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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Mar 29 18:45:20 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sat 29 Mar, 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:                              997168
    Prefixes after maximum aggregation (per Origin AS):          374738
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      476571
    Number of IPv4 prefixes with a valid ROA:                    550155
    Number of IPv4 prefixes with an invalid ROA:                    404
    Number of IPv4 prefixes with no ROA:                         446609
Total ASes present in the Internet Routing Table:                 76701
    Prefixes per ASN:                                             13.00
Origin-only ASes present in the Internet Routing Table:           65797
Origin ASes announcing only one prefix:                           26497
Transit ASes present in the Internet Routing Table:               10904
Transit-only ASes present in the Internet Routing Table:            542
Paths with bogon ASNs present in the IPv4 Routing Table:             70
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      59
    Max AS path prepend of ASN (135823)                              50
Prefixes from unregistered ASNs in the Routing Table:              1052
    Number of instances of unregistered ASNs:                      1055
Number of 32-bit ASNs allocated by the RIRs:                      46117
Number of 32-bit ASNs visible in the Routing Table:               38028
Prefixes from 32-bit ASNs in the Routing Table:                  206697
Number of bogon 32-bit ASNs visible in the Routing Table:            24
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            495
Number of addresses announced to Internet:                   3107987712
    Equivalent to 185 /8s, 64 /16s and 33 /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:      329672

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

Prefixes being announced by APNIC Region ASes:                   257583
    Total APNIC prefixes after maximum aggregation:               76173
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249215
    Unique aggregates announced from the APNIC address blocks:   102676
APNIC Region origin ASes present in the Internet Routing Table:   14520
    APNIC Prefixes per ASN:                                       17.16
APNIC Region origin ASes announcing only one prefix:               4427
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:                         59
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10047
Number of APNIC addresses announced to Internet:              748751104
    Equivalent to 44 /8s, 161 /16s and 9 /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:                    292084
    Total ARIN prefixes after maximum aggregation:               128710
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293077
    Unique aggregates announced from the ARIN address blocks:    137098
ARIN Region origin ASes present in the Internet Routing Table:    19217
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                7034
ARIN Region transit ASes present in the Internet Routing Table:    1952
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:    5167
Number of ARIN addresses announced to Internet:              1349883648
    Equivalent to 80 /8s, 117 /16s and 151 /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:                    276243
    Total RIPE prefixes after maximum aggregation:               133051
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274261
    Unique aggregates announced from the RIPE address blocks:    173948
RIPE Region origin ASes present in the Internet Routing Table:    28907
    RIPE Prefixes per ASN:                                         9.49
RIPE Region origin ASes announcing only one prefix:               12035
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:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12361
Number of RIPE addresses announced to Internet:               732317952
    Equivalent to 43 /8s, 166 /16s and 73 /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:                  132638
    Total LACNIC prefixes after maximum aggregation:              29310
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129089
    Unique aggregates announced from the LACNIC address blocks:   48788
LACNIC Region origin ASes present in the Internet Routing Table:  11225
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2347
LACNIC Region transit ASes present in the Internet Routing Table:  2479
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:  9176
Number of LACNIC addresses announced to Internet:             171584768
    Equivalent to 10 /8s, 58 /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:                  37568
    Total AfriNIC prefixes after maximum aggregation:              6831
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         51031
    Unique aggregates announced from the AfriNIC address blocks:  13626
AfriNIC Region origin ASes present in the Internet Routing Table:  1908
    AfriNIC Prefixes per ASN:                                     26.75
AfriNIC Region origin ASes announcing only one prefix:              654
AfriNIC Region transit ASes present in the Internet Routing Table:  383
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1277
Number of AfriNIC addresses announced to Internet:            105206272
    Equivalent to 6 /8s, 69 /16s and 82 /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       10307       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6213        843     651  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4221        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4217        530     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3268       1869     103  VNPT-AS-VN VNPT Corp, VN
 24560        2845        849     535  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2170       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2152        434     192  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       12952      39644    3990  AMAZON-02, US
   174        5469       8767     967  COGENT-174, US
 11492        4676        310     586  CABLEONE, US
  7155        4173        286      83  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3380       3034     182  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3072       1291    2241  AKAMAI-AS, US
396982        2945       3649     459  GOOGLE-CLOUD-PLATFORM, US
 36352        2582        213     794  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        7722       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3975       3395     128  AKAMAI-ASN1, NL
  9009        3775        326    1962  M247, RO
 12389        3036       2303     889  ROSTELECOM-AS, RU
 34984        2365        360     583  TELLCOM-AS, TR
212238        2069        147    1526  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1491         98     749  CLOUVIDER Clouvider - Global ASN, GB

