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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 20 18:47:06 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 20 Jun, 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:                             1005288
    Prefixes after maximum aggregation (per Origin AS):          380519
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482802
    Number of IPv4 prefixes with a valid ROA:                    562456
    Number of IPv4 prefixes with an invalid ROA:                    394
    Number of IPv4 prefixes with no ROA:                         442438
Total ASes present in the Internet Routing Table:                 76914
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           65998
Origin ASes announcing only one prefix:                           26498
Transit ASes present in the Internet Routing Table:               10916
Transit-only ASes present in the Internet Routing Table:            550
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      79
    Max AS path prepend of ASN ( 37447)                              75
Prefixes from unregistered ASNs in the Routing Table:              1164
    Number of instances of unregistered ASNs:                      1198
Number of 32-bit ASNs allocated by the RIRs:                      46692
Number of 32-bit ASNs visible in the Routing Table:               38415
Prefixes from 32-bit ASNs in the Routing Table:                  211082
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            452
Number of addresses announced to Internet:                   3106314496
    Equivalent to 185 /8s, 38 /16s and 153 /24s
    Percentage of available address space announced:               83.9
    Percentage of allocated address space announced:               83.9
    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:      332565

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

Prefixes being announced by APNIC Region ASes:                   260684
    Total APNIC prefixes after maximum aggregation:               77170
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          251970
    Unique aggregates announced from the APNIC address blocks:   104449
APNIC Region origin ASes present in the Internet Routing Table:   14607
    APNIC Prefixes per ASN:                                       17.25
APNIC Region origin ASes announcing only one prefix:               4436
APNIC Region transit ASes present in the Internet Routing Table:   1938
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         79
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10150
Number of APNIC addresses announced to Internet:              748814080
    Equivalent to 44 /8s, 161 /16s and 255 /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, 131072-155961
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:                    293428
    Total ARIN prefixes after maximum aggregation:               131214
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295619
    Unique aggregates announced from the ARIN address blocks:    139478
ARIN Region origin ASes present in the Internet Routing Table:    19205
    ARIN Prefixes per ASN:                                        15.39
ARIN Region origin ASes announcing only one prefix:                7023
ARIN Region transit ASes present in the Internet Routing Table:    1952
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5225
Number of ARIN addresses announced to Internet:              1349683200
    Equivalent to 80 /8s, 114 /16s and 136 /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:                    278522
    Total RIPE prefixes after maximum aggregation:               134967
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           276882
    Unique aggregates announced from the RIPE address blocks:    175970
RIPE Region origin ASes present in the Internet Routing Table:    28975
    RIPE Prefixes per ASN:                                         9.56
RIPE Region origin ASes announcing only one prefix:               12056
RIPE Region transit ASes present in the Internet Routing Table:    3969
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12529
Number of RIPE addresses announced to Internet:               731264000
    Equivalent to 43 /8s, 150 /16s and 52 /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:                  133372
    Total LACNIC prefixes after maximum aggregation:              29601
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         129718
    Unique aggregates announced from the LACNIC address blocks:   48932
LACNIC Region origin ASes present in the Internet Routing Table:  11268
    LACNIC Prefixes per ASN:                                      11.51
LACNIC Region origin ASes announcing only one prefix:              2325
LACNIC Region transit ASes present in the Internet Routing Table:  2502
Average LACNIC Region AS path length visible:                       5.6
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9219
Number of LACNIC addresses announced to Internet:             171295232
    Equivalent to 10 /8s, 53 /16s and 194 /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:                  38118
    Total AfriNIC prefixes after maximum aggregation:              6809
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         50647
    Unique aggregates announced from the AfriNIC address blocks:  13570
AfriNIC Region origin ASes present in the Internet Routing Table:  1928
    AfriNIC Prefixes per ASN:                                     26.27
AfriNIC Region origin ASes announcing only one prefix:              658
AfriNIC Region transit ASes present in the Internet Routing Table:  379
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       78
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1292
Number of AfriNIC addresses announced to Internet:            105046272
    Equivalent to 6 /8s, 66 /16s and 225 /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       11223       8756     101  CHINAMOBILE-CN China Mobile Communication
  7545        6178        846     645  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4408        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4328        534     309  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3698       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3279       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2888        856     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2191        811     178  CMNET-JIANGSU-AP China Mobile communicati
  4755        2175        434     193  TATACOMM-AS TATA Communications formerly 

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       13637      40957    5237  AMAZON-02, US
   174        5378       8743     861  COGENT-174, US
 11492        4780        317     603  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3633       1320      81  SHAW, CA
 22773        3349       3032     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3192       3854     428  GOOGLE-CLOUD-PLATFORM, US
 16625        3088       1297    2254  AKAMAI-AS, US
 36352        2823        230     852  AS-COLOCROSSING, 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        7672       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        4023       3395     125  AKAMAI-ASN1, NL
  9009        3899        358    2099  M247, RO
 12389        3107       2305     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     576  TELLCOM-AS, TR
212238        2312        169    1694  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1423        366      39  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

