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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 14 21:13:37 UTC 2025


IPv4 R&E Routing Table Report   21:10 GMT Tue 14 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:                              969850
    Prefixes after maximum aggregation (per Origin AS):          369525
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      469535
    Number of IPv4 prefixes with a valid ROA:                    523207
    Number of IPv4 prefixes with an invalid ROA:                    135
    Number of IPv4 prefixes with no ROA:                         446508
Total ASes present in the Internet Routing Table:                 76443
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65487
Origin ASes announcing only one prefix:                           26836
Transit ASes present in the Internet Routing Table:               10956
Transit-only ASes present in the Internet Routing Table:            531
Paths with bogon ASNs present in the IPv4 Routing Table:             16
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     204
    Max AS path prepend of ASN (153261)                             200
Prefixes from unregistered ASNs in the Routing Table:              1063
    Number of instances of unregistered ASNs:                      1069
Number of 32-bit ASNs allocated by the RIRs:                      46038
Number of 32-bit ASNs visible in the Routing Table:               37614
Prefixes from 32-bit ASNs in the Routing Table:                  197293
Number of bogon 32-bit ASNs visible in the Routing Table:            25
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            503
Number of addresses announced to Internet:                   3118713088
    Equivalent to 185 /8s, 227 /16s and 201 /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:      316691

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

Prefixes being announced by APNIC Region ASes:                   254740
    Total APNIC prefixes after maximum aggregation:               75994
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246466
    Unique aggregates announced from the APNIC address blocks:   102181
APNIC Region origin ASes present in the Internet Routing Table:   14434
    APNIC Prefixes per ASN:                                       17.08
APNIC Region origin ASes announcing only one prefix:               4425
APNIC Region transit ASes present in the Internet Routing Table:   1922
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                        204
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9934
Number of APNIC addresses announced to Internet:              756863232
    Equivalent to 45 /8s, 28 /16s and 209 /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:                    285999
    Total ARIN prefixes after maximum aggregation:               126280
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           287993
    Unique aggregates announced from the ARIN address blocks:    132511
ARIN Region origin ASes present in the Internet Routing Table:    19209
    ARIN Prefixes per ASN:                                        14.99
ARIN Region origin ASes announcing only one prefix:                7007
ARIN Region transit ASes present in the Internet Routing Table:    1989
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:    5114
Number of ARIN addresses announced to Internet:              1346759680
    Equivalent to 80 /8s, 69 /16s and 236 /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:                    270258
    Total RIPE prefixes after maximum aggregation:               130944
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267185
    Unique aggregates announced from the RIPE address blocks:    170362
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:               12060
RIPE Region transit ASes present in the Internet Routing Table:    3961
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:   12191
Number of RIPE addresses announced to Internet:               732908032
    Equivalent to 43 /8s, 175 /16s and 74 /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:                  123494
    Total LACNIC prefixes after maximum aggregation:              28983
    LACNIC Deaggregation factor:                                   4.26
Prefixes being announced from the LACNIC address blocks:         120889
    Unique aggregates announced from the LACNIC address blocks:   48881
LACNIC Region origin ASes present in the Internet Routing Table:  11181
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              2652
LACNIC Region transit ASes present in the Internet Routing Table:  2512
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:  9111
Number of LACNIC addresses announced to Internet:             177480448
    Equivalent to 10 /8s, 148 /16s and 35 /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:                  34296
    Total AfriNIC prefixes after maximum aggregation:              6655
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         46813
    Unique aggregates announced from the AfriNIC address blocks:  15175
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     24.51
AfriNIC Region origin ASes announcing only one prefix:              692
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:            104440832
    Equivalent to 6 /8s, 57 /16s and 164 /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       10290       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6199        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4369        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4083        524     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3911       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3243       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2818        846     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        434     191  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12612      38947    3299  AMAZON-02, US
 11492        4692        312     555  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
   174        4142       8764     890  COGENT-174, US
  6327        3612       1320      81  SHAW, CA
 22773        3589       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        3026       1308    2191  AKAMAI-AS, US
396982        2898       3657     442  GOOGLE-CLOUD-PLATFORM, US
 30036        2586        363     253  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        7659       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4030       3395     126  AKAMAI-ASN1, NL
  9009        3748        322    1900  M247, RO
 12389        2976       2300     887  ROSTELECOM-AS, RU
 34984        2371        360     576  TELLCOM-AS, TR
212238        1895        135    1400  CDNEXT, GB
  8452        1614       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       11612       3227     604  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2533        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1143        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        1672        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1590        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         557       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       12612      38947    3299  AMAZON-02, US
  8151       11612       3227     604  UNINET, MX
  9808       10290       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7659       1709     143  UNI2-AS, ES
  7545        6199        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     555  CABLEONE, US
 18403        4369        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
   174        4142       8764     890  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       11612        11008  UNINET, MX
  9808       10290        10203  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7659         7516  UNI2-AS, ES
  7545        6199         5534  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4369         4346  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4137  CABLEONE, US
  7155        4172         4087  VIASAT-SP-BACKBONE, US
 20940        4030         3904  AKAMAI-ASN1, NL
  7552        3911         3886  VIETEL-AS-AP Viettel Group, VN

