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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 29 18:47:23 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sun 29 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:                             1006064
    Prefixes after maximum aggregation (per Origin AS):          381621
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      484137
    Number of IPv4 prefixes with a valid ROA:                    562965
    Number of IPv4 prefixes with an invalid ROA:                    458
    Number of IPv4 prefixes with no ROA:                         442641
Total ASes present in the Internet Routing Table:                 76933
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           66017
Origin ASes announcing only one prefix:                           26523
Transit ASes present in the Internet Routing Table:               10916
Transit-only ASes present in the Internet Routing Table:            553
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:                      46719
Number of 32-bit ASNs visible in the Routing Table:               38461
Prefixes from 32-bit ASNs in the Routing Table:                  211404
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:            451
Number of addresses announced to Internet:                   3106046208
    Equivalent to 185 /8s, 34 /16s and 129 /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:      331365

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

Prefixes being announced by APNIC Region ASes:                   261941
    Total APNIC prefixes after maximum aggregation:               77501
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          252578
    Unique aggregates announced from the APNIC address blocks:   104408
APNIC Region origin ASes present in the Internet Routing Table:   14616
    APNIC Prefixes per ASN:                                       17.28
APNIC Region origin ASes announcing only one prefix:               4447
APNIC Region transit ASes present in the Internet Routing Table:   1928
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:  10167
Number of APNIC addresses announced to Internet:              748869120
    Equivalent to 44 /8s, 162 /16s and 214 /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:                    293587
    Total ARIN prefixes after maximum aggregation:               131352
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295433
    Unique aggregates announced from the ARIN address blocks:    139747
ARIN Region origin ASes present in the Internet Routing Table:    19207
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7027
ARIN Region transit ASes present in the Internet Routing Table:    1956
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5234
Number of ARIN addresses announced to Internet:              1349353472
    Equivalent to 80 /8s, 109 /16s and 128 /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:                    279149
    Total RIPE prefixes after maximum aggregation:               135535
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           277547
    Unique aggregates announced from the RIPE address blocks:    176787
RIPE Region origin ASes present in the Internet Routing Table:    28981
    RIPE Prefixes per ASN:                                         9.58
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    3963
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:               731247104
    Equivalent to 43 /8s, 149 /16s and 242 /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:                  132320
    Total LACNIC prefixes after maximum aggregation:              29677
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         128636
    Unique aggregates announced from the LACNIC address blocks:   48987
LACNIC Region origin ASes present in the Internet Routing Table:  11278
    LACNIC Prefixes per ASN:                                      11.41
LACNIC Region origin ASes announcing only one prefix:              2335
LACNIC Region transit ASes present in the Internet Routing Table:  2517
Average LACNIC Region AS path length visible:                       5.6
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9230
Number of LACNIC addresses announced to Internet:             171191552
    Equivalent to 10 /8s, 52 /16s and 45 /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:                  37922
    Total AfriNIC prefixes after maximum aggregation:              6813
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         51419
    Unique aggregates announced from the AfriNIC address blocks:  13805
AfriNIC Region origin ASes present in the Internet Routing Table:  1923
    AfriNIC Prefixes per ASN:                                     26.74
AfriNIC Region origin ASes announcing only one prefix:              668
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: 1288
Number of AfriNIC addresses announced to Internet:            105133312
    Equivalent to 6 /8s, 68 /16s and 53 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808       11413       8759     112  CHINAMOBILE-CN China Mobile Communication
  7545        6149        841     648  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4351        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4348        535     312  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3904       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3285       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2892        857     527  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2286        811     178  CMNET-JIANGSU-AP China Mobile communicati
  4755        2176        434     193  TATACOMM-AS TATA Communications formerly 

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13588      40949    5209  AMAZON-02, US
   174        5302       8758     853  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3634       1320      82  SHAW, CA
 22773        3349       3032     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        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        7672       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        4027       3395     126  AKAMAI-ASN1, NL
  9009        3899        358    2099  M247, RO
 12389        3117       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2401        361     581  TELLCOM-AS, TR
212238        2335        170    1702  CDNEXT, GB
  8452        1618       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1430        366      39  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12266       3256     574  UNINET, MX
 10620        3506        481    1018  Telmex Colombia S.A., CO
 13999        2537        538     355  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1370       2436     266  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1201        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1196        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        1823        660      28  RAYA-AS, EG
 24863        1623        389      17  LINKdotNET-AS, EG
 29571        1606        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         572         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       13588      40949    5209  AMAZON-02, US
  8151       12266       3256     574  UNINET, MX
  9808       11413       8759     112  CHINAMOBILE-CN China Mobile Communication
 12479        7672       1713     148  UNI2-AS, ES
  7545        6149        841     648  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5302       8758     853  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4351        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4348        535     312  BBIL-AP BHARTI Airtel Ltd., IN

