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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Apr 28 18:45:20 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 28 Apr, 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:                              994009
    Prefixes after maximum aggregation (per Origin AS):          375624
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      477321
    Number of IPv4 prefixes with a valid ROA:                    548592
    Number of IPv4 prefixes with an invalid ROA:                    926
    Number of IPv4 prefixes with no ROA:                         444491
Total ASes present in the Internet Routing Table:                 76602
    Prefixes per ASN:                                             12.98
Origin-only ASes present in the Internet Routing Table:           65724
Origin ASes announcing only one prefix:                           26555
Transit ASes present in the Internet Routing Table:               10878
Transit-only ASes present in the Internet Routing Table:            540
Paths with bogon ASNs present in the IPv4 Routing Table:             84
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                     128
    Max AS path prepend of ASN ( 37447)                             125
Prefixes from unregistered ASNs in the Routing Table:              1079
    Number of instances of unregistered ASNs:                      1080
Number of 32-bit ASNs allocated by the RIRs:                      46291
Number of 32-bit ASNs visible in the Routing Table:               38033
Prefixes from 32-bit ASNs in the Routing Table:                  206074
Number of bogon 32-bit ASNs visible in the Routing Table:            22
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            473
Number of addresses announced to Internet:                   3101851904
    Equivalent to 184 /8s, 226 /16s and 129 /24s
    Percentage of available address space announced:               83.8
    Percentage of allocated address space announced:               83.8
    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:      325909

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

Prefixes being announced by APNIC Region ASes:                   259101
    Total APNIC prefixes after maximum aggregation:               76717
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          250184
    Unique aggregates announced from the APNIC address blocks:   103139
APNIC Region origin ASes present in the Internet Routing Table:   14595
    APNIC Prefixes per ASN:                                       17.14
APNIC Region origin ASes announcing only one prefix:               4443
APNIC Region transit ASes present in the Internet Routing Table:   1946
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10125
Number of APNIC addresses announced to Internet:              748455424
    Equivalent to 44 /8s, 156 /16s and 134 /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:                    292564
    Total ARIN prefixes after maximum aggregation:               129526
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           293921
    Unique aggregates announced from the ARIN address blocks:    138378
ARIN Region origin ASes present in the Internet Routing Table:    19226
    ARIN Prefixes per ASN:                                        15.29
ARIN Region origin ASes announcing only one prefix:                7042
ARIN Region transit ASes present in the Internet Routing Table:    1956
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:    5198
Number of ARIN addresses announced to Internet:              1348710144
    Equivalent to 80 /8s, 99 /16s and 175 /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:                    270770
    Total RIPE prefixes after maximum aggregation:               132436
    RIPE Deaggregation factor:                                     2.04
Prefixes being announced from the RIPE address blocks:           268505
    Unique aggregates announced from the RIPE address blocks:    172267
RIPE Region origin ASes present in the Internet Routing Table:    28705
    RIPE Prefixes per ASN:                                         9.35
RIPE Region origin ASes announcing only one prefix:               12013
RIPE Region transit ASes present in the Internet Routing Table:    3929
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12247
Number of RIPE addresses announced to Internet:               729665536
    Equivalent to 43 /8s, 125 /16s and 208 /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:                  132576
    Total LACNIC prefixes after maximum aggregation:              29428
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         129012
    Unique aggregates announced from the LACNIC address blocks:   48710
LACNIC Region origin ASes present in the Internet Routing Table:  11236
    LACNIC Prefixes per ASN:                                      11.48
LACNIC Region origin ASes announcing only one prefix:              2398
LACNIC Region transit ASes present in the Internet Routing Table:  2475
Average LACNIC Region AS path length visible:                       5.5
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9179
Number of LACNIC addresses announced to Internet:             171783680
    Equivalent to 10 /8s, 61 /16s and 54 /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:                  37919
    Total AfriNIC prefixes after maximum aggregation:              6872
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         51914
    Unique aggregates announced from the AfriNIC address blocks:  14441
AfriNIC Region origin ASes present in the Internet Routing Table:  1920
    AfriNIC Prefixes per ASN:                                     27.04
AfriNIC Region origin ASes announcing only one prefix:              659
AfriNIC Region transit ASes present in the Internet Routing Table:  380
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                      128
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1284
Number of AfriNIC addresses announced to Internet:            103011328
    Equivalent to 6 /8s, 35 /16s and 212 /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       10453       8753      92  CHINAMOBILE-CN China Mobile Communication
  7545        6211        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4331        531     279  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4246        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3920       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3677       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3271       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2862        851     540  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2190      11523     649  KIXS-AS-KR Korea Telecom, KR
 45090        2173       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       13232      39702    4093  AMAZON-02, US
   174        5515       8756     919  COGENT-174, US
 11492        4701        312     586  CABLEONE, US
  7155        3859        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3391       3034     179  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3076       1291    2242  AKAMAI-AS, US
396982        2966       3651     474  GOOGLE-CLOUD-PLATFORM, US
 36352        2736        225     834  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
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 12479        4795       1712     161  UNI2-AS, ES
 20940        4019       3395     126  AKAMAI-ASN1, NL
  9009        3753        324    1957  M247, RO
 12389        3069       2303     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2362        360     584  TELLCOM-AS, TR
212238        2113        150    1551  CDNEXT, GB
  8452        1641       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1429        366      33  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       12000       3243     595  UNINET, MX
 10620        3516        485     994  Telmex Colombia S.A., CO
 13999        2508        539     364  Mega Cable, S.A. de C.V., MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 28573        1358       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1332        784     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1193        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1189        371      21  Telefonica del Peru S.A.A., PE
 28202        1129         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1055         67     379  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1743        607      31  RAYA-AS, EG
 24863        1651        389      16  LINKdotNET-AS, EG
 29571        1589        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1435       1518     283  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1020        521      42  Vodafone-, EG
 37457         587        316      32  Telkom-Internet, ZA
  3741         560        661     319  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       13232      39702    4093  AMAZON-02, US
  8151       12000       3243     595  UNINET, MX
  9808       10453       8753      92  CHINAMOBILE-CN China Mobile Communication
  7545        6211        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5515       8756     919  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 12479        4795       1712     161  UNI2-AS, ES
 11492        4701        312     586  CABLEONE, US
  9498        4331        531     279  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4246        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       12000        11405  UNINET, MX
  9808       10453        10361  CHINAMOBILE-CN China Mobile Communications Grou
  7545        6211         5559  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 12479        4795         4634  UNI2-AS, ES
   174        5515         4596  COGENT-174, US
 18403        4246         4221  FPT-AS-AP FPT Telecom Company, VN
 11492        4701         4115  CABLEONE, US
  9498        4331         4052  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3920         3894  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
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     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

