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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 24 18:47:02 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 24 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:                             1005311
    Prefixes after maximum aggregation (per Origin AS):          380708
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482823
    Number of IPv4 prefixes with a valid ROA:                    563005
    Number of IPv4 prefixes with an invalid ROA:                    417
    Number of IPv4 prefixes with no ROA:                         441889
Total ASes present in the Internet Routing Table:                 76896
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           65996
Origin ASes announcing only one prefix:                           26523
Transit ASes present in the Internet Routing Table:               10900
Transit-only ASes present in the Internet Routing Table:            548
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:              1165
    Number of instances of unregistered ASNs:                      1199
Number of 32-bit ASNs allocated by the RIRs:                      46698
Number of 32-bit ASNs visible in the Routing Table:               38421
Prefixes from 32-bit ASNs in the Routing Table:                  211431
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:            455
Number of addresses announced to Internet:                   3106152448
    Equivalent to 185 /8s, 36 /16s and 32 /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:      332265

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

Prefixes being announced by APNIC Region ASes:                   260903
    Total APNIC prefixes after maximum aggregation:               77339
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          252128
    Unique aggregates announced from the APNIC address blocks:   104371
APNIC Region origin ASes present in the Internet Routing Table:   14627
    APNIC Prefixes per ASN:                                       17.24
APNIC Region origin ASes announcing only one prefix:               4459
APNIC Region transit ASes present in the Internet Routing Table:   1939
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:  10173
Number of APNIC addresses announced to Internet:              748843264
    Equivalent to 44 /8s, 162 /16s and 113 /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:                    293548
    Total ARIN prefixes after maximum aggregation:               131200
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295755
    Unique aggregates announced from the ARIN address blocks:    139605
ARIN Region origin ASes present in the Internet Routing Table:    19208
    ARIN Prefixes per ASN:                                        15.40
ARIN Region origin ASes announcing only one prefix:                7024
ARIN Region transit ASes present in the Internet Routing Table:    1951
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:    5230
Number of ARIN addresses announced to Internet:              1349660928
    Equivalent to 80 /8s, 114 /16s and 49 /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:                    278468
    Total RIPE prefixes after maximum aggregation:               135001
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           276829
    Unique aggregates announced from the RIPE address blocks:    175874
RIPE Region origin ASes present in the Internet Routing Table:    28937
    RIPE Prefixes per ASN:                                         9.57
RIPE Region origin ASes announcing only one prefix:               12042
RIPE Region transit ASes present in the Internet Routing Table:    3955
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12503
Number of RIPE addresses announced to Internet:               731199488
    Equivalent to 43 /8s, 149 /16s and 56 /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:                  133155
    Total LACNIC prefixes after maximum aggregation:              29614
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         129539
    Unique aggregates announced from the LACNIC address blocks:   48918
LACNIC Region origin ASes present in the Internet Routing Table:  11271
    LACNIC Prefixes per ASN:                                      11.49
LACNIC Region origin ASes announcing only one prefix:              2340
LACNIC Region transit ASes present in the Internet Routing Table:  2498
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:  9224
Number of LACNIC addresses announced to Internet:             171224576
    Equivalent to 10 /8s, 52 /16s and 174 /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:                  38072
    Total AfriNIC prefixes after maximum aggregation:              6795
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         50605
    Unique aggregates announced from the AfriNIC address blocks:  13648
AfriNIC Region origin ASes present in the Internet Routing Table:  1925
    AfriNIC Prefixes per ASN:                                     26.29
AfriNIC Region origin ASes announcing only one prefix:              658
AfriNIC Region transit ASes present in the Internet Routing Table:  382
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: 1291
Number of AfriNIC addresses announced to Internet:            105018880
    Equivalent to 6 /8s, 66 /16s and 118 /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       11366       8758     107  CHINAMOBILE-CN China Mobile Communication
  7545        6151        846     649  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4332        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        3282       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2890        856     533  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2192        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       13544      40949    5196  AMAZON-02, US
   174        5398       8743     861  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3633       1320      81  SHAW, CA
 22773        3347       3032     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3194       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        3076       1291    2250  AKAMAI-AS, US
 36352        2821        230     853  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        7675       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        4017       3395     126  AKAMAI-ASN1, NL
  9009        3910        359    2107  M247, RO
 12389        3113       2304     891  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2401        361     581  TELLCOM-AS, TR
212238        2315        169    1697  CDNEXT, GB
  8452        1618       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1422        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       12251       3256     575  UNINET, MX
 10620        3504        481    1016  Telmex Colombia S.A., CO
 13999        2537        537     353  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        1202        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1198        371      22  Telefonica del Peru S.A.A., PE
 22884        1065         68     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1051       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        1623        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         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       13544      40949    5196  AMAZON-02, US
  8151       12251       3256     575  UNINET, MX
  9808       11366       8758     107  CHINAMOBILE-CN China Mobile Communication
 12479        7675       1713     148  UNI2-AS, ES
  7545        6151        846     649  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5398       8743     861  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4332        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       12251        11676  UNINET, MX
  9808       11366        11259  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7675         7527  UNI2-AS, ES
  7545        6151         5502  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5398         4537  COGENT-174, US
 18403        4347         4322  FPT-AS-AP FPT Telecom Company, VN
 11492        4781         4177  CABLEONE, US
  9498        4332         4024  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918         3892  VIETEL-AS-AP Viettel Group, VN