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       11931       3243     582  UNINET, MX
 10620        3522        486     971  Telmex Colombia S.A., CO
 13999        2509        539     367  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1351       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1332        783     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1194        371      22  Telefonica del Peru S.A.A., PE
 11664        1163        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1052         67     378  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        1703        599      30  RAYA-AS, EG
 24863        1620        389      18  LINKdotNET-AS, EG
 29571        1567        102      23  ORANGE-COTE-IVOIRE, CI
 36992        1428       1518     287  ETISALAT-MISR, EG
 20011        1294        202     344  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1006        521      42  Vodafone-, EG
 37069         910       1084      18  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  3741         562        661     321  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       12952      39644    3990  AMAZON-02, US
  8151       11931       3243     582  UNINET, MX
  9808       10307       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7722       1714     145  UNI2-AS, ES
  7545        6213        843     651  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5469       8767     967  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4676        310     586  CABLEONE, US
 18403        4221        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4217        530     274  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       11931        11349  UNINET, MX
  9808       10307        10219  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7722         7577  UNI2-AS, ES
  7545        6213         5562  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5469         4502  COGENT-174, US
 18403        4221         4196  FPT-AS-AP FPT Telecom Company, VN
 11492        4676         4090  CABLEONE, US
  7155        4173         4090  VIASAT-SP-BACKBONE, US
  9498        4217         3943  BBIL-AP BHARTI Airtel Ltd., IN

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
    212032  UNALLOCATED  5.59.105.0/24            35168  TNS-PLUS-CORE, KZ
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     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

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      /12:302     
/13:584     /14:1232    /15:2187    /16:14036   /17:8367    /18:13930   
/19:24832   /20:44308   /21:52539   /22:113409  /23:105418  /24:615858  
/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        6654        7722  UNI2-AS, ES
  8151        6102       11931  UNINET, MX
 11492        3529        4676  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        3120        4173  VIASAT-SP-BACKBONE, US
 22773        2516        3380  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2327       12952  AMAZON-02, US
 30036        2219        2560  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2184        3522  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)
----------------------------------------------

   1:2338      2:1524      3:601       4:10        5:4872      6:163    
   7:6         8:1555      9:1        11:172      12:1372     13:352    
  14:2514     15:351      16:279      17:362      18:913      20:457    
  21:4        22:188      23:7360     24:3065     25:2        27:2759   
  29:19       31:3269     32:45       34:84       35:203      36:2404   
  37:4728     38:10217    39:899      40:154      41:4448     42:1918   
  43:2585     44:359      45:19275    46:4967     47:288      49:1991   
  50:1901     51:590      52:1555     54:301      55:1089     56:11     
  57:261      58:2195     59:1284     60:1171     61:2995     62:3010   
  63:1843     64:5512     65:2196     66:4666     67:3058     68:1120   
  69:4009     70:1112     71:618      72:2913     74:2826     75:1664   
  76:612      77:2817     78:1867     79:1726     80:2212     81:2041   
  82:3010     83:1428     84:1823     85:3396     86:1044     87:2413   
  88:1299     89:4340     90:779      91:8390     92:2801     93:2883   
  94:4063     95:4295     96:1425     97:313      98:991      99:740    
 100:71      101:1401    102:4083    103:32327   104:4821    105:1223   
 106:992     107:2592    108:1210    109:4122    110:2224    111:3333   
 112:2042    113:1811    114:1964    115:2200    116:2074    117:2730   
 118:2782    119:1955    120:1875    121:1363    122:2760    123:2407   
 124:1586    125:2855    126:88      128:1590    129:1023    130:1301   
 131:1960    132:776     133:451     134:1529    135:376     136:1287   
 137:1119    138:3068    139:1613    140:1564    141:1483    142:1850   
 143:1677    144:1044    145:521     146:2161    147:2099    148:2637   
 149:2959    150:1257    151:2041    152:2119    153:574     154:8142   
 155:1636    156:3295    157:1904    158:1268    159:2428    160:3632   
 161:1974    162:3728    163:1978    164:1725    165:2232    166:1423   
 167:1909    168:4242    169:808     170:5308    171:1002    172:4473   
 173:3258    174:911     175:1287    176:3737    177:5495    178:3885   
 179:2477    180:2617    181:4209    182:3374    183:2014    184:2300   
 185:21690   186:5490    187:4768    188:4223    189:4390    190:9864   
 191:1973    192:11181   193:9454    194:7857    195:5632    196:3656   
 197:3807    198:6122    199:8440    200:8562    201:6410    202:10458  
 203:10658   204:4538    205:3633    206:4608    207:3455    208:4205   
 209:5198    210:4584    211:2520    212:4535    213:3817    214:1046   
 215:48      216:6637    217:3164    218:1345    219:385     220:2083   
 221:1072    222:708     223:2320   

End of report


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