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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Apr 30 18:45:31 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 30 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:                              999993
    Prefixes after maximum aggregation (per Origin AS):          376971
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      478725
    Number of IPv4 prefixes with a valid ROA:                    554976
    Number of IPv4 prefixes with an invalid ROA:                    477
    Number of IPv4 prefixes with no ROA:                         444540
Total ASes present in the Internet Routing Table:                 76835
    Prefixes per ASN:                                             13.01
Origin-only ASes present in the Internet Routing Table:           65910
Origin ASes announcing only one prefix:                           26605
Transit ASes present in the Internet Routing Table:               10925
Transit-only ASes present in the Internet Routing Table:            545
Paths with bogon ASNs present in the IPv4 Routing Table:             78
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:              1067
    Number of instances of unregistered ASNs:                      1068
Number of 32-bit ASNs allocated by the RIRs:                      46303
Number of 32-bit ASNs visible in the Routing Table:               38218
Prefixes from 32-bit ASNs in the Routing Table:                  207714
Number of bogon 32-bit ASNs visible in the Routing Table:            20
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            475
Number of addresses announced to Internet:                   3106118144
    Equivalent to 185 /8s, 35 /16s and 154 /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:      330723

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

Prefixes being announced by APNIC Region ASes:                   258868
    Total APNIC prefixes after maximum aggregation:               76708
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          249959
    Unique aggregates announced from the APNIC address blocks:   103160
APNIC Region origin ASes present in the Internet Routing Table:   14589
    APNIC Prefixes per ASN:                                       17.13
APNIC Region origin ASes announcing only one prefix:               4451
APNIC Region transit ASes present in the Internet Routing Table:   1942
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:  10119
Number of APNIC addresses announced to Internet:              748463360
    Equivalent to 44 /8s, 156 /16s and 165 /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:                    292603
    Total ARIN prefixes after maximum aggregation:               129582
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           294172
    Unique aggregates announced from the ARIN address blocks:    138293
ARIN Region origin ASes present in the Internet Routing Table:    19217
    ARIN Prefixes per ASN:                                        15.31
ARIN Region origin ASes announcing only one prefix:                7039
ARIN Region transit ASes present in the Internet Routing Table:    1957
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:    5193
Number of ARIN addresses announced to Internet:              1348746240
    Equivalent to 80 /8s, 100 /16s and 60 /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:                    276914
    Total RIPE prefixes after maximum aggregation:               133771
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274470
    Unique aggregates announced from the RIPE address blocks:    174139
RIPE Region origin ASes present in the Internet Routing Table:    28952
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12052
RIPE Region transit ASes present in the Internet Routing Table:    3971
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:   12439
Number of RIPE addresses announced to Internet:               731609600
    Equivalent to 43 /8s, 155 /16s and 122 /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:                  132565
    Total LACNIC prefixes after maximum aggregation:              29413
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128970
    Unique aggregates announced from the LACNIC address blocks:   48770
LACNIC Region origin ASes present in the Internet Routing Table:  11235
    LACNIC Prefixes per ASN:                                      11.48
LACNIC Region origin ASes announcing only one prefix:              2402
LACNIC Region transit ASes present in the Internet Routing Table:  2482
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:             171736064
    Equivalent to 10 /8s, 60 /16s and 124 /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:                  37976
    Total AfriNIC prefixes after maximum aggregation:              6864
    AfriNIC Deaggregation factor:                                  5.53
Prefixes being announced from the AfriNIC address blocks:         51947
    Unique aggregates announced from the AfriNIC address blocks:  13975
AfriNIC Region origin ASes present in the Internet Routing Table:  1925
    AfriNIC Prefixes per ASN:                                     26.99
AfriNIC Region origin ASes announcing only one prefix:              661
AfriNIC Region transit ASes present in the Internet Routing Table:  379
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                      128
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1288
Number of AfriNIC addresses announced to Internet:            105339904
    Equivalent to 6 /8s, 71 /16s and 92 /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       10451       8753      92  CHINAMOBILE-CN China Mobile Communication
  7545        6212        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4238        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4236        531     277  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3920       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3678       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3273       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2859        851     535  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2189      11523     651  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       13244      39700    4172  AMAZON-02, US
   174        5586       8756     929  COGENT-174, US
 11492        4702        312     599  CABLEONE, US
  7155        3859        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3388       3034     181  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3253      54863    2504  DNIC-AS-00749, US
 16625        3074       1295    2245  AKAMAI-AS, US
396982        2966       3651     474  GOOGLE-CLOUD-PLATFORM, US
 36352        2750        226     843  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        7700       1714     148  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4017       3395     126  AKAMAI-ASN1, NL
  9009        3782        327    1966  M247, RO
 12389        3070       2303     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2362        360     584  TELLCOM-AS, TR
212238        2115        150    1556  CDNEXT, GB
  8452        1644       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1428        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       12042       3241     594  UNINET, MX
 10620        3520        485     995  Telmex Colombia S.A., CO
 13999        2512        540     362  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1359       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1332        784     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1198        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1191        371      22  Telefonica del Peru S.A.A., PE
 28202        1127         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1057         67     375  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        1744        631      30  RAYA-AS, EG
 24863        1651        389      16  LINKdotNET-AS, EG
 29571        1594        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1431       1518     283  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1020        521      42  Vodafone-, EG
 37069         932       1099      15  MOBINIL, 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       13244      39700    4172  AMAZON-02, US
  8151       12042       3241     594  UNINET, MX
  9808       10451       8753      92  CHINAMOBILE-CN China Mobile Communication
 12479        7700       1714     148  UNI2-AS, ES
  7545        6212        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5586       8756     929  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4702        312     599  CABLEONE, US
 18403        4238        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4236        531     277  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       12042        11448  UNINET, MX
  9808       10451        10359  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7700         7552  UNI2-AS, ES
  7545        6212         5560  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5586         4657  COGENT-174, US
 18403        4238         4213  FPT-AS-AP FPT Telecom Company, VN
 11492        4702         4103  CABLEONE, US
  9498        4236         3959  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      /12:300     
/13:583     /14:1228    /15:2185    /16:13995   /17:8347    /18:13907   
/19:24786   /20:44267   /21:52551   /22:113359  /23:105941  /24:618378  
/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        6622        7700  UNI2-AS, ES
  8151        6231       12042  UNINET, MX
 11492        3529        4702  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2818        3859  VIASAT-SP-BACKBONE, US
 22773        2527        3388  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2350       13244  AMAZON-02, US
 30036        2226        2566  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2186        3520  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)
----------------------------------------------

