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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 9 18:43:50 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 09 Jul, 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:                             1002763
    Prefixes after maximum aggregation (per Origin AS):          382256
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      485386
    Number of IPv4 prefixes with a valid ROA:                    565307
    Number of IPv4 prefixes with an invalid ROA:                    433
    Number of IPv4 prefixes with no ROA:                         437023
Total ASes present in the Internet Routing Table:                 76991
    Prefixes per ASN:                                             13.02
Origin-only ASes present in the Internet Routing Table:           65932
Origin ASes announcing only one prefix:                           26534
Transit ASes present in the Internet Routing Table:               11059
Transit-only ASes present in the Internet Routing Table:            557
Paths with bogon ASNs present in the IPv4 Routing Table:             42
Average AS path length visible in the Internet Routing Table:       5.1
    Max AS path length visible:                                      79
    Max AS path prepend of ASN ( 37447)                              75
Prefixes from unregistered ASNs in the Routing Table:              1166
    Number of instances of unregistered ASNs:                      1213
Number of 32-bit ASNs allocated by the RIRs:                      46764
Number of 32-bit ASNs visible in the Routing Table:               38544
Prefixes from 32-bit ASNs in the Routing Table:                  211365
Number of bogon 32-bit ASNs visible in the Routing Table:           119
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            458
Number of addresses announced to Internet:                   3105686016
    Equivalent to 185 /8s, 29 /16s and 2 /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:      330742

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

Prefixes being announced by APNIC Region ASes:                   262339
    Total APNIC prefixes after maximum aggregation:               77485
    APNIC Deaggregation factor:                                    3.39
Prefixes being announced from the APNIC address blocks:          253196
    Unique aggregates announced from the APNIC address blocks:   104732
APNIC Region origin ASes present in the Internet Routing Table:   14676
    APNIC Prefixes per ASN:                                       17.25
APNIC Region origin ASes announcing only one prefix:               4468
APNIC Region transit ASes present in the Internet Routing Table:   1963
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         79
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10224
Number of APNIC addresses announced to Internet:              749290752
    Equivalent to 44 /8s, 169 /16s and 69 /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:                    293761
    Total ARIN prefixes after maximum aggregation:               131699
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295789
    Unique aggregates announced from the ARIN address blocks:    140449
ARIN Region origin ASes present in the Internet Routing Table:    19200
    ARIN Prefixes per ASN:                                        15.41
ARIN Region origin ASes announcing only one prefix:                7020
ARIN Region transit ASes present in the Internet Routing Table:    1979
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          35
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5241
Number of ARIN addresses announced to Internet:              1349186304
    Equivalent to 80 /8s, 106 /16s and 243 /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:                    279099
    Total RIPE prefixes after maximum aggregation:               135681
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           277699
    Unique aggregates announced from the RIPE address blocks:    176865
RIPE Region origin ASes present in the Internet Routing Table:    28966
    RIPE Prefixes per ASN:                                         9.59
RIPE Region origin ASes announcing only one prefix:               12024
RIPE Region transit ASes present in the Internet Routing Table:    3977
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12552
Number of RIPE addresses announced to Internet:               731315456
    Equivalent to 43 /8s, 150 /16s and 253 /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:                  132353
    Total LACNIC prefixes after maximum aggregation:              29740
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         128592
    Unique aggregates announced from the LACNIC address blocks:   49043
LACNIC Region origin ASes present in the Internet Routing Table:  11279
    LACNIC Prefixes per ASN:                                      11.40
LACNIC Region origin ASes announcing only one prefix:              2342
LACNIC Region transit ASes present in the Internet Routing Table:  2560
Average LACNIC Region AS path length visible:                       5.7
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9233
Number of LACNIC addresses announced to Internet:             171189760
    Equivalent to 10 /8s, 52 /16s and 38 /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:                  34045
    Total AfriNIC prefixes after maximum aggregation:              6881
    AfriNIC Deaggregation factor:                                  4.95
Prefixes being announced from the AfriNIC address blocks:         47029
    Unique aggregates announced from the AfriNIC address blocks:  13886
AfriNIC Region origin ASes present in the Internet Routing Table:  1928
    AfriNIC Prefixes per ASN:                                     24.39
AfriNIC Region origin ASes announcing only one prefix:              680
AfriNIC Region transit ASes present in the Internet Routing Table:  387
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       78
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1294
Number of AfriNIC addresses announced to Internet:            104449024
    Equivalent to 6 /8s, 57 /16s and 196 /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       11760       8759     112  CHINAMOBILE-CN China Mobile Communication
  7545        6142        839     618  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4410        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4358        535     312  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3914       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3701       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3288       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2902        862     519  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2581        811     178  CMNET-JIANGSU-AP China Mobile communicati
  4755        2182        434     192  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       13608      40958    5243  AMAZON-02, US
   174        5324       8771     863  COGENT-174, US
 11492        4787        317     605  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3634       1320      82  SHAW, CA
 22773        3339       3034     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3225      54767    2476  DNIC-AS-00749, US
396982        3193       3854     430  GOOGLE-CLOUD-PLATFORM, US
 16625        3067       1289    2243  AKAMAI-AS, US
  4155        2843        216    1735  USDA-1, 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        7665       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4033       3395     128  AKAMAI-ASN1, NL
  9009        3790        361    2109  M247, RO
 12389        3118       2305     883  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
212238        2352        168    1720  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1549       1852      14  TE-AS TE-AS, EG
  8551        1428        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       12318       3255     575  UNINET, MX
 10620        3509        481    1020  Telmex Colombia S.A., CO
 13999        2531        538     353  Mega Cable, S.A. de C.V., MX
 11830        1986        369      64  Instituto Costarricense de Electricidad y
 28573        1364       2432     273  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1188        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1065         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1023        373     162  Axtel, S.A.B. de C.V., MX

