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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 9 21:13:43 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Thu 09 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:                              971238
    Prefixes after maximum aggregation (per Origin AS):          369870
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      470109
    Number of IPv4 prefixes with a valid ROA:                    523854
    Number of IPv4 prefixes with an invalid ROA:                    138
    Number of IPv4 prefixes with no ROA:                         447246
Total ASes present in the Internet Routing Table:                 76434
    Prefixes per ASN:                                             12.71
Origin-only ASes present in the Internet Routing Table:           65499
Origin ASes announcing only one prefix:                           26844
Transit ASes present in the Internet Routing Table:               10935
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:                                      39
    Max AS path prepend of ASN ( 37447)                              36
Prefixes from unregistered ASNs in the Routing Table:              1073
    Number of instances of unregistered ASNs:                      1079
Number of 32-bit ASNs allocated by the RIRs:                      45996
Number of 32-bit ASNs visible in the Routing Table:               37585
Prefixes from 32-bit ASNs in the Routing Table:                  197118
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:                   3119624960
    Equivalent to 185 /8s, 241 /16s and 179 /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:      317349

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

Prefixes being announced by APNIC Region ASes:                   255032
    Total APNIC prefixes after maximum aggregation:               76189
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246264
    Unique aggregates announced from the APNIC address blocks:   102289
APNIC Region origin ASes present in the Internet Routing Table:   14429
    APNIC Prefixes per ASN:                                       17.07
APNIC Region origin ASes announcing only one prefix:               4433
APNIC Region transit ASes present in the Internet Routing Table:   1926
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9921
Number of APNIC addresses announced to Internet:              756989696
    Equivalent to 45 /8s, 30 /16s and 191 /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:                    286759
    Total ARIN prefixes after maximum aggregation:               126607
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288325
    Unique aggregates announced from the ARIN address blocks:    132460
ARIN Region origin ASes present in the Internet Routing Table:    19191
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                6992
ARIN Region transit ASes present in the Internet Routing Table:    1991
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:    5108
Number of ARIN addresses announced to Internet:              1347471872
    Equivalent to 80 /8s, 80 /16s and 202 /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:                    270209
    Total RIPE prefixes after maximum aggregation:               130828
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           267172
    Unique aggregates announced from the RIPE address blocks:    170284
RIPE Region origin ASes present in the Internet Routing Table:    28798
    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:    3962
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12175
Number of RIPE addresses announced to Internet:               732920320
    Equivalent to 43 /8s, 175 /16s and 122 /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:                  123714
    Total LACNIC prefixes after maximum aggregation:              29000
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121120
    Unique aggregates announced from the LACNIC address blocks:   48853
LACNIC Region origin ASes present in the Internet Routing Table:  11189
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              2655
LACNIC Region transit ASes present in the Internet Routing Table:  2494
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:  9116
Number of LACNIC addresses announced to Internet:             177464320
    Equivalent to 10 /8s, 147 /16s and 228 /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:                  34451
    Total AfriNIC prefixes after maximum aggregation:              6569
    AfriNIC Deaggregation factor:                                  5.24
Prefixes being announced from the AfriNIC address blocks:         47848
    Unique aggregates announced from the AfriNIC address blocks:  15793
AfriNIC Region origin ASes present in the Internet Routing Table:  1909
    AfriNIC Prefixes per ASN:                                     25.06
AfriNIC Region origin ASes announcing only one prefix:              694
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:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1265
Number of AfriNIC addresses announced to Internet:            104517120
    Equivalent to 6 /8s, 58 /16s and 206 /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       10252       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6196        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4312        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4068        524     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3917       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        2816        845     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        434     189  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       12608      38848    3298  AMAZON-02, US
 11492        4692        312     552  CABLEONE, US
   174        4220       8762     878  COGENT-174, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3586       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
 16625        3005       1296    2175  AKAMAI-AS, US
396982        2894       3656     440  GOOGLE-CLOUD-PLATFORM, US
  7018        2804      23312    1900  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        4024       3395     126  AKAMAI-ASN1, NL
  9009        3763        323    1905  M247, RO
 12389        2964       2299     885  ROSTELECOM-AS, RU
 34984        2371        360     576  TELLCOM-AS, TR
212238        1863        134    1371  CDNEXT, GB
  8452        1628       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       11588       3227     604  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2532        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        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        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1136        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1111        371      22  Telefonica del Peru S.A.A., PE
 22884        1071         97     372  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        1571         99      65  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         557       1861      35  IAM-AS, MA
 36914         545         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       12608      38848    3298  AMAZON-02, US
  8151       11588       3227     604  UNINET, MX
  9808       10252       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7667       1709     143  UNI2-AS, ES
  7545        6196        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     552  CABLEONE, US
 18403        4312        347      23  FPT-AS-AP FPT Telecom Company, VN
   174        4220       8762     878  COGENT-174, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, 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       11588        10984  UNINET, MX
  9808       10252        10165  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7667         7524  UNI2-AS, ES
  7545        6196         5532  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4312         4289  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4140  CABLEONE, US
  7155        4169         4084  VIASAT-SP-BACKBONE, US
 20940        4024         3898  AKAMAI-ASN1, NL
  7552        3917         3892  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     
/13:593     /14:1229    /15:2176    /16:13982   /17:8266    /18:13721   
/19:24600   /20:43765   /21:51906   /22:111922  /23:100395  /24:598204  
/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        5783       11588  UNINET, MX
 11492        3555        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2706        3586  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2253       12608  AMAZON-02, US
 30036        2239        2580  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)
----------------------------------------------