   1:2348      2:1517      3:642       4:9         5:4980      6:163    
   7:6         8:1589      9:1        11:172      12:1362     13:355    
  14:2516     15:352      16:282      17:367      18:919      20:520    
  21:4        22:188      23:7513     24:2896     25:2        27:2774   
  29:19       31:3271     32:44       34:84       35:205      36:2493   
  37:4713     38:10324    39:907      40:169      41:4463     42:1899   
  43:2611     44:379      45:19238    46:5065     47:294      49:1942   
  50:1900     51:591      52:1552     54:299      55:1084     56:11     
  57:265      58:2203     59:1280     60:1169     61:2990     62:3015   
  63:1835     64:5513     65:2188     66:4710     67:3104     68:1146   
  69:4003     70:1096     71:628      72:2946     74:2804     75:1623   
  76:614      77:2834     78:1886     79:1759     80:2218     81:2057   
  82:3201     83:1444     84:1851     85:3415     86:1051     87:2404   
  88:1299     89:4343     90:783      91:8415     92:2722     93:2907   
  94:4091     95:4355     96:1468     97:312      98:994      99:670    
 100:72      101:1403    102:4305    103:32406   104:4828    105:1225   
 106:1043    107:2625    108:1210    109:4118    110:2230    111:3335   
 112:2051    113:1813    114:1969    115:2249    116:2079    117:2737   
 118:2804    119:1957    120:1886    121:1369    122:2775    123:2403   
 124:1588    125:2855    126:91      128:1600    129:1020    130:1323   
 131:1998    132:773     133:450     134:1544    135:377     136:1309   
 137:1128    138:3056    139:1614    140:1579    141:1495    142:1930   
 143:1674    144:1081    145:506     146:2166    147:2099    148:2688   
 149:2955    150:1259    151:1802    152:2114    153:561     154:8583   
 155:1662    156:3373    157:1888    158:1291    159:2435    160:3661   
 161:1908    162:3758    163:2116    164:1731    165:2227    166:1452   
 167:1903    168:4214    169:800     170:5313    171:1007    172:4422   
 173:3284    174:907     175:1300    176:3720    177:5451    178:3755   
 179:2720    180:2633    181:4200    182:3389    183:2030    184:2145   
 185:21729   186:5481    187:4830    188:4224    189:4441    190:9737   
 191:1946    192:11237   193:9494    194:7843    195:5619    196:3678   
 197:3801    198:6130    199:8500    200:8511    201:6450    202:10470  
 203:10700   204:4538    205:3609    206:4610    207:3449    208:4247   
 209:5202    210:4612    211:2531    212:4564    213:3764    214:1030   
 215:48      216:6750    217:3203    218:1349    219:386     220:2083   
 221:1061    222:721     223:2350   

End of report


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