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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jan 26 21:13:55 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Sun 26 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:                              973238
    Prefixes after maximum aggregation (per Origin AS):          371151
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      472784
    Number of IPv4 prefixes with a valid ROA:                    526133
    Number of IPv4 prefixes with an invalid ROA:                    133
    Number of IPv4 prefixes with no ROA:                         446972
Total ASes present in the Internet Routing Table:                 76498
    Prefixes per ASN:                                             12.72
Origin-only ASes present in the Internet Routing Table:           65581
Origin ASes announcing only one prefix:                           26864
Transit ASes present in the Internet Routing Table:               10917
Transit-only ASes present in the Internet Routing Table:            526
Paths with bogon ASNs present in the IPv4 Routing Table:             25
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     106
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1075
    Number of instances of unregistered ASNs:                      1081
Number of 32-bit ASNs allocated by the RIRs:                      46075
Number of 32-bit ASNs visible in the Routing Table:               37679
Prefixes from 32-bit ASNs in the Routing Table:                  198782
Number of bogon 32-bit ASNs visible in the Routing Table:            34
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            514
Number of addresses announced to Internet:                   3115496704
    Equivalent to 185 /8s, 178 /16s and 181 /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:      318337

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

Prefixes being announced by APNIC Region ASes:                   255215
    Total APNIC prefixes after maximum aggregation:               76201
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246857
    Unique aggregates announced from the APNIC address blocks:   102450
APNIC Region origin ASes present in the Internet Routing Table:   14439
    APNIC Prefixes per ASN:                                       17.10
APNIC Region origin ASes announcing only one prefix:               4433
APNIC Region transit ASes present in the Internet Routing Table:   1923
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9952
Number of APNIC addresses announced to Internet:              755141888
    Equivalent to 45 /8s, 2 /16s and 141 /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:                    287098
    Total ARIN prefixes after maximum aggregation:               127020
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288768
    Unique aggregates announced from the ARIN address blocks:    134463
ARIN Region origin ASes present in the Internet Routing Table:    19216
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                7032
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:    5124
Number of ARIN addresses announced to Internet:              1344986880
    Equivalent to 80 /8s, 42 /16s and 223 /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:                    271291
    Total RIPE prefixes after maximum aggregation:               131526
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268319
    Unique aggregates announced from the RIPE address blocks:    171206
RIPE Region origin ASes present in the Internet Routing Table:    28838
    RIPE Prefixes per ASN:                                         9.30
RIPE Region origin ASes announcing only one prefix:               12064
RIPE Region transit ASes present in the Internet Routing Table:    3952
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12218
Number of RIPE addresses announced to Internet:               733270528
    Equivalent to 43 /8s, 180 /16s and 210 /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:                  124045
    Total LACNIC prefixes after maximum aggregation:              29049
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121406
    Unique aggregates announced from the LACNIC address blocks:   48852
LACNIC Region origin ASes present in the Internet Routing Table:  11191
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              2642
LACNIC Region transit ASes present in the Internet Routing Table:  2483
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                       106
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9123
Number of LACNIC addresses announced to Internet:             177390592
    Equivalent to 10 /8s, 146 /16s and 196 /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:                  34514
    Total AfriNIC prefixes after maximum aggregation:              6684
    AfriNIC Deaggregation factor:                                  5.16
Prefixes being announced from the AfriNIC address blocks:         47373
    Unique aggregates announced from the AfriNIC address blocks:  15384
AfriNIC Region origin ASes present in the Internet Routing Table:  1904
    AfriNIC Prefixes per ASN:                                     24.88
AfriNIC Region origin ASes announcing only one prefix:              693
AfriNIC Region transit ASes present in the Internet Routing Table:  370
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: 1262
Number of AfriNIC addresses announced to Internet:            104443392
    Equivalent to 6 /8s, 57 /16s and 174 /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       10336       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6202        843     662  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4197        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4155        528     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3674       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3249       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2825        850     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        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       12625      38871    3723  AMAZON-02, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4161       8761     887  COGENT-174, US
  6327        3614       1320      81  SHAW, CA
 22773        3590       3053     220  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3011       1299    2193  AKAMAI-AS, US
396982        2906       3657     444  GOOGLE-CLOUD-PLATFORM, US
 30036        2583        361     262  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        7725       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4013       3395     128  AKAMAI-ASN1, NL
  9009        3757        322    1907  M247, RO
 12389        2983       2302     889  ROSTELECOM-AS, RU
 34984        2371        361     580  TELLCOM-AS, TR
212238        1904        136    1404  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1497         99     750  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       11651       3206     599  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2512        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1338       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1155        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1137        374     163  Axtel, S.A.B. de C.V., MX
  6147        1108        371      22  Telefonica del Peru S.A.A., PE
 22884        1074         98     369  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        1682        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1546         97     106  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1018        523      45  Vodafone-, EG
 20011         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         839       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         547         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       12625      38871    3723  AMAZON-02, US
  8151       11651       3206     599  UNINET, MX
  9808       10336       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7725       1711     144  UNI2-AS, ES
  7545        6202        843     662  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4197        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4161       8761     887  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       11651        11052  UNINET, MX
  9808       10336        10248  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7725         7581  UNI2-AS, ES
  7545        6202         5540  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4197         4174  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
  7552        3912         3887  VIETEL-AS-AP Viettel Group, VN
 20940        4013         3885  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
    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      /12:309     
/13:589     /14:1227    /15:2172    /16:13956   /17:8271    /18:13706   
/19:24587   /20:43845   /21:51972   /22:112102  /23:100902  /24:599432  
/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        6686        7725  UNI2-AS, ES
  8151        5862       11651  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2709        3590  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2253       12625  AMAZON-02, US
 30036        2242        2583  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2179        3539  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)
----------------------------------------------

