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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jan 11 21:13:43 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Sat 11 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:                              969772
    Prefixes after maximum aggregation (per Origin AS):          369673
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469639
    Number of IPv4 prefixes with a valid ROA:                    522573
    Number of IPv4 prefixes with an invalid ROA:                    137
    Number of IPv4 prefixes with no ROA:                         447062
Total ASes present in the Internet Routing Table:                 76428
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65499
Origin ASes announcing only one prefix:                           26822
Transit ASes present in the Internet Routing Table:               10929
Transit-only ASes present in the Internet Routing Table:            531
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:              1076
    Number of instances of unregistered ASNs:                      1082
Number of 32-bit ASNs allocated by the RIRs:                      46023
Number of 32-bit ASNs visible in the Routing Table:               37584
Prefixes from 32-bit ASNs in the Routing Table:                  196970
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:            508
Number of addresses announced to Internet:                   3119215104
    Equivalent to 185 /8s, 235 /16s and 114 /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:      316821

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

Prefixes being announced by APNIC Region ASes:                   254450
    Total APNIC prefixes after maximum aggregation:               75959
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246219
    Unique aggregates announced from the APNIC address blocks:   102256
APNIC Region origin ASes present in the Internet Routing Table:   14421
    APNIC Prefixes per ASN:                                       17.07
APNIC Region origin ASes announcing only one prefix:               4424
APNIC Region transit ASes present in the Internet Routing Table:   1923
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:   9918
Number of APNIC addresses announced to Internet:              756976896
    Equivalent to 45 /8s, 30 /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:                    286436
    Total ARIN prefixes after maximum aggregation:               126519
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288375
    Unique aggregates announced from the ARIN address blocks:    132522
ARIN Region origin ASes present in the Internet Routing Table:    19204
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                6997
ARIN Region transit ASes present in the Internet Routing Table:    1986
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:    5112
Number of ARIN addresses announced to Internet:              1347181824
    Equivalent to 80 /8s, 76 /16s and 93 /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:                    270284
    Total RIPE prefixes after maximum aggregation:               130892
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267279
    Unique aggregates announced from the RIPE address blocks:    170347
RIPE Region origin ASes present in the Internet Routing Table:    28797
    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:    3953
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:   12177
Number of RIPE addresses announced to Internet:               732910592
    Equivalent to 43 /8s, 175 /16s and 84 /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:                  123272
    Total LACNIC prefixes after maximum aggregation:              28984
    LACNIC Deaggregation factor:                                   4.25
Prefixes being announced from the LACNIC address blocks:         120695
    Unique aggregates announced from the LACNIC address blocks:   48879
LACNIC Region origin ASes present in the Internet Routing Table:  11181
    LACNIC Prefixes per ASN:                                      10.79
LACNIC Region origin ASes announcing only one prefix:              2646
LACNIC Region transit ASes present in the Internet Routing Table:  2501
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9113
Number of LACNIC addresses announced to Internet:             177473280
    Equivalent to 10 /8s, 148 /16s and 7 /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:                  34254
    Total AfriNIC prefixes after maximum aggregation:              6643
    AfriNIC Deaggregation factor:                                  5.16
Prefixes being announced from the AfriNIC address blocks:         46695
    Unique aggregates announced from the AfriNIC address blocks:  15209
AfriNIC Region origin ASes present in the Internet Routing Table:  1908
    AfriNIC Prefixes per ASN:                                     24.47
AfriNIC Region origin ASes announcing only one prefix:              689
AfriNIC Region transit ASes present in the Internet Routing Table:  369
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: 1264
Number of AfriNIC addresses announced to Internet:            104410624
    Equivalent to 6 /8s, 57 /16s and 46 /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        4315        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4074        524     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3915       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       12627      38899    3304  AMAZON-02, US
 11492        4693        312     549  CABLEONE, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
   174        4142       8762     879  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        3021       1307    2191  AKAMAI-AS, US
396982        2893       3656     439  GOOGLE-CLOUD-PLATFORM, US
  7018        2702      23258    1843  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        7667       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4026       3395     126  AKAMAI-ASN1, NL
  9009        3765        323    1904  M247, RO
 12389        2964       2299     885  ROSTELECOM-AS, RU
 34984        2371        360     576  TELLCOM-AS, TR
212238        1885        135    1392  CDNEXT, GB
  8452        1630       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       11591       3226     605  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2527        538     368  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1332       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 11664        1136        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1112        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        1669        593      29  RAYA-AS, EG
 24863        1645        389      18  LINKdotNET-AS, EG
 29571        1578        100      96  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1017        523      45  Vodafone-, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 37069         832       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         537         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       12627      38899    3304  AMAZON-02, US
  8151       11591       3226     605  UNINET, MX
  9808       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7667       1709     143  UNI2-AS, ES
  7545        6198        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4693        312     549  CABLEONE, US
 18403        4315        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
   174        4142       8762     879  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       11591        10986  UNINET, MX
  9808       10232        10145  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7667         7524  UNI2-AS, ES
  7545        6198         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4315         4292  FPT-AS-AP FPT Telecom Company, VN
 11492        4693         4144  CABLEONE, US
  7155        4169         4084  VIASAT-SP-BACKBONE, US
 20940        4026         3900  AKAMAI-ASN1, NL
  7552        3915         3890  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     /14:1228    /15:2175    /16:13991   /17:8269    /18:13722   
/19:24601   /20:43765   /21:51901   /22:111984  /23:100489  /24:596576  
/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        6632        7667  UNI2-AS, ES
  8151        5786       11591  UNINET, MX
 11492        3555        4693  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2708        3588  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2257       12627  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)
----------------------------------------------

