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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 14 18:46:43 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 14 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:                              987497
    Prefixes after maximum aggregation (per Origin AS):          369880
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      469814
    Number of IPv4 prefixes with a valid ROA:                    533436
    Number of IPv4 prefixes with an invalid ROA:                    756
    Number of IPv4 prefixes with no ROA:                         453305
Total ASes present in the Internet Routing Table:                 76455
    Prefixes per ASN:                                             12.92
Origin-only ASes present in the Internet Routing Table:           65697
Origin ASes announcing only one prefix:                           26466
Transit ASes present in the Internet Routing Table:               10758
Transit-only ASes present in the Internet Routing Table:            519
Paths with bogon ASNs present in the IPv4 Routing Table:             30
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                     207
    Max AS path prepend of ASN (153261)                             200
Prefixes from unregistered ASNs in the Routing Table:              1095
    Number of instances of unregistered ASNs:                      1102
Number of 32-bit ASNs allocated by the RIRs:                      46038
Number of 32-bit ASNs visible in the Routing Table:               37628
Prefixes from 32-bit ASNs in the Routing Table:                  202831
Number of bogon 32-bit ASNs visible in the Routing Table:            29
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            523
Number of addresses announced to Internet:                   3119167232
    Equivalent to 185 /8s, 234 /16s and 183 /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:      325006

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

Prefixes being announced by APNIC Region ASes:                   256269
    Total APNIC prefixes after maximum aggregation:               75951
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248068
    Unique aggregates announced from the APNIC address blocks:   102342
APNIC Region origin ASes present in the Internet Routing Table:   14422
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4411
APNIC Region transit ASes present in the Internet Routing Table:   1897
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                        207
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9937
Number of APNIC addresses announced to Internet:              757036800
    Equivalent to 45 /8s, 31 /16s and 119 /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:                    288511
    Total ARIN prefixes after maximum aggregation:               126271
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290544
    Unique aggregates announced from the ARIN address blocks:    132452
ARIN Region origin ASes present in the Internet Routing Table:    19182
    ARIN Prefixes per ASN:                                        15.15
ARIN Region origin ASes announcing only one prefix:                6999
ARIN Region transit ASes present in the Internet Routing Table:    1930
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:    5105
Number of ARIN addresses announced to Internet:              1346831872
    Equivalent to 80 /8s, 71 /16s and 6 /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:                    273250
    Total RIPE prefixes after maximum aggregation:               131154
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           270145
    Unique aggregates announced from the RIPE address blocks:    170586
RIPE Region origin ASes present in the Internet Routing Table:    28842
    RIPE Prefixes per ASN:                                         9.37
RIPE Region origin ASes announcing only one prefix:               12062
RIPE Region transit ASes present in the Internet Routing Table:    3899
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:   12198
Number of RIPE addresses announced to Internet:               733058816
    Equivalent to 43 /8s, 177 /16s and 151 /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:                  131890
    Total LACNIC prefixes after maximum aggregation:              29081
    LACNIC Deaggregation factor:                                   4.54
Prefixes being announced from the LACNIC address blocks:         129095
    Unique aggregates announced from the LACNIC address blocks:   48828
LACNIC Region origin ASes present in the Internet Routing Table:  11188
    LACNIC Prefixes per ASN:                                      11.54
LACNIC Region origin ASes announcing only one prefix:              2342
LACNIC Region transit ASes present in the Internet Routing Table:  2495
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:  9115
Number of LACNIC addresses announced to Internet:             177460480
    Equivalent to 10 /8s, 147 /16s and 213 /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:                  36482
    Total AfriNIC prefixes after maximum aggregation:              6734
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         49122
    Unique aggregates announced from the AfriNIC address blocks:  15181
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     25.66
AfriNIC Region origin ASes announcing only one prefix:              652
AfriNIC Region transit ASes present in the Internet Routing Table:  369
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:            104518144
    Equivalent to 6 /8s, 58 /16s and 210 /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        6194        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4368        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4091        524     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3911       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3675       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3249       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       12608      38898    3294  AMAZON-02, US
   174        6043       8762     883  COGENT-174, US
 11492        4692        312     555  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
  6327        3615       1320      79  SHAW, CA
 22773        3383       3033     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        2988       1289    2180  AKAMAI-AS, US
396982        2899       3657     443  GOOGLE-CLOUD-PLATFORM, US
 30036        2572        359     268  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        7659       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        3993       3395     125  AKAMAI-ASN1, NL
  9009        3752        322    1902  M247, RO
 12389        2977       2301     888  ROSTELECOM-AS, RU
 34984        2369        360     575  TELLCOM-AS, TR
212238        1895        135    1400  CDNEXT, GB
  8452        1611       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       11650       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
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1112        371      22  Telefonica del Peru S.A.A., PE
 11664        1083        276      38  Techtel LMDS Comunicaciones Interactivas 