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       12237       3256     574  UNINET, MX
 10620        3505        481    1017  Telmex Colombia S.A., CO
 13999        2538        537     354  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1371       2436     266  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1208        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1197        371      22  Telefonica del Peru S.A.A., PE
 28202        1100         52       9  MASTER SA, BR
 22884        1064         68     372  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        1820        644      27  RAYA-AS, EG
 24863        1621        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 20011        1296        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1077        523      47  Vodafone-, EG
 36914         575         82       3  KENET-AS, KE
  3741         563        661     320  IS, 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       13637      40957    5237  AMAZON-02, US
  8151       12237       3256     574  UNINET, MX
  9808       11223       8756     101  CHINAMOBILE-CN China Mobile Communication
 12479        7672       1713     148  UNI2-AS, ES
  7545        6178        846     645  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5378       8743     861  COGENT-174, US
 11492        4780        317     603  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4408        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4328        534     309  BBIL-AP BHARTI Airtel Ltd., IN

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       12237        11663  UNINET, MX
  9808       11223        11122  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7672         7524  UNI2-AS, ES
  7545        6178         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5378         4517  COGENT-174, US
 18403        4408         4383  FPT-AS-AP FPT Telecom Company, VN
 11492        4780         4177  CABLEONE, US
  9498        4328         4019  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4023         3898  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
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
    395195  UNALLOCATED  8.38.115.0/24            33132  CROWNCASTLE-AS33132, 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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, 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       /9:14      /10:41      /11:92      /12:300     
/13:584     /14:1214    /15:2172    /16:13913   /17:8318    /18:13698   
/19:24738   /20:44617   /21:52566   /22:113488  /23:106973  /24:622544  
/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        6594        7672  UNI2-AS, ES
  8151        6432       12237  UNINET, MX
 11492        3576        4780  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3430        3633  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2501        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2347       13637  AMAZON-02, US
 30036        2254        2595  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2192        3505  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)
----------------------------------------------

   1:2391      2:1524      3:827       4:10        5:5058      6:162    
   7:6         8:1591      9:1        11:172      12:1346     13:451    
  14:2527     15:363      16:285      17:376      18:918      20:555    
  21:4        22:188      23:7634     24:2959     25:2        27:2780   
  29:19       31:3332     32:43       33:1        34:84       35:253    
  36:3148     37:4609     38:10556    39:906      40:169      41:4502   
  42:1964     43:2628     44:385      45:19351    46:5121     47:319    
  49:1980     50:1889     51:592      52:1565     54:319      55:1083   
  56:11       57:280      58:2215     59:1250     60:1171     61:3012   
  62:3032     63:1810     64:5527     65:2186     66:4734     67:3117   
  68:1131     69:4011     70:1072     71:631      72:2950     74:2823   
  75:1525     76:622      77:2831     78:1893     79:1719     80:2225   
  81:2089     82:3177     83:1445     84:1877     85:3457     86:1084   
  87:2380     88:1326     89:4421     90:771      91:8487     92:2729   
  93:2930     94:4043     95:4402     96:1485     97:311      98:981    
  99:687     100:72      101:1410    102:4298    103:32398   104:5161   
 105:1192    106:1042    107:2663    108:1257    109:4147    110:2224   
 111:3290    112:2129    113:1834    114:1999    115:2175    116:2106   
 117:2532    118:2810    119:1913    120:2054    121:1375    122:2813   
 123:2487    124:1609    125:2872    126:91      128:1609    129:982    
 130:1324    131:2114    132:782     133:451     134:1553    135:392    
 136:1357    137:1129    138:3037    139:1577    140:1619    141:1505   
 142:1932    143:1901    144:1154    145:551     146:2188    147:2110   
 148:2706    149:2980    150:1267    151:1967    152:2101    153:590    
 154:7612    155:1770    156:2857    157:1919    158:1331    159:2492   
 160:3678    161:1901    162:3874    163:2235    164:1863    165:2021   
 166:1493    167:2005    168:4164    169:800     170:5365    171:1008   
 172:4472    173:3365    174:920     175:1299    176:3767    177:5558   
 178:3824    179:2508    180:2669    181:4269    182:3459    183:2166   
 184:2130    185:21746   186:5578    187:4940    188:4284    189:4537   
 190:9864    191:1962    192:11307   193:9516    194:7885    195:5620   
 196:3651    197:3793    198:6119    199:8546    200:8539    201:6509   
 202:10352   203:10732   204:4558    205:3638    206:4502    207:3475   
 208:4295    209:5172    210:4645    211:2535    212:4618    213:3805   
 214:1029    215:48      216:6814    217:3265    218:1371    219:400    
 220:2079    221:1147    222:720     223:2515   

End of report


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