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       12266        11692  UNINET, MX
  9808       11413        11301  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7672         7524  UNI2-AS, ES
  7545        6149         5501  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5302         4449  COGENT-174, US
 18403        4351         4326  FPT-AS-AP FPT Telecom Company, VN
 11492        4781         4177  CABLEONE, US
  9498        4348         4036  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4027         3901  AKAMAI-ASN1, NL

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
    395195  UNALLOCATED  8.38.115.0/24            33132  CROWNCASTLE-AS33132, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.142.24.0/24       Origin:     62164  HEYMMAN-2, CA
23.142.24.0/24      Transit:     64236  UNREAL-SERVERS, US
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:41      /11:92      /12:299     
/13:585     /14:1215    /15:2174    /16:13885   /17:8313    /18:13681   
/19:24730   /20:44563   /21:52654   /22:113444  /23:106919  /24:623439  
/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        6595        7672  UNI2-AS, ES
  8151        6455       12266  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3430        3634  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2502        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2346       13588  AMAZON-02, US
 30036        2259        2600  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2193        3506  Telmex Colombia S.A., CO

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2394      2:1532      3:817       4:10        5:4972      6:161    
   7:6         8:1585      9:1        11:172      12:1342     13:445    
  14:2536     15:365      16:285      17:379      18:920      20:561    
  21:4        22:188      23:7670     24:2815     25:2        27:2786   
  29:19       31:3345     32:43       33:1        34:84       35:255    
  36:3186     37:4596     38:10499    39:906      40:207      41:4502   
  42:1891     43:2659     44:381      45:19435    46:5135     47:323    
  49:1959     50:1894     51:593      52:1557     54:324      55:1094   
  56:11       57:280      58:2209     59:1254     60:1172     61:3008   
  62:3018     63:1805     64:5546     65:2190     66:4767     67:3120   
  68:1098     69:4015     70:1055     71:630      72:2942     74:2818   
  75:1526     76:608      77:2865     78:1897     79:1732     80:2222   
  81:2097     82:3180     83:1444     84:1881     85:3459     86:1085   
  87:2391     88:1331     89:4399     90:778      91:8464     92:2745   
  93:2944     94:4061     95:4420     96:1488     97:310      98:959    
  99:688     100:72      101:1409    102:4185    103:32382   104:5225   
 105:1192    106:974     107:2651    108:1259    109:4159    110:2233   
 111:3243    112:2142    113:1857    114:2006    115:2219    116:2105   
 117:2546    118:2843    119:1913    120:2088    121:1378    122:2812   
 123:2506    124:1610    125:2880    126:91      128:1612    129:975    
 130:1316    131:2134    132:780     133:451     134:1561    135:394    
 136:1355    137:1132    138:2992    139:1581    140:1624    141:1511   
 142:1941    143:1972    144:1160    145:565     146:2185    147:2115   
 148:2718    149:2993    150:1276    151:2089    152:2098    153:590    
 154:8167    155:1776    156:3157    157:1921    158:1334    159:2500   
 160:3686    161:1904    162:3891    163:2241    164:1893    165:2062   
 166:1512    167:2018    168:4157    169:794     170:5373    171:1003   
 172:4465    173:3380    174:912     175:1318    176:3766    177:5367   
 178:3979    179:2471    180:2671    181:4268    182:3474    183:2179   
 184:2125    185:21804   186:5515    187:4843    188:4277    189:4521   
 190:9866    191:1613    192:11307   193:9520    194:7890    195:5624   
 196:3658    197:3797    198:6113    199:8569    200:8544    201:6504   
 202:10392   203:10720   204:4582    205:3628    206:4485    207:3512   
 208:4284    209:5171    210:4643    211:2537    212:4604    213:3830   
 214:1014    215:46      216:6805    217:3275    218:1378    219:401    
 220:2133    221:1156    222:720     223:2546   

End of report


More information about the ren-bgp-stats-all mailing list