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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 2 18:46:52 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 02 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:                             1006360
    Prefixes after maximum aggregation (per Origin AS):          382161
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      485235
    Number of IPv4 prefixes with a valid ROA:                    565339
    Number of IPv4 prefixes with an invalid ROA:                    870
    Number of IPv4 prefixes with no ROA:                         440151
Total ASes present in the Internet Routing Table:                 76964
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           66034
Origin ASes announcing only one prefix:                           26521
Transit ASes present in the Internet Routing Table:               10930
Transit-only ASes present in the Internet Routing Table:            555
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:              1145
    Number of instances of unregistered ASNs:                      1178
Number of 32-bit ASNs allocated by the RIRs:                      46726
Number of 32-bit ASNs visible in the Routing Table:               38495
Prefixes from 32-bit ASNs in the Routing Table:                  211486
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:            465
Number of addresses announced to Internet:                   3106000640
    Equivalent to 185 /8s, 33 /16s and 207 /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:      331476

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

Prefixes being announced by APNIC Region ASes:                   262168
    Total APNIC prefixes after maximum aggregation:               77578
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          253012
    Unique aggregates announced from the APNIC address blocks:   104573
APNIC Region origin ASes present in the Internet Routing Table:   14641
    APNIC Prefixes per ASN:                                       17.28
APNIC Region origin ASes announcing only one prefix:               4446
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:  10189
Number of APNIC addresses announced to Internet:              748934144
    Equivalent to 44 /8s, 163 /16s and 212 /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:                    293727
    Total ARIN prefixes after maximum aggregation:               131627
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295415
    Unique aggregates announced from the ARIN address blocks:    140358
ARIN Region origin ASes present in the Internet Routing Table:    19219
    ARIN Prefixes per ASN:                                        15.37
ARIN Region origin ASes announcing only one prefix:                7031
ARIN Region transit ASes present in the Internet Routing Table:    1954
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:              1349106432
    Equivalent to 80 /8s, 105 /16s and 187 /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:                    279282
    Total RIPE prefixes after maximum aggregation:               135660
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           277836
    Unique aggregates announced from the RIPE address blocks:    177003
RIPE Region origin ASes present in the Internet Routing Table:    28969
    RIPE Prefixes per ASN:                                         9.59
RIPE Region origin ASes announcing only one prefix:               12032
RIPE Region transit ASes present in the Internet Routing Table:    3973
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:   12542
Number of RIPE addresses announced to Internet:               731355136
    Equivalent to 43 /8s, 151 /16s and 152 /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:                  132261
    Total LACNIC prefixes after maximum aggregation:              29698
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         128529
    Unique aggregates announced from the LACNIC address blocks:   48981
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:              2341
LACNIC Region transit ASes present in the Internet Routing Table:  2525
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:  9236
Number of LACNIC addresses announced to Internet:             171170560
    Equivalent to 10 /8s, 51 /16s and 219 /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:                  37777
    Total AfriNIC prefixes after maximum aggregation:              6856
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         51103
    Unique aggregates announced from the AfriNIC address blocks:  13903
AfriNIC Region origin ASes present in the Internet Routing Table:  1928
    AfriNIC Prefixes per ASN:                                     26.51
AfriNIC Region origin ASes announcing only one prefix:              671
AfriNIC Region transit ASes present in the Internet Routing Table:  380
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       78
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1292
Number of AfriNIC addresses announced to Internet:            105178624
    Equivalent to 6 /8s, 68 /16s and 230 /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        6142        839     619  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4455        536     314  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4358        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3877       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3288       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2899        857     526  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2420        811     178  CMNET-JIANGSU-AP China Mobile communicati
  4755        2181        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      40949    5227  AMAZON-02, US
   174        5314       8768     860  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3634       1320      82  SHAW, CA
 22773        3336       3032     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3226      54767    2477  DNIC-AS-00749, US
396982        3192       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        3066       1289    2243  AKAMAI-AS, US
  4155        2843        216    1732  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        7658       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4026       3395     126  AKAMAI-ASN1, NL
  9009        3774        350    2102  M247, RO
 12389        3119       2305     883  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
212238        2340        169    1708  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       12269       3256     577  UNINET, MX
 10620        3507        481    1018  Telmex Colombia S.A., CO
 13999        2539        538     355  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1368       2435     268  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1195        371      22  Telefonica del Peru S.A.A., PE
 11664        1186        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1063         68     369  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1055       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        1784        604      28  RAYA-AS, EG
 24863        1622        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        1108       1100      18  MOBINIL, EG
 36935         939        520      44  Vodafone-, EG
 36914         578         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      40949    5227  AMAZON-02, US
  8151       12269       3256     577  UNINET, MX
  9808       11413       8759     112  CHINAMOBILE-CN China Mobile Communication
 12479        7658       1713     148  UNI2-AS, ES
  7545        6142        839     619  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5314       8768     860  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4781        317     604  CABLEONE, US
  9498        4455        536     314  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4358        347      25  FPT-AS-AP FPT Telecom Company, VN

