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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 15 18:46:00 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 15 Jan, 2025

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              987228
    Prefixes after maximum aggregation (per Origin AS):          370060
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      469806
    Number of IPv4 prefixes with a valid ROA:                    533074
    Number of IPv4 prefixes with an invalid ROA:                    769
    Number of IPv4 prefixes with no ROA:                         453383
Total ASes present in the Internet Routing Table:                 76477
    Prefixes per ASN:                                             12.91
Origin-only ASes present in the Internet Routing Table:           65720
Origin ASes announcing only one prefix:                           26475
Transit ASes present in the Internet Routing Table:               10757
Transit-only ASes present in the Internet Routing Table:            521
Paths with bogon ASNs present in the IPv4 Routing Table:             38
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                      75
    Max AS path prepend of ASN ( 37447)                              73
Prefixes from unregistered ASNs in the Routing Table:              1103
    Number of instances of unregistered ASNs:                      1110
Number of 32-bit ASNs allocated by the RIRs:                      46056
Number of 32-bit ASNs visible in the Routing Table:               37648
Prefixes from 32-bit ASNs in the Routing Table:                  202686
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            527
Number of addresses announced to Internet:                   3119261696
    Equivalent to 185 /8s, 236 /16s and 40 /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:      324936

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

Prefixes being announced by APNIC Region ASes:                   256301
    Total APNIC prefixes after maximum aggregation:               75959
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248065
    Unique aggregates announced from the APNIC address blocks:   102290
APNIC Region origin ASes present in the Internet Routing Table:   14419
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4407
APNIC Region transit ASes present in the Internet Routing Table:   1896
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                         50
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9938
Number of APNIC addresses announced to Internet:              757084928
    Equivalent to 45 /8s, 32 /16s and 51 /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:                    288454
    Total ARIN prefixes after maximum aggregation:               126334
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290479
    Unique aggregates announced from the ARIN address blocks:    132428
ARIN Region origin ASes present in the Internet Routing Table:    19191
    ARIN Prefixes per ASN:                                        15.14
ARIN Region origin ASes announcing only one prefix:                7003
ARIN Region transit ASes present in the Internet Routing Table:    1935
Average ARIN Region AS path length visible:                         6.9
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5107
Number of ARIN addresses announced to Internet:              1346757120
    Equivalent to 80 /8s, 69 /16s and 226 /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:                    273447
    Total RIPE prefixes after maximum aggregation:               131232
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           270272
    Unique aggregates announced from the RIPE address blocks:    170659
RIPE Region origin ASes present in the Internet Routing Table:    28850
    RIPE Prefixes per ASN:                                         9.37
RIPE Region origin ASes announcing only one prefix:               12065
RIPE Region transit ASes present in the Internet Routing Table:    3901
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12210
Number of RIPE addresses announced to Internet:               733071872
    Equivalent to 43 /8s, 177 /16s and 202 /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:                  131526
    Total LACNIC prefixes after maximum aggregation:              29085
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         128752
    Unique aggregates announced from the LACNIC address blocks:   48801
LACNIC Region origin ASes present in the Internet Routing Table:  11190
    LACNIC Prefixes per ASN:                                      11.51
LACNIC Region origin ASes announcing only one prefix:              2345
LACNIC Region transit ASes present in the Internet Routing Table:  2484
Average LACNIC Region AS path length visible:                       7.7
    Max LACNIC Region AS path length visible:                        58
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9120
Number of LACNIC addresses announced to Internet:             177491712
    Equivalent to 10 /8s, 148 /16s and 79 /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:                  36397
    Total AfriNIC prefixes after maximum aggregation:              6757
    AfriNIC Deaggregation factor:                                  5.39
Prefixes being announced from the AfriNIC address blocks:         49133
    Unique aggregates announced from the AfriNIC address blocks:  15199
AfriNIC Region origin ASes present in the Internet Routing Table:  1916
    AfriNIC Prefixes per ASN:                                     25.64
AfriNIC Region origin ASes announcing only one prefix:              655
AfriNIC Region transit ASes present in the Internet Routing Table:  367
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       75
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet:            104593920
    Equivalent to 6 /8s, 59 /16s and 250 /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       10288       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6193        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4351        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4091        524     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3880       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3251       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2822        846     546  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2206        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/RENU/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12577      38896    3299  AMAZON-02, US
   174        6042       8762     884  COGENT-174, US
 11492        4680        311     579  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3383       3033     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        2974       1285    2172  AKAMAI-AS, US
396982        2900       3657     443  GOOGLE-CLOUD-PLATFORM, US
 30036        2579        360     265  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7649       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        3995       3395     125  AKAMAI-ASN1, NL
  9009        3753        322    1902  M247, RO
 12389        2977       2301     888  ROSTELECOM-AS, RU
 34984        2369        361     578  TELLCOM-AS, TR
212238        1893        135    1398  CDNEXT, GB
  8452        1615       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/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11653       3227     604  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2527        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
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1089        276      38  Techtel LMDS Comunicaciones Interactivas 
 22884        1073         98     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