   1:2287      2:1560      3:540       4:9         5:4503      6:161    
   7:6         8:1548      9:1        11:172      12:1389     13:357    
  14:2483     15:334      16:270      17:360      18:906      20:447    
  21:4        22:188      23:7237     24:2728     25:2        27:2686   
  29:19       31:3036     32:37       34:69       35:179      36:2396   
  37:4509     38:9090     39:882      40:152      41:4155     42:1975   
  43:2500     44:342      45:18289    46:4957     47:292      49:2000   
  50:1868     51:586      52:1571     54:307      55:1030     56:8      
  57:237      58:2202     59:1180     60:1160     61:2778     62:2915   
  63:1834     64:5423     65:2093     66:4658     67:3023     68:1272   
  69:3992     70:1155     71:606      72:2870     74:2783     75:1636   
  76:632      77:2591     78:1847     79:1701     80:2212     81:2035   
  82:1827     83:1411     84:1801     85:3259     86:984      87:2158   
  88:1271     89:4331     90:755      91:8312     92:2758     93:2839   
  94:3835     95:4172     96:1266     97:312      98:1046     99:731    
 100:71      101:1124    102:3751    103:32236   104:4552    105:749    
 106:1012    107:2623    108:1187    109:4067    110:2222    111:3286   
 112:2035    113:1786    114:1929    115:2150    116:2021    117:2731   
 118:2874    119:1942    120:1869    121:1359    122:2727    123:2176   
 124:1548    125:2847    126:62      128:1601    129:949     130:1260   
 131:1867    132:816     133:450     134:1507    135:323     136:1336   
 137:1288    138:2910    139:1552    140:1529    141:1457    142:1826   
 143:1597    144:1024    145:468     146:2129    147:2044    148:2591   
 149:2852    150:1194    151:1594    152:2116    153:567     154:8244   
 155:1590    156:3666    157:1873    158:1251    159:2439    160:3464   
 161:1776    162:3624    163:1783    164:1681    165:2158    166:1346   
 167:1863    168:4110    169:797     170:5063    171:1003    172:4029   
 173:3172    174:920     175:1269    176:3572    177:4992    178:3724   
 179:2243    180:2541    181:3961    182:3352    183:2066    184:2275   
 185:21362   186:5087    187:4328    188:4222    189:4137    190:9581   
 191:1549    192:11236   193:9326    194:7682    195:5415    196:3244   
 197:3504    198:6122    199:8270    200:8083    201:6312    202:10355  
 203:10536   204:4593    205:3693    206:4669    207:3607    208:4206   
 209:5139    210:4549    211:2509    212:4511    213:3764    214:1052   
 215:48      216:6590    217:3087    218:1332    219:373     220:2103   
 221:1053    222:715     223:2300   

End of report


More information about the ren-bgp-stats-all mailing list