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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 27 18:47:12 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 27 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:                             1005829
    Prefixes after maximum aggregation (per Origin AS):          381783
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      484091
    Number of IPv4 prefixes with a valid ROA:                    564012
    Number of IPv4 prefixes with an invalid ROA:                    482
    Number of IPv4 prefixes with no ROA:                         441335
Total ASes present in the Internet Routing Table:                 76950
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           66033
Origin ASes announcing only one prefix:                           26540
Transit ASes present in the Internet Routing Table:               10917
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:              1151
    Number of instances of unregistered ASNs:                      1185
Number of 32-bit ASNs allocated by the RIRs:                      46662
Number of 32-bit ASNs visible in the Routing Table:               38477
Prefixes from 32-bit ASNs in the Routing Table:                  211608
Number of bogon 32-bit ASNs visible in the Routing Table:            94
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            447
Number of addresses announced to Internet:                   3106063104
    Equivalent to 185 /8s, 34 /16s and 195 /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:      331125

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

Prefixes being announced by APNIC Region ASes:                   262038
    Total APNIC prefixes after maximum aggregation:               77572
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          252715
    Unique aggregates announced from the APNIC address blocks:   104494
APNIC Region origin ASes present in the Internet Routing Table:   14636
    APNIC Prefixes per ASN:                                       17.27
APNIC Region origin ASes announcing only one prefix:               4454
APNIC Region transit ASes present in the Internet Routing Table:   1933
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:  10183
Number of APNIC addresses announced to Internet:              748912640
    Equivalent to 44 /8s, 163 /16s and 128 /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:                    293494
    Total ARIN prefixes after maximum aggregation:               131426
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295397
    Unique aggregates announced from the ARIN address blocks:    139715
ARIN Region origin ASes present in the Internet Routing Table:    19209
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7026
ARIN Region transit ASes present in the Internet Routing Table:    1948
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:    5236
Number of ARIN addresses announced to Internet:              1349219584
    Equivalent to 80 /8s, 107 /16s and 117 /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:                    279219
    Total RIPE prefixes after maximum aggregation:               135550
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           277588
    Unique aggregates announced from the RIPE address blocks:    176757
RIPE Region origin ASes present in the Internet Routing Table:    28971
    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:    3966
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:   12536
Number of RIPE addresses announced to Internet:               731327488
    Equivalent to 43 /8s, 151 /16s and 44 /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:                  132157
    Total LACNIC prefixes after maximum aggregation:              29675
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         128470
    Unique aggregates announced from the LACNIC address blocks:   48923
LACNIC Region origin ASes present in the Internet Routing Table:  11280
    LACNIC Prefixes per ASN:                                      11.39
LACNIC Region origin ASes announcing only one prefix:              2338
LACNIC Region transit ASes present in the Internet Routing Table:  2518
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:  9232
Number of LACNIC addresses announced to Internet:             171185920
    Equivalent to 10 /8s, 52 /16s and 23 /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:                  37770
    Total AfriNIC prefixes after maximum aggregation:              6808
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         51212
    Unique aggregates announced from the AfriNIC address blocks:  13803
AfriNIC Region origin ASes present in the Internet Routing Table:  1923
    AfriNIC Prefixes per ASN:                                     26.63
AfriNIC Region origin ASes announcing only one prefix:              670
AfriNIC Region transit ASes present in the Internet Routing Table:  377
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: 1290
Number of AfriNIC addresses announced to Internet:            105166592
    Equivalent to 6 /8s, 68 /16s and 183 /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        6148        841     648  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4363        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4335        534     308  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        2891        856     529  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       13598      40954    5215  AMAZON-02, US
   174        5314       8758     852  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        3226      54767    2477  DNIC-AS-00749, US
396982        3193       3854     430  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        3911        359    2108  M247, RO
 12389        3118       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2401        361     581  TELLCOM-AS, TR
212238        2328        171    1706  CDNEXT, GB
  8452        1618       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1427        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       12265       3256     575  UNINET, MX
 10620        3505        481    1017  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        1620        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        1076        523      47  Vodafone-, EG
 36914         579         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       13598      40954    5215  AMAZON-02, US
  8151       12265       3256     575  UNINET, MX
  9808       11413       8759     112  CHINAMOBILE-CN China Mobile Communication
 12479        7671       1713     148  UNI2-AS, ES
  7545        6148        841     648  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5314       8758     852  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4363        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4335        534     308  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       12265        11690  UNINET, MX
  9808       11413        11301  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7671         7523  UNI2-AS, ES
  7545        6148         5500  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5314         4462  COGENT-174, US
 18403        4363         4338  FPT-AS-AP FPT Telecom Company, VN
 11492        4781         4177  CABLEONE, US
  9498        4335         4027  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    /15:2175    /16:13885   /17:8309    /18:13679   
/19:24729   /20:44581   /21:52629   /22:113470  /23:106871  /24:623239  
/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        6453       12265  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        2345       13598  AMAZON-02, US
 30036        2233        2573  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)
----------------------------------------------