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.132.84.0/24       Origin:      7018  ATT-INTERNET4, US
23.132.84.0/24      Transit:      2914  NTT-LTD-2914, US
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:93      /12:311     
/13:591     /14:1229    /15:2175    /16:13992   /17:8267    /18:13703   
/19:24578   /20:43755   /21:51897   /22:111955  /23:100469  /24:596760  
/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        6624        7659  UNI2-AS, ES
  8151        5808       11612  UNINET, MX
 11492        3554        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3612  SHAW, CA
  7155        3120        4172  VIASAT-SP-BACKBONE, US
 22773        2709        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2255       12612  AMAZON-02, US
 30036        2245        2586  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      2:1563      3:547       4:9         5:4502      6:165    
   7:6         8:1549      9:1        11:172      12:1387     13:356    
  14:2487     15:334      16:270      17:361      18:907      20:449    
  21:4        22:188      23:7247     24:2731     25:2        27:2693   
  29:19       31:3067     32:37       34:69       35:182      36:2401   
  37:4510     38:9080     39:880      40:150      41:4157     42:2003   
  43:2513     44:344      45:18070    46:4952     47:292      49:1999   
  50:1866     51:586      52:1570     54:307      55:1015     56:8      
  57:236      58:2208     59:1180     60:1160     61:2782     62:2923   
  63:1834     64:5406     65:2088     66:4645     67:3006     68:1205   
  69:3993     70:1156     71:611      72:2873     74:2787     75:1638   
  76:628      77:2594     78:1846     79:1705     80:2209     81:2044   
  82:1854     83:1419     84:1801     85:3264     86:985      87:2164   
  88:1273     89:4323     90:756      91:8301     92:2752     93:2842   
  94:3836     95:4163     96:1270     97:308      98:1004     99:737    
 100:71      101:1126    102:3505    103:32256   104:4583    105:754    
 106:1012    107:2619    108:1186    109:4055    110:2222    111:3291   
 112:2038    113:1782    114:1930    115:2156    116:2023    117:2735   
 118:2869    119:1940    120:1865    121:1359    122:2731    123:2177   
 124:1546    125:2852    126:61      128:1605    129:947     130:1262   
 131:1858    132:810     133:450     134:1515    135:325     136:1312   
 137:1283    138:2900    139:1564    140:1507    141:1453    142:1821   
 143:1593    144:1018    145:468     146:2134    147:2040    148:2592   
 149:2844    150:1198    151:1616    152:2119    153:565     154:7824   
 155:1541    156:3363    157:1876    158:1255    159:2437    160:3487   
 161:1778    162:3645    163:1786    164:1688    165:2160    166:1336   
 167:1868    168:4093    169:797     170:5063    171:1003    172:4035   
 173:3174    174:920     175:1268    176:3580    177:4879    178:3734   
 179:2216    180:2540    181:3972    182:3362    183:2072    184:2274   
 185:21357   186:5093    187:4255    188:4223    189:4131    190:9590   
 191:1552    192:11245   193:9352    194:7671    195:5411    196:3204   
 197:3490    198:6149    199:8264    200:8174    201:6283    202:10332  
 203:10550   204:4573    205:3610    206:4668    207:3609    208:4205   
 209:5145    210:4550    211:2511    212:4508    213:3740    214:1050   
 215:42      216:6581    217:3082    218:1335    219:373     220:2103   
 221:1053    222:719     223:2304   

End of report


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