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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 28 18:47:20 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sat 28 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:                             1006608
    Prefixes after maximum aggregation (per Origin AS):          381788
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      484312
    Number of IPv4 prefixes with a valid ROA:                    564366
    Number of IPv4 prefixes with an invalid ROA:                    494
    Number of IPv4 prefixes with no ROA:                         441748
Total ASes present in the Internet Routing Table:                 76959
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           66043
Origin ASes announcing only one prefix:                           26533
Transit ASes present in the Internet Routing Table:               10916
Transit-only ASes present in the Internet Routing Table:            551
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:              1146
    Number of instances of unregistered ASNs:                      1179
Number of 32-bit ASNs allocated by the RIRs:                      46681
Number of 32-bit ASNs visible in the Routing Table:               38479
Prefixes from 32-bit ASNs in the Routing Table:                  211746
Number of bogon 32-bit ASNs visible in the Routing Table:            92
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            450
Number of addresses announced to Internet:                   3106149888
    Equivalent to 185 /8s, 36 /16s and 22 /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:      331521

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

Prefixes being announced by APNIC Region ASes:                   262118
    Total APNIC prefixes after maximum aggregation:               77578
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          252737
    Unique aggregates announced from the APNIC address blocks:   104507
APNIC Region origin ASes present in the Internet Routing Table:   14634
    APNIC Prefixes per ASN:                                       17.27
APNIC Region origin ASes announcing only one prefix:               4446
APNIC Region transit ASes present in the Internet Routing Table:   1931
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:  10180
Number of APNIC addresses announced to Internet:              748894464
    Equivalent to 44 /8s, 163 /16s and 57 /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:                    293630
    Total ARIN prefixes after maximum aggregation:               131390
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295553
    Unique aggregates announced from the ARIN address blocks:    139792
ARIN Region origin ASes present in the Internet Routing Table:    19210
    ARIN Prefixes per ASN:                                        15.39
ARIN Region origin ASes announcing only one prefix:                7031
ARIN Region transit ASes present in the Internet Routing Table:    1956
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5236
Number of ARIN addresses announced to Internet:              1349340416
    Equivalent to 80 /8s, 109 /16s and 77 /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:                    279394
    Total RIPE prefixes after maximum aggregation:               135595
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           277753
    Unique aggregates announced from the RIPE address blocks:    176816
RIPE Region origin ASes present in the Internet Routing Table:    28986
    RIPE Prefixes per ASN:                                         9.58
RIPE Region origin ASes announcing only one prefix:               12052
RIPE Region transit ASes present in the Internet Routing Table:    3964
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:   12546
Number of RIPE addresses announced to Internet:               731266560
    Equivalent to 43 /8s, 150 /16s and 62 /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:                  132379
    Total LACNIC prefixes after maximum aggregation:              29664
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         128679
    Unique aggregates announced from the LACNIC address blocks:   48989
LACNIC Region origin ASes present in the Internet Routing Table:  11279
    LACNIC Prefixes per ASN:                                      11.41
LACNIC Region origin ASes announcing only one prefix:              2339
LACNIC Region transit ASes present in the Internet Routing Table:  2511
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:  9230
Number of LACNIC addresses announced to Internet:             171188480
    Equivalent to 10 /8s, 52 /16s and 33 /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:                  37941
    Total AfriNIC prefixes after maximum aggregation:              6814
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         51436
    Unique aggregates announced from the AfriNIC address blocks:  13806
AfriNIC Region origin ASes present in the Internet Routing Table:  1923
    AfriNIC Prefixes per ASN:                                     26.75
AfriNIC Region origin ASes announcing only one prefix:              665
AfriNIC Region transit ASes present in the Internet Routing Table:  378
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: 1287
Number of AfriNIC addresses announced to Internet:            105208576
    Equivalent to 6 /8s, 69 /16s and 91 /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       11413       8759     112  CHINAMOBILE-CN China Mobile Communication
  7545        6149        841     648  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4352        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4348        535     312  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3286       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2892        857     527  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2286        811     178  CMNET-JIANGSU-AP China Mobile communicati
  4755        2176        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       13624      40951    5234  AMAZON-02, US
   174        5295       8758     851  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3634       1320      82  SHAW, CA
 22773        3349       3032     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3194       3854     431  GOOGLE-CLOUD-PLATFORM, US
 16625        3070       1290    2248  AKAMAI-AS, US
 36352        2833        231     860  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        7671       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        4027       3395     126  AKAMAI-ASN1, NL
  9009        3899        358    2099  M247, RO
 12389        3117       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2401        361     581  TELLCOM-AS, TR
212238        2341        172    1707  CDNEXT, GB
  8452        1618       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1432        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       12266       3256     574  UNINET, MX
 10620        3506        481    1018  Telmex Colombia S.A., CO
 13999        2537        538     355  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1370       2436     266  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1201        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1197        371      22  Telefonica del Peru S.A.A., PE
 22884        1065         68     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1054       2487      55  TIM SA, BR