   1:2396      2:1529      3:820       4:10        5:5014      6:161    
   7:6         8:1586      9:1        11:172      12:1343     13:444    
  14:2535     15:365      16:283      17:378      18:920      20:560    
  21:4        22:188      23:7663     24:2781     25:2        27:2787   
  29:19       31:3343     32:43       33:1        34:84       35:255    
  36:3184     37:4601     38:10546    39:906      40:206      41:4484   
  42:1897     43:2662     44:381      45:19407    46:5135     47:323    
  49:1959     50:1885     51:593      52:1557     54:324      55:1104   
  56:11       57:281      58:2208     59:1254     60:1172     61:3013   
  62:3021     63:1806     64:5539     65:2188     66:4765     67:3119   
  68:1096     69:4012     70:1054     71:630      72:2942     74:2819   
  75:1526     76:607      77:2861     78:1897     79:1728     80:2225   
  81:2091     82:3184     83:1456     84:1882     85:3454     86:1091   
  87:2390     88:1330     89:4416     90:777      91:8469     92:2745   
  93:2941     94:4054     95:4422     96:1488     97:310      98:959    
  99:688     100:72      101:1408    102:4164    103:32436   104:5229   
 105:1192    106:975     107:2653    108:1262    109:4158    110:2233   
 111:3288    112:2143    113:1864    114:2005    115:2219    116:2109   
 117:2538    118:2855    119:1912    120:2085    121:1378    122:2812   
 123:2509    124:1610    125:2876    126:91      128:1608    129:981    
 130:1322    131:2128    132:784     133:451     134:1564    135:395    
 136:1357    137:1135    138:2984    139:1579    140:1622    141:1513   
 142:1941    143:1974    144:1162    145:565     146:2187    147:2114   
 148:2719    149:2993    150:1275    151:2107    152:2098    153:590    
 154:8131    155:1781    156:3149    157:1922    158:1336    159:2498   
 160:3687    161:1903    162:3890    163:2242    164:1884    165:2060   
 166:1504    167:2019    168:4136    169:792     170:5367    171:1007   
 172:4472    173:3372    174:920     175:1318    176:3760    177:5364   
 178:3974    179:2468    180:2672    181:4242    182:3463    183:2185   
 184:2125    185:21799   186:5518    187:4842    188:4281    189:4518   
 190:9824    191:1616    192:11315   193:9516    194:7889    195:5623   
 196:3630    197:3721    198:6118    199:8567    200:8509    201:6494   
 202:10387   203:10725   204:4578    205:3617    206:4485    207:3482   
 208:4286    209:5166    210:4647    211:2537    212:4608    213:3830   
 214:1014    215:45      216:6805    217:3275    218:1378    219:401    
 220:2132    221:1156    222:720     223:2550   

End of report


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