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     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      /12:299     
/13:585     /14:1215    /15:2172    /16:13902   /17:8319    /18:13702   
/19:24751   /20:44633   /21:52600   /22:113513  /23:106969  /24:622488  
/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        6597        7675  UNI2-AS, ES
  8151        6441       12251  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3430        3633  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2500        3347  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2331       13544  AMAZON-02, US
 30036        2256        2597  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2191        3504  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)
----------------------------------------------

   1:2389      2:1512      3:819       4:10        5:5112      6:161    
   7:6         8:1581      9:1        11:172      12:1346     13:442    
  14:2526     15:364      16:285      17:379      18:917      20:558    
  21:4        22:188      23:7651     24:2953     25:2        27:2784   
  29:19       31:3326     32:43       33:1        34:84       35:254    
  36:3150     37:4636     38:10527    39:906      40:192      41:4472   
  42:1900     43:2634     44:384      45:19321    46:5118     47:318    
  49:1965     50:1891     51:593      52:1556     54:323      55:1101   
  56:11       57:281      58:2209     59:1251     60:1171     61:3011   
  62:2999     63:1804     64:5544     65:2188     66:4736     67:3116   
  68:1128     69:4023     70:1070     71:631      72:2953     74:2818   
  75:1526     76:606      77:2835     78:1871     79:1723     80:2222   
  81:2080     82:3180     83:1501     84:1875     85:3443     86:1083   
  87:2384     88:1328     89:4420     90:771      91:8469     92:2739   
  93:2946     94:4041     95:4389     96:1488     97:312      98:983    
  99:682     100:71      101:1409    102:4293    103:32353   104:5168   
 105:1192    106:984     107:2653    108:1257    109:4143    110:2229   
 111:3277    112:2131    113:1866    114:1993    115:2173    116:2107   
 117:2536    118:2839    119:1915    120:2076    121:1376    122:2813   
 123:2506    124:1608    125:2875    126:91      128:1610    129:982    
 130:1321    131:2126    132:784     133:451     134:1554    135:395    
 136:1358    137:1132    138:3011    139:1578    140:1620    141:1507   
 142:1941    143:1932    144:1158    145:553     146:2194    147:2116   
 148:2714    149:2994    150:1273    151:2084    152:2095    153:589    
 154:7579    155:1770    156:2858    157:1920    158:1326    159:2495   
 160:3673    161:1904    162:3883    163:2237    164:1891    165:2046   
 166:1501    167:2007    168:4151    169:799     170:5366    171:1007   
 172:4475    173:3367    174:920     175:1316    176:3766    177:5538   
 178:3846    179:2490    180:2670    181:4259    182:3459    183:2185   
 184:2126    185:21607   186:5547    187:4948    188:4282    189:4536   
 190:9841    191:1950    192:11331   193:9485    194:7869    195:5616   
 196:3676    197:3797    198:6117    199:8557    200:8540    201:6504   
 202:10361   203:10741   204:4560    205:3637    206:4516    207:3482   
 208:4289    209:5172    210:4646    211:2533    212:4606    213:3812   
 214:1009    215:47      216:6820    217:3267    218:1372    219:401    
 220:2077    221:1149    222:720     223:2515   

End of report


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