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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jan 26 18:45:45 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sun 26 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:                              990689
    Prefixes after maximum aggregation (per Origin AS):          371433
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      473021
    Number of IPv4 prefixes with a valid ROA:                    535735
    Number of IPv4 prefixes with an invalid ROA:                    783
    Number of IPv4 prefixes with no ROA:                         454171
Total ASes present in the Internet Routing Table:                 76509
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65778
Origin ASes announcing only one prefix:                           26496
Transit ASes present in the Internet Routing Table:               10731
Transit-only ASes present in the Internet Routing Table:            517
Paths with bogon ASNs present in the IPv4 Routing Table:             41
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                     109
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1112
    Number of instances of unregistered ASNs:                      1119
Number of 32-bit ASNs allocated by the RIRs:                      46075
Number of 32-bit ASNs visible in the Routing Table:               37701
Prefixes from 32-bit ASNs in the Routing Table:                  204238
Number of bogon 32-bit ASNs visible in the Routing Table:            42
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            534
Number of addresses announced to Internet:                   3115880960
    Equivalent to 185 /8s, 184 /16s and 146 /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:      326636

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

Prefixes being announced by APNIC Region ASes:                   256700
    Total APNIC prefixes after maximum aggregation:               76176
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248364
    Unique aggregates announced from the APNIC address blocks:   102569
APNIC Region origin ASes present in the Internet Routing Table:   14435
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4417
APNIC Region transit ASes present in the Internet Routing Table:   1904
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                         42
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9959
Number of APNIC addresses announced to Internet:              755196672
    Equivalent to 45 /8s, 3 /16s and 99 /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:                    289586
    Total ARIN prefixes after maximum aggregation:               126986
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           291295
    Unique aggregates announced from the ARIN address blocks:    134423
ARIN Region origin ASes present in the Internet Routing Table:    19192
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7024
ARIN Region transit ASes present in the Internet Routing Table:    1934
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:    5117
Number of ARIN addresses announced to Internet:              1345060096
    Equivalent to 80 /8s, 43 /16s and 253 /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:                    274377
    Total RIPE prefixes after maximum aggregation:               131722
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271340
    Unique aggregates announced from the RIPE address blocks:    171359
RIPE Region origin ASes present in the Internet Routing Table:    28871
    RIPE Prefixes per ASN:                                         9.40
RIPE Region origin ASes announcing only one prefix:               12054
RIPE Region transit ASes present in the Internet Routing Table:    3894
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:   12229
Number of RIPE addresses announced to Internet:               733351936
    Equivalent to 43 /8s, 182 /16s and 16 /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:                  132294
    Total LACNIC prefixes after maximum aggregation:              29071
    LACNIC Deaggregation factor:                                   4.55
Prefixes being announced from the LACNIC address blocks:         129445
    Unique aggregates announced from the LACNIC address blocks:   48806
LACNIC Region origin ASes present in the Internet Routing Table:  11194
    LACNIC Prefixes per ASN:                                      11.56
LACNIC Region origin ASes announcing only one prefix:              2341
LACNIC Region transit ASes present in the Internet Routing Table:  2473
Average LACNIC Region AS path length visible:                       7.7
    Max LACNIC Region AS path length visible:                       109
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9126
Number of LACNIC addresses announced to Internet:             177407232
    Equivalent to 10 /8s, 147 /16s and 5 /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:                  36620
    Total AfriNIC prefixes after maximum aggregation:              6784
    AfriNIC Deaggregation factor:                                  5.40
Prefixes being announced from the AfriNIC address blocks:         49711
    Unique aggregates announced from the AfriNIC address blocks:  15435
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     26.03
AfriNIC Region origin ASes announcing only one prefix:              660
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1270
Number of AfriNIC addresses announced to Internet:            104601344
    Equivalent to 6 /8s, 60 /16s and 23 /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       10335       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6196        843     657  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4193        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4164        528     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3677       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3255       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2829        850     546  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        434     190  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       12622      38871    3717  AMAZON-02, US
   174        6057       8759     880  COGENT-174, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      80  SHAW, CA
 22773        3384       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        2964       1275    2183  AKAMAI-AS, US
396982        2907       3657     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2572        358     278  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        7725       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3976       3395     127  AKAMAI-ASN1, NL
  9009        3768        323    1911  M247, RO
 12389        2984       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     579  TELLCOM-AS, TR
212238        1904        136    1404  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1497         99     750  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       11695       3206     599  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2512        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1338       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1155        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1137        374     163  Axtel, S.A.B. de C.V., MX
 28202        1128         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1109        371      22  Telefonica del Peru S.A.A., PE