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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
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       /9:16      /10:41      /11:93      /12:299     
/13:581     /14:1225    /15:2175    /16:13959   /17:8305    /18:13812   
/19:24718   /20:44398   /21:52256   /22:111921  /23:105133  /24:615061  
/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
  8151        6184       12000  UNINET, MX
 12479        4028        4795  UNI2-AS, ES
 11492        3531        4701  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2818        3859  VIASAT-SP-BACKBONE, US
 22773        2532        3391  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2351       13232  AMAZON-02, US
 30036        2225        2565  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2182        3516  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)
----------------------------------------------

   1:2349      2:1510      3:626       4:9         5:4850      6:163    
   7:6         8:1559      9:1        11:172      12:1372     13:349    
  14:2516     15:352      16:282      17:367      18:920      20:520    
  21:4        22:188      23:7519     24:2896     25:2        27:2772   
  29:19       31:3248     32:41       34:84       35:206      36:2491   
  37:4514     38:10306    39:908      40:168      41:4471     42:1905   
  43:2611     44:377      45:19124    46:5024     47:294      49:1942   
  50:1899     51:591      52:1551     54:298      55:1080     56:11     
  57:264      58:2203     59:1370     60:1168     61:3003     62:2986   
  63:1838     64:5522     65:2204     66:4709     67:3104     68:1126   
  69:4006     70:1065     71:628      72:2925     74:2803     75:1624   
  76:614      77:2829     78:1878     79:1748     80:2193     81:2058   
  82:3177     83:1427     84:1775     85:3274     86:1047     87:2170   
  88:1262     89:4244     90:604      91:8338     92:2581     93:2869   
  94:4047     95:4162     96:1465     97:312      98:995      99:667    
 100:72      101:1402    102:4299    103:32400   104:4835    105:1205   
 106:1044    107:2620    108:1219    109:4108    110:2234    111:3346   
 112:2050    113:1811    114:1971    115:2250    116:2075    117:2737   
 118:2821    119:1959    120:1886    121:1371    122:2775    123:2405   
 124:1587    125:2862    126:91      128:1591    129:1026    130:1310   
 131:1969    132:761     133:451     134:1541    135:377     136:1312   
 137:1130    138:3066    139:1611    140:1578    141:1497    142:1930   
 143:1682    144:1091    145:519     146:2158    147:2091    148:2683   
 149:2903    150:1256    151:1757    152:2105    153:562     154:8534   
 155:1660    156:3371    157:1870    158:1291    159:2433    160:3666   
 161:1910    162:3759    163:2102    164:1732    165:2229    166:1453   
 167:1897    168:4222    169:801     170:5317    171:997     172:4496   
 173:3276    174:907     175:1302    176:3686    177:5468    178:3729   
 179:2709    180:2621    181:4198    182:3392    183:2030    184:2145   
 185:21052   186:5471    187:4813    188:4093    189:4451    190:9757   
 191:1921    192:11211   193:9432    194:7792    195:5581    196:3667   
 197:3846    198:6115    199:8495    200:8502    201:6410    202:10482  
 203:10719   204:4534    205:3614    206:4611    207:3449    208:4241   
 209:5189    210:4611    211:2531    212:4474    213:3812    214:1029   
 215:48      216:6664    217:3149    218:1349    219:385     220:2085   
 221:1059    222:721     223:2350   

End of report


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