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       12269        11692  UNINET, MX
  9808       11413        11301  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7658         7510  UNI2-AS, ES
  7545        6142         5523  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5314         4454  COGENT-174, US
 18403        4358         4333  FPT-AS-AP FPT Telecom Company, VN
 11492        4781         4177  CABLEONE, US
  9498        4455         4141  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4026         3900  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      /12:298     
/13:585     /14:1215    /15:2176    /16:13884   /17:8309    /18:13679   
/19:24737   /20:44592   /21:52593   /22:113371  /23:106807  /24:623951  
/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        6581        7658  UNI2-AS, ES
  8151        6456       12269  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3430        3634  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2490        3336  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2351       13598  AMAZON-02, US
 30036        2264        2605  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2194        3507  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)
----------------------------------------------

   1:2399      2:1533      3:825       4:10        5:4996      6:162    
   7:6         8:1594      9:1        11:172      12:1345     13:447    
  14:2543     15:364      16:285      17:380      18:893      20:561    
  21:4        22:188      23:7683     24:2815     25:2        27:2787   
  29:19       31:3339     32:43       33:1        34:84       35:256    
  36:3226     37:4603     38:10520    39:906      40:213      41:4500   
  42:1890     43:2668     44:381      45:19421    46:5150     47:325    
  49:1898     50:1897     51:593      52:1555     54:320      55:1074   
  56:11       57:277      58:2206     59:1380     60:1173     61:3018   
  62:3017     63:1811     64:5558     65:2190     66:4782     67:3127   
  68:1101     69:4027     70:1054     71:629      72:2947     74:2812   
  75:1525     76:609      77:2868     78:1895     79:1738     80:2219   
  81:2099     82:3178     83:1460     84:1883     85:3459     86:1083   
  87:2394     88:1332     89:4427     90:779      91:8472     92:2756   
  93:2950     94:4071     95:4407     96:1498     97:311      98:957    
  99:690     100:72      101:1411    102:4159    103:32408   104:5212   
 105:1187    106:973     107:2641    108:1258    109:4175    110:2240   
 111:3223    112:2182    113:1860    114:1994    115:2219    116:2100   
 117:2549    118:2857    119:1913    120:2105    121:1379    122:2815   
 123:2514    124:1633    125:2872    126:91      128:1601    129:984    
 130:1315    131:2116    132:785     133:451     134:1561    135:394    
 136:1394    137:1129    138:2987    139:1582    140:1631    141:1512   
 142:1941    143:1980    144:1179    145:561     146:2186    147:2106   
 148:2713    149:2965    150:1272    151:2160    152:2104    153:590    
 154:8023    155:1780    156:3179    157:1924    158:1336    159:2503   
 160:3690    161:1902    162:3889    163:2241    164:1896    165:2065   
 166:1511    167:2027    168:4153    169:789     170:5375    171:1001   
 172:4459    173:3384    174:919     175:1313    176:3770    177:5374   
 178:3984    179:2463    180:2670    181:4249    182:3483    183:2181   
 184:2129    185:21802   186:5527    187:4852    188:4276    189:4509   
 190:9871    191:1599    192:11311   193:9522    194:7847    195:5634   
 196:3676    197:3796    198:6110    199:8576    200:8547    201:6501   
 202:10440   203:10725   204:4582    205:3629    206:4486    207:3516   
 208:4280    209:5158    210:4681    211:2557    212:4613    213:3837   
 214:1014    215:46      216:6819    217:3271    218:1379    219:402    
 220:2135    221:1164    222:721     223:2580   

End of report


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