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        1682        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1546         97     106  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 20011        1288        199     339  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1018        523      45  Vodafone-, EG
 37069         839       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         546         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       12622      38871    3717  AMAZON-02, US
  8151       11695       3206     599  UNINET, MX
  9808       10335       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7725       1711     144  UNI2-AS, ES
  7545        6196        843     657  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6057       8759     880  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4193        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       11695        11096  UNINET, MX
  9808       10335        10248  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7725         7581  UNI2-AS, ES
  7545        6196         5539  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6057         5177  COGENT-174, US
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4193         4170  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
  9498        4164         3890  BBIL-AP BHARTI Airtel Ltd., IN

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
23.132.192.0/24      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/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      /12:309     
/13:589     /14:1232    /15:2192    /16:14024   /17:8334    /18:13879   
/19:24774   /20:44430   /21:52701   /22:113304  /23:104705  /24:610049  
/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        6686        7725  UNI2-AS, ES
  8151        5876       11695  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2519        3384  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2249       12622  AMAZON-02, US
 30036        2233        2572  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2179        3539  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)
----------------------------------------------

   1:2299      2:1538      3:565       4:9         5:4846      6:164    
   7:6         8:1547      9:1        11:172      12:1384     13:348    
  14:2495     15:339      16:270      17:360      18:906      20:457    
  21:4        22:188      23:7281     24:2776     25:2        27:2739   
  29:19       31:3141     32:46       34:74       35:184      36:2412   
  37:4577     38:10388    39:896      40:155      41:4410     42:1922   
  43:2548     44:348      45:18953    46:4989     47:293      49:1992   
  50:1871     51:589      52:1573     54:307      55:1086     56:9      
  57:246      58:2213     59:1187     60:1161     61:2889     62:3007   
  63:1842     64:5529     65:2217     66:4697     67:3054     68:1169   
  69:4061     70:1104     71:612      72:2929     74:2803     75:1641   
  76:629      77:2724     78:1860     79:1729     80:2230     81:2076   
  82:2033     83:1426     84:1806     85:3295     86:998      87:2436   
  88:1295     89:4376     90:756      91:8418     92:2789     93:2914   
  94:3865     95:4184     96:1290     97:308      98:988      99:737    
 100:71      101:1380    102:3993    103:32433   104:4653    105:1122   
 106:1013    107:2603    108:1192    109:4111    110:2220    111:3363   
 112:2052    113:1791    114:1946    115:2238    116:2041    117:2745   
 118:2773    119:1965    120:1873    121:1353    122:2752    123:2176   
 124:1596    125:2863    126:93      128:1613    129:1025    130:1288   
 131:1925    132:815     133:451     134:1513    135:369     136:1342   
 137:1105    138:3059    139:1589    140:1541    141:1483    142:1846   
 143:1626    144:1036    145:472     146:2143    147:2054    148:2588   
 149:2924    150:1207    151:1625    152:2106    153:574     154:8230   
 155:1561    156:3473    157:1872    158:1252    159:2419    160:3590   
 161:1840    162:3661    163:1800    164:1715    165:2190    166:1336   
 167:1894    168:4257    169:797     170:5276    171:1001    172:4135   
 173:3224    174:917     175:1292    176:3638    177:5583    178:3836   
 179:2378    180:2584    181:4103    182:3369    183:2027    184:2274   
 185:21618   186:5490    187:4726    188:4272    189:4319    190:9806   
 191:1976    192:11259   193:9395    194:7781    195:5564    196:3507   
 197:3652    198:6094    199:8317    200:8459    201:6427    202:10452  
 203:10689   204:4550    205:3636    206:4653    207:3501    208:4216   
 209:5152    210:4574    211:2517    212:4558    213:3804    214:1043   
 215:42      216:6648    217:3164    218:1353    219:388     220:2106   
 221:1055    222:715     223:2316   

End of report


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