   1:2286      2:1541      3:565       4:9         5:4558      6:164    
   7:6         8:1544      9:1        11:172      12:1386     13:348    
  14:2492     15:339      16:267      17:361      18:905      20:450    
  21:4        22:188      23:7290     24:2734     25:2        27:2742   
  29:19       31:3107     32:37       34:70       35:187      36:2404   
  37:4552     38:9063     39:895      40:151      41:4161     42:1909   
  43:2529     44:347      45:18177    46:4961     47:293      49:1980   
  50:1873     51:588      52:1572     54:307      55:1086     56:9      
  57:237      58:2207     59:1184     60:1161     61:2804     62:2935   
  63:1830     64:5503     65:2089     66:4637     67:3016     68:1198   
  69:4026     70:1152     71:612      72:2871     74:2780     75:1639   
  76:628      77:2609     78:1850     79:1722     80:2208     81:2050   
  82:2039     83:1415     84:1803     85:3272     86:998      87:2181   
  88:1276     89:4360     90:754      91:8323     92:2787     93:2899   
  94:3850     95:4165     96:1290     97:308      98:1012     99:737    
 100:71      101:1133    102:3588    103:32267   104:4639    105:759    
 106:1014    107:2626    108:1191    109:4076    110:2216    111:3354   
 112:2045    113:1788    114:1936    115:2201    116:2026    117:2745   
 118:2848    119:1940    120:1870    121:1355    122:2731    123:2165   
 124:1554    125:2856    126:93      128:1604    129:959     130:1270   
 131:1880    132:809     133:451     134:1515    135:323     136:1336   
 137:1283    138:2909    139:1596    140:1522    141:1473    142:1836   
 143:1599    144:1022    145:468     146:2137    147:2053    148:2575   
 149:2844    150:1203    151:1626    152:2091    153:571     154:7974   
 155:1552    156:3454    157:1880    158:1251    159:2422    160:3523   
 161:1797    162:3651    163:1795    164:1692    165:2172    166:1334   
 167:1872    168:4108    169:795     170:5068    171:1004    172:4142   
 173:3196    174:921     175:1271    176:3591    177:4909    178:3750   
 179:2217    180:2544    181:3956    182:3371    183:2042    184:2278   
 185:21438   186:5136    187:4370    188:4229    189:4123    190:9598   
 191:1554    192:11265   193:9365    194:7718    195:5457    196:3224   
 197:3574    198:6168    199:8280    200:8132    201:6328    202:10368  
 203:10605   204:4560    205:3660    206:4675    207:3608    208:4204   
 209:5171    210:4517    211:2512    212:4524    213:3757    214:1045   
 215:42      216:6604    217:3101    218:1335    219:373     220:2106   
 221:1054    222:718     223:2312   

End of report


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