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
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 20011        1296        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935         771        522      45  Vodafone-, EG
 36992         752       1409     238  ETISALAT-MISR, EG
 24835         683        633      33  RAYA-AS, EG
 37069         600       1112      11  MOBINIL, EG
 36914         580         82       3  KENET-AS, KE
  3741         563        661     320  IS, ZA
 15399         548         57      54  WANANCHI-, KE

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13608      40958    5243  AMAZON-02, US
  8151       12318       3255     575  UNINET, MX
  9808       11760       8759     112  CHINAMOBILE-CN China Mobile Communication
 12479        7665       1713     148  UNI2-AS, ES
  7545        6142        839     618  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5324       8771     863  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4787        317     605  CABLEONE, US
 18403        4410        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4358        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       12318        11743  UNINET, MX
  9808       11760        11648  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7665         7517  UNI2-AS, ES
  7545        6142         5524  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5324         4461  COGENT-174, US
 18403        4410         4385  FPT-AS-AP FPT Telecom Company, VN
 11492        4787         4182  CABLEONE, US
  9498        4358         4046  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4033         3905  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
    398074  UNALLOCATED  8.28.115.0/24            32787  PROLEXIC-TECHNOLOGIES-D
    396894  UNALLOCATED  8.28.201.0/24            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     46639  UNALLOCATED  8.38.73.0/24              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
23.140.216.0/24      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
23.147.224.0/24      Origin:     27392  639-DATACENTERS, US
23.147.224.0/24     Transit:      3356  LEVEL3, 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      /12:298     
/13:580     /14:1208    /15:2168    /16:13825   /17:8302    /18:13599   
/19:24627   /20:43901   /21:52352   /22:111677  /23:106644  /24:623419  
/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        6589        7665  UNI2-AS, ES
  8151        6512       12318  UNINET, MX
 11492        3581        4787  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3432        3634  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2492        3339  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2343       13608  AMAZON-02, US
 30036        2262        2603  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2196        3509  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)
----------------------------------------------

   1:2414      2:1528      3:835       4:10        5:5019      6:162    
   7:6         8:1579      9:1        11:172      12:1342     13:444    
  14:2556     15:363      16:285      17:381      18:897      20:563    
  21:4        22:188      23:7729     24:2812     25:2        27:2803   
  29:19       31:3359     32:43       33:1        34:84       35:256    
  36:3499     37:4606     38:10592    39:908      40:236      41:4222   
  42:1913     43:2677     44:376      45:19267    46:5102     47:333    
  49:1923     50:1895     51:592      52:1555     54:321      55:1106   
  56:11       57:282      58:2188     59:1240     60:1174     61:2921   
  62:2958     63:1813     64:5559     65:2188     66:4790     67:3146   
  68:1096     69:4033     70:1047     71:631      72:2947     74:2815   
  75:1523     76:608      77:2850     78:1904     79:1720     80:2206   
  81:2093     82:3159     83:1445     84:1847     85:3458     86:1085   
  87:2396     88:1332     89:4419     90:775      91:8486     92:2756   
  93:2946     94:4073     95:4404     96:1502     97:310      98:958    
  99:695     100:72      101:1427    102:4183    103:32358   104:5229   
 105:1173    106:975     107:2634    108:1267    109:4203    110:2238   
 111:3255    112:2218    113:1860    114:1971    115:2224    116:2103   
 117:2550    118:2915    119:1923    120:2131    121:1328    122:2808   
 123:2436    124:1649    125:2884    126:91      128:1601    129:988    
 130:1315    131:2119    132:778     133:450     134:1584    135:395    
 136:1435    137:1141    138:3000    139:1583    140:1635    141:1517   
 142:1918    143:1989    144:1160    145:560     146:2184    147:2103   
 148:2720    149:2997    150:1239    151:2212    152:2088    153:589    
 154:7877    155:1793    156:3113    157:1932    158:1345    159:2508   
 160:3683    161:1896    162:3883    163:2255    164:1899    165:2093   
 166:1502    167:2035    168:4170    169:791     170:5367    171:1002   
 172:4453    173:3380    174:920     175:1315    176:3764    177:5354   
 178:4024    179:2492    180:2637    181:4260    182:3494    183:2208   
 184:2126    185:21730   186:5577    187:4898    188:4278    189:4520   
 190:9855    191:1571    192:11297   193:9507    194:7836    195:5629   
 196:3609    197:3681    198:6113    199:8575    200:8530    201:6517   
 202:10427   203:10712   204:4579    205:3634    206:4500    207:3506   
 208:4290    209:5163    210:4651    211:2563    212:4587    213:3813   
 214:1027    215:46      216:6808    217:3213    218:1376    219:403    
 220:2138    221:1178    222:709     223:2628   

End of report


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