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        1590        100      96  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        1017        523      45  Vodafone-, EG
 37069         832       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         543         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       12608      38898    3294  AMAZON-02, US
  8151       11650       3227     604  UNINET, MX
  9808       10290       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7659       1709     143  UNI2-AS, ES
  7545        6194        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6043       8762     883  COGENT-174, US
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     555  CABLEONE, US
 18403        4368        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       11650        11046  UNINET, MX
  9808       10290        10203  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7659         7516  UNI2-AS, ES
  7545        6194         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6043         5160  COGENT-174, US
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4368         4345  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4137  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
  7552        3911         3886  VIETEL-AS-AP Viettel Group, VN

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    /16:14055   /17:8324    /18:13878   
/19:24760   /20:44346   /21:52641   /22:113130  /23:104325  /24:607540  
/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        5817       11650  UNINET, MX
 11492        3554        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3615  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2519        3383  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2254       12608  AMAZON-02, US
 30036        2233        2572  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)
----------------------------------------------

   1:2291      2:1559      3:547       4:9         5:4798      6:165    
   7:6         8:1551      9:1        11:172      12:1387     13:356    
  14:2487     15:334      16:270      17:359      18:907      20:456    
  21:4        22:188      23:7230     24:2768     25:2        27:2685   
  29:19       31:3098     32:46       34:73       35:179      36:2409   
  37:4540     38:10385    39:881      40:154      41:4378     42:2004   
  43:2526     44:346      45:18855    46:4975     47:292      49:2010   
  50:1872     51:587      52:1572     54:307      55:1015     56:8      
  57:244      58:2214     59:1185     60:1160     61:2886     62:2995   
  63:1845     64:5409     65:2217     66:4703     67:3049     68:1174   
  69:4029     70:1108     71:611      72:2930     74:2806     75:1640   
  76:633      77:2712     78:1856     79:1710     80:2231     81:2070   
  82:1855     83:1418     84:1804     85:3286     86:985      87:2421   
  88:1292     89:4350     90:757      91:8403     92:2764     93:2859   
  94:3855     95:4172     96:1269     97:308      98:979      99:737    
 100:71      101:1373    102:3902    103:32410   104:4589    105:1120   
 106:1011    107:2603    108:1188    109:4098    110:2224    111:3310   
 112:2047    113:1804    114:1940    115:2205    116:2039    117:2742   
 118:2797    119:1966    120:1868    121:1357    122:2753    123:2188   
 124:1589    125:2858    126:61      128:1613    129:1016    130:1282   
 131:1909    132:809     133:450     134:1515    135:371     136:1322   
 137:1105    138:3065    139:1558    140:1512    141:1460    142:1831   
 143:1623    144:1017    145:472     146:2139    147:2036    148:2601   
 149:2908    150:1202    151:1614    152:2134    153:568     154:8066   
 155:1555    156:3386    157:1877    158:1256    159:2435    160:3554   
 161:1823    162:3651    163:1790    164:1715    165:2178    166:1336   
 167:1885    168:4242    169:800     170:5255    171:1000    172:4032   
 173:3200    174:916     175:1285    176:3621    177:5533    178:3821   
 179:2346    180:2577    181:4122    182:3360    183:2057    184:2271   
 185:21541   186:5440    187:4623    188:4262    189:4300    190:9808   
 191:1974    192:11236   193:9382    194:7743    195:5509    196:3503   
 197:3624    198:6079    199:8299    200:8609    201:6387    202:10435  
 203:10641   204:4568    205:3655    206:4648    207:3497    208:4216   
 209:5137    210:4608    211:2516    212:4543    213:3787    214:1051   
 215:42      216:6625    217:3145    218:1353    219:384     220:2105   
 221:1054    222:717     223:2310   

End of report


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