4061    110:2222    111:3289   
 112:2035    113:1786    114:1929    115:2156    116:2023    117:2722   
 118:2870    119:1940    120:1868    121:1360    122:2729    123:2178   
 124:1546    125:2850    126:61      128:1604    129:947     130:1262   
 131:1869    132:810     133:450     134:1513    135:326     136:1313   
 137:1284    138:2910    139:1570    140:1496    141:1459    142:1821   
 143:1598    144:1022    145:467     146:2134    147:2043    148:2586   
 149:2850    150:1196    151:1612    152:2119    153:566     154:7855   
 155:1538    156:3318    157:1876    158:1255    159:2437    160:3470   
 161:1778    162:3642    163:1787    164:1687    165:2160    166:1339   
 167:1863    168:4101    169:797     170:5058    171:1003    172:4029   
 173:3170    174:920     175:1268    176:3581    177:4869    178:3732   
 179:2228    180:2541    181:3970    182:3353    183:2061    184:2275   
 185:21354   186:5109    187:4259    188:4223    189:4125    190:9583   
 191:1537    192:11240   193:9335    194:7672    195:5416    196:3241   
 197:3485    198:6136    199:8263    200:8170    201:6303    202:10325  
 203:10545   204:4588    205:3696    206:4667    207:3607    208:4207   
 209:5147    210:4548    211:2511    212:4506    213:3749    214:1051   
 215:48      216:6578    217:3083    218:1332    219:373     220:2104   
 221:1053    222:719     223:2303   

End of report


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