Complete listing at https://bgp.nsrc.org/REN/RENU/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        1541         97     110  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1236        193     304  INTERNET-SOLUTIONS, ZA
 36935        1001        521      42  Vodafone-, EG
 37069         832       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12577      38896    3299  AMAZON-02, US
  8151       11653       3227     604  UNINET, MX
  9808       10288       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7649       1709     143  UNI2-AS, ES
  7545        6193        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6042       8762     884  COGENT-174, US
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4680        311     579  CABLEONE, US
 18403        4351        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11653        11049  UNINET, MX
  9808       10288        10201  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7649         7506  UNI2-AS, ES
  7545        6193         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6042         5158  COGENT-174, US
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4351         4328  FPT-AS-AP FPT Telecom Company, VN
 11492        4680         4101  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
 20940        3995         3870  AKAMAI-ASN1, NL

Complete listing at https://bgp.nsrc.org/REN/RENU/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
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, 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

Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/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:      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

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

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

 /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     /14:1234    /15:2195    /16:14057   /17:8326    /18:13880   
/19:24755   /20:44360   /21:52667   /22:113072  /23:104235  /24:607378  
/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        6613        7649  UNI2-AS, ES
  8151        5820       11653  UNINET, MX
 11492        3548        4680  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2519        3383  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2251       12577  AMAZON-02, US
 30036        2240        2579  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2178        3538  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2294      2:1564      3:547       4:9         5:4796      6:165    
   7:6         8:1553      9:1        11:172      12:1387     13:352    
  14:2487     15:335      16:270      17:360      18:905      20:456    
  21:4        22:188      23:7239     24:2769     25:2        27:2679   
  29:19       31:3099     32:46       34:74       35:182      36:2408   
  37:4528     38:10331    39:881      40:154      41:4390     42:1987   
  43:2533     44:346      45:18849    46:4976     47:292      49:2010   
  50:1869     51:587      52:1572     54:307      55:1026     56:8      
  57:244      58:2215     59:1181     60:1160     61:2886     62:2995   
  63:1846     64:5414     65:2218     66:4696     67:3045     68:1173   
  69:4028     70:1107     71:609      72:2929     74:2805     75:1642   
  76:633      77:2713     78:1855     79:1710     80:2232     81:2072   
  82:1858     83:1415     84:1800     85:3283     86:986      87:2439   
  88:1293     89:4351     90:753      91:8406     92:2754     93:2880   
  94:3849     95:4183     96:1268     97:308      98:982      99:737    
 100:71      101:1373    102:3887    103:32427   104:4593    105:1115   
 106:1011    107:2602    108:1186    109:4102    110:2226    111:3310   
 112:2047    113:1807    114:1940    115:2201    116:2040    117:2743   
 118:2797    119:1965    120:1868    121:1356    122:2753    123:2189   
 124:1590    125:2852    126:61      128:1616    129:1016    130:1279   
 131:1912    132:813     133:450     134:1512    135:371     136:1322   
 137:1104    138:3064    139:1559    140:1503    141:1462    142:1832   
 143:1622    144:1017    145:470     146:2139    147:2039    148:2598   
 149:2893    150:1203    151:1605    152:2133    153:569     154:8088   
 155:1555    156:3379    157:1879    158:1255    159:2435    160:3553   
 161:1828    162:3648    163:1789    164:1714    165:2178    166:1334   
 167:1889    168:4237    169:796     170:5251    171:977     172:4033   
 173:3205    174:916     175:1285    176:3632    177:5524    178:3818   
 179:2339    180:2577    181:4080    182:3362    183:2055    184:2272   
 185:21546   186:5431    187:4615    188:4262    189:4289    190:9793   
 191:1960    192:11234   193:9382    194:7749    195:5519    196:3498   
 197:3635    198:6071    199:8298    200:8578    201:6407    202:10431  
 203:10663   204:4567    205:3653    206:4648    207:3498    208:4219   
 209:5137    210:4608    211:2516    212:4538    213:3783    214:1052   
 215:42      216:6625    217:3149    218:1353    219:384     220:2103   
 221:1053    222:717     223:2307   

End of report


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