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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 13 00:42:56 UTC 2025


IPv4 R&E Routing Table Report   00:37 GMT Mon 13 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:                              987722
    Prefixes after maximum aggregation (per Origin AS):          370008
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      469732
    Number of IPv4 prefixes with a valid ROA:                    532693
    Number of IPv4 prefixes with an invalid ROA:                    941
    Number of IPv4 prefixes with no ROA:                         454088
Total ASes present in the Internet Routing Table:                 76453
    Prefixes per ASN:                                             12.92
Origin-only ASes present in the Internet Routing Table:           65702
Origin ASes announcing only one prefix:                           26463
Transit ASes present in the Internet Routing Table:               10751
Transit-only ASes present in the Internet Routing Table:            520
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:                                      75
    Max AS path prepend of ASN ( 37447)                              73
Prefixes from unregistered ASNs in the Routing Table:              1098
    Number of instances of unregistered ASNs:                      1105
Number of 32-bit ASNs allocated by the RIRs:                      46033
Number of 32-bit ASNs visible in the Routing Table:               37615
Prefixes from 32-bit ASNs in the Routing Table:                  202714
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:            522
Number of addresses announced to Internet:                   3119742976
    Equivalent to 185 /8s, 243 /16s and 128 /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:      325219

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

Prefixes being announced by APNIC Region ASes:                   256260
    Total APNIC prefixes after maximum aggregation:               75972
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248058
    Unique aggregates announced from the APNIC address blocks:   102284
APNIC Region origin ASes present in the Internet Routing Table:   14425
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4414
APNIC Region transit ASes present in the Internet Routing Table:   1894
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:   9937
Number of APNIC addresses announced to Internet:              757198592
    Equivalent to 45 /8s, 33 /16s and 239 /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:                    288953
    Total ARIN prefixes after maximum aggregation:               126462
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290891
    Unique aggregates announced from the ARIN address blocks:    132488
ARIN Region origin ASes present in the Internet Routing Table:    19185
    ARIN Prefixes per ASN:                                        15.16
ARIN Region origin ASes announcing only one prefix:                6995
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:    5104
Number of ARIN addresses announced to Internet:              1347217152
    Equivalent to 80 /8s, 76 /16s and 231 /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:                    273238
    Total RIPE prefixes after maximum aggregation:               131060
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           270197
    Unique aggregates announced from the RIPE address blocks:    170490
RIPE Region origin ASes present in the Internet Routing Table:    28837
    RIPE Prefixes per ASN:                                         9.37
RIPE Region origin ASes announcing only one prefix:               12061
RIPE Region transit ASes present in the Internet Routing Table:    3904
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:   12188
Number of RIPE addresses announced to Internet:               732990464
    Equivalent to 43 /8s, 176 /16s and 140 /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:                  131894
    Total LACNIC prefixes after maximum aggregation:              29087
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129126
    Unique aggregates announced from the LACNIC address blocks:   48815
LACNIC Region origin ASes present in the Internet Routing Table:  11187
    LACNIC Prefixes per ASN:                                      11.54
LACNIC Region origin ASes announcing only one prefix:              2341
LACNIC Region transit ASes present in the Internet Routing Table:  2483
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:  9116
Number of LACNIC addresses announced to Internet:             177490176
    Equivalent to 10 /8s, 148 /16s and 73 /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:                  36279
    Total AfriNIC prefixes after maximum aggregation:              6735
    AfriNIC Deaggregation factor:                                  5.39
Prefixes being announced from the AfriNIC address blocks:         48928
    Unique aggregates announced from the AfriNIC address blocks:  15232
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     25.62
AfriNIC Region origin ASes announcing only one prefix:              652
AfriNIC Region transit ASes present in the Internet Routing Table:  365
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: 1270
Number of AfriNIC addresses announced to Internet:            104585984
    Equivalent to 6 /8s, 59 /16s and 219 /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       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6193        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4378        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4083        524     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3915       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3250       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2822        846     546  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2205        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       12614      38898    3292  AMAZON-02, US
   174        6060       8760     872  COGENT-174, US
 11492        4693        312     549  CABLEONE, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3615       1320      79  SHAW, CA
 22773        3382       3033     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        2982       1288    2180  AKAMAI-AS, US
396982        2894       3656     440  GOOGLE-CLOUD-PLATFORM, US
  7018        2741      23260    1866  ATT-INTERNET4, 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        7667       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        3989       3395     127  AKAMAI-ASN1, NL
  9009        3770        323    1907  M247, RO
 12389        2966       2300     887  ROSTELECOM-AS, RU
 34984        2370        360     575  TELLCOM-AS, TR
212238        1888        135    1395  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1577       1852      14  TE-AS TE-AS, EG
 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       11638       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        1332       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1111        371      22  Telefonica del Peru S.A.A., PE
 11664        1077        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        1671        593      29  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1578        100      96  ORANGE-COTE-IVOIRE, CI
 36992        1404       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         557       1861      35  IAM-AS, MA
 37457         537        316      32  Telkom-Internet, ZA