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        1822        644      27  RAYA-AS, EG
 24863        1622        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1433       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        1076        523      47  Vodafone-, EG
 36914         582         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       13624      40951    5234  AMAZON-02, US
  8151       12266       3256     574  UNINET, MX
  9808       11413       8759     112  CHINAMOBILE-CN China Mobile Communication
 12479        7671       1713     148  UNI2-AS, ES
  7545        6149        841     648  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5295       8758     851  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4352        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4348        535     312  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       12266        11692  UNINET, MX
  9808       11413        11301  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7671         7523  UNI2-AS, ES
  7545        6149         5501  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5295         4444  COGENT-174, US
 18403        4352         4327  FPT-AS-AP FPT Telecom Company, VN
 11492        4781         4177  CABLEONE, US
  9498        4348         4036  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4027         3901  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
23.142.24.0/24       Origin:     62164  HEYMMAN-2, CA
23.142.24.0/24      Transit:     64236  UNREAL-SERVERS, US
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE

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      /12:299     
/13:585     /14:1215    /15:2174    /16:13886   /17:8311    /18:13682   
/19:24731   /20:44580   /21:52642   /22:113490  /23:106934  /24:623916  
/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        7671  UNI2-AS, ES
  8151        6455       12266  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3430        3634  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2502        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2348       13624  AMAZON-02, US
 30036        2259        2600  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2193        3506  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)
----------------------------------------------

   1:2390      2:1535      3:820       4:10        5:5016      6:161    
   7:6         8:1585      9:1        11:172      12:1343     13:445    
  14:2536     15:366      16:285      17:379      18:920      20:561    
  21:4        22:188      23:7665     24:2815     25:2        27:2786   
  29:19       31:3347     32:43       33:1        34:84       35:255    
  36:3185     37:4601     38:10544    39:906      40:206      41:4511   
  42:1895     43:2661     44:380      45:19447    46:5138     47:323    
  49:1959     50:1893     51:593      52:1557     54:324      55:1122   
  56:11       57:280      58:2209     59:1255     60:1172     61:3009   
  62:3021     63:1805     64:5543     65:2190     66:4767     67:3122   
  68:1098     69:4014     70:1054     71:629      72:2942     74:2817   
  75:1526     76:608      77:2861     78:1896     79:1734     80:2225   
  81:2098     82:3185     83:1456     84:1888     85:3458     86:1092   
  87:2389     88:1331     89:4422     90:778      91:8469     92:2743   
  93:2944     94:4064     95:4425     96:1490     97:310      98:959    
  99:688     100:72      101:1409    102:4178    103:32435   104:5231   
 105:1192    106:974     107:2650    108:1259    109:4160    110:2233   
 111:3290    112:2143    113:1861    114:2005    115:2219    116:2109   
 117:2538    118:2861    119:1914    120:2085    121:1378    122:2812   
 123:2510    124:1609    125:2880    126:91      128:1612    129:980    
 130:1348    131:2136    132:782     133:451     134:1562    135:394    
 136:1358    137:1130    138:2993    139:1581    140:1623    141:1513   
 142:1941    143:1973    144:1160    145:565     146:2187    147:2119   
 148:2720    149:2993    150:1276    151:2110    152:2102    153:590    
 154:8168    155:1776    156:3161    157:1924    158:1335    159:2497   
 160:3685    161:1905    162:3889    163:2245    164:1894    165:2061   
 166:1512    167:2018    168:4157    169:797     170:5368    171:1007   
 172:4471    173:3366    174:919     175:1317    176:3766    177:5374   
 178:3977    179:2470    180:2672    181:4264    182:3477    183:2183   
 184:2125    185:21809   186:5520    187:4840    188:4283    189:4519   
 190:9868    191:1617    192:11316   193:9522    194:7891    195:5626   
 196:3662    197:3807    198:6120    199:8561    200:8551    201:6508   
 202:10389   203:10728   204:4583    205:3635    206:4485    207:3486   
 208:4284    209:5170    210:4644    211:2537    212:4603    213:3831   
 214:1016    215:46      216:6807    217:3275    218:1378    219:401    
 220:2133    221:1156    222:720     223:2550   

End of report


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