   1:2286      2:1559      3:547       4:9         5:4506      6:165    
   7:6         8:1551      9:1        11:172      12:1388     13:357    
  14:2484     15:334      16:270      17:360      18:906      20:449    
  21:4        22:188      23:7232     24:2734     25:2        27:2687   
  29:19       31:3047     32:37       34:69       35:180      36:2398   
  37:4513     38:9044     39:882      40:151      41:4145     42:1962   
  43:2508     44:343      45:18056    46:4954     47:292      49:1999   
  50:1866     51:586      52:1571     54:307      55:1031     56:8      
  57:237      58:2204     59:1180     60:1160     61:2776     62:2920   
  63:1833     64:5416     65:2089     66:4650     67:3016     68:1259   
  69:3988     70:1155     71:609      72:2871     74:2784     75:1635   
  76:632      77:2594     78:1845     79:1709     80:2214     81:2036   
  82:1839     83:1417     84:1799     85:3267     86:982      87:2168   
  88:1272     89:4327     90:755      91:8316     92:2762     93:2839   
  94:3835     95:4171     96:1268     97:311      98:1032     99:733    
 100:71      101:1123    102:3492    103:32225   104:4552    105:754    
 106:1012    107:2625    108:1187    109:4068    110:2221    111:3281   
 112:2035    113:1780    114:1929    115:2156    116:2022    117:2721   
 118:2872    119:1940    120:1868    121:1359    122:2728    123:2177   
 124:1546    125:2851    126:62      128:1604    129:948     130:1261   
 131:1878    132:804     133:450     134:1514    135:322     136:1338   
 137:1288    138:2899    139:1552    140:1517    141:1460    142:1821   
 143:1597    144:1024    145:467     146:2132    147:2042    148:2585   
 149:2851    150:1196    151:1613    152:2119    153:565     154:7844   
 155:1593    156:3325    157:1880    158:1252    159:2439    160:3471   
 161:1773    162:3640    163:1784    164:1688    165:2160    166:1341   
 167:1865    168:4091    169:797     170:5064    171:1003    172:4030   
 173:3174    174:919     175:1267    176:3576    177:4870    178:3727   
 179:2224    180:2540    181:3970    182:3352    183:2065    184:2276   
 185:21371   186:5061    187:4238    188:4233    189:4115    190:9593   
 191:1535    192:11244   193:9330    194:7676    195:5415    196:3245   
 197:3484    198:6130    199:8258    200:8056    201:6293    202:10322  
 203:10546   204:4582    205:3691    206:4669    207:3607    208:4197   
 209:5145    210:4548    211:2511    212:4511    213:3754    214:1047   
 215:48      216:6588    217:3085    218:1332    219:373     220:2103   
 221:1049    222:715     223:2302   

End of report


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