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       12614      38898    3292  AMAZON-02, US
  8151       11638       3227     604  UNINET, MX
  9808       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7667       1709     143  UNI2-AS, ES
  7545        6193        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6060       8760     872  COGENT-174, US
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4693        312     549  CABLEONE, US
 18403        4378        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4169        287      85  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       11638        11034  UNINET, MX
  9808       10232        10145  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7667         7524  UNI2-AS, ES
  7545        6193         5532  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6060         5188  COGENT-174, US
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4378         4355  FPT-AS-AP FPT Telecom Company, VN
 11492        4693         4144  CABLEONE, US
  7155        4169         4084  VIASAT-SP-BACKBONE, US
  7552        3915         3890  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
23.132.192.0/24      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      /12:311     
/13:592     /14:1233    /15:2196    /16:14054   /17:8325    /18:13877   
/19:24789   /20:44374   /21:52651   /22:113093  /23:104426  /24:607634  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        6632        7667  UNI2-AS, ES
  8151        5804       11638  UNINET, MX
 11492        3555        4693  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3615  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2518        3382  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2252       12614  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)
----------------------------------------------

   1:2292      2:1558      3:547       4:9         5:4806      6:165    
   7:6         8:1553      9:1        11:172      12:1388     13:357    
  14:2486     15:334      16:270      17:359      18:906      20:456    
  21:4        22:188      23:7215     24:2771     25:2        27:2685   
  29:19       31:3096     32:46       34:73       35:177      36:2407   
  37:4541     38:10344    39:883      40:155      41:4393     42:2012   
  43:2531     44:348      45:18842    46:4974     47:292      49:2010   
  50:1870     51:587      52:1572     54:307      55:1031     56:8      
  57:245      58:2205     59:1185     60:1161     61:2884     62:2993   
  63:1844     64:5422     65:2223     66:4708     67:3054     68:1228   
  69:4021     70:1107     71:609      72:2927     74:2805     75:1637   
  76:633      77:2709     78:1853     79:1711     80:2239     81:2058   
  82:1840     83:1417     84:1813     85:3288     86:983      87:2421   
  88:1292     89:4348     90:756      91:8410     92:2764     93:2856   
  94:3854     95:4183     96:1269     97:311      98:1008     99:733    
 100:71      101:1371    102:3872    103:32417   104:4559    105:1114   
 106:1011    107:2602    108:1185    109:4104    110:2224    111:3307   
 112:2044    113:1806    114:1939    115:2211    116:2040    117:2734   
 118:2804    119:1968    120:1871    121:1357    122:2752    123:2188   
 124:1589    125:2859    126:62      128:1615    129:1016    130:1278   
 131:1922    132:810     133:450     134:1513    135:370     136:1350   
 137:1115    138:3069    139:1559    140:1531    141:1469    142:1831   
 143:1627    144:1024    145:471     146:2134    147:2033    148:2601   
 149:2917    150:1200    151:1612    152:2134    153:569     154:8122   
 155:1601    156:3393    157:1888    158:1254    159:2437    160:3534   
 161:1819    162:3648    163:1792    164:1716    165:2178    166:1340   
 167:1885    168:4253    169:799     170:5240    171:1000    172:4030   
 173:3198    174:915     175:1283    176:3615    177:5549    178:3812   
 179:2341    180:2577    181:4117    182:3351    183:2056    184:2273   
 185:21549   186:5413    187:4619    188:4272    189:4290    190:9810   
 191:1977    192:11233   193:9350    194:7733    195:5511    196:3476   
 197:3619    198:6060    199:8294    200:8588    201:6414    202:10439  
 203:10637   204:4582    205:3665    206:4647    207:3495    208:4219   
 209:5137    210:4606    211:2517    212:4547    213:3794    214:1052   
 215:48      216:6635    217:3140    218:1350    219:384     220:2104   
 221:1051    222:717     223:2308   

End of report


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