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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Apr 5 18:45:34 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sat 05 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:                              995876
    Prefixes after maximum aggregation (per Origin AS):          375127
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      476412
    Number of IPv4 prefixes with a valid ROA:                    549873
    Number of IPv4 prefixes with an invalid ROA:                    438
    Number of IPv4 prefixes with no ROA:                         445564
Total ASes present in the Internet Routing Table:                 76731
    Prefixes per ASN:                                             12.98
Origin-only ASes present in the Internet Routing Table:           65828
Origin ASes announcing only one prefix:                           26539
Transit ASes present in the Internet Routing Table:               10903
Transit-only ASes present in the Internet Routing Table:            542
Paths with bogon ASNs present in the IPv4 Routing Table:             72
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (135823)                              50
Prefixes from unregistered ASNs in the Routing Table:              1082
    Number of instances of unregistered ASNs:                      1085
Number of 32-bit ASNs allocated by the RIRs:                      46163
Number of 32-bit ASNs visible in the Routing Table:               38078
Prefixes from 32-bit ASNs in the Routing Table:                  206712
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:            489
Number of addresses announced to Internet:                   3107531008
    Equivalent to 185 /8s, 57 /16s and 41 /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:      329439

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

Prefixes being announced by APNIC Region ASes:                   257425
    Total APNIC prefixes after maximum aggregation:               76278
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          249065
    Unique aggregates announced from the APNIC address blocks:   102647
APNIC Region origin ASes present in the Internet Routing Table:   14537
    APNIC Prefixes per ASN:                                       17.13
APNIC Region origin ASes announcing only one prefix:               4439
APNIC Region transit ASes present in the Internet Routing Table:   1934
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         55
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10065
Number of APNIC addresses announced to Internet:              748626176
    Equivalent to 44 /8s, 159 /16s and 33 /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:                    291135
    Total ARIN prefixes after maximum aggregation:               128757
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292526
    Unique aggregates announced from the ARIN address blocks:    137155
ARIN Region origin ASes present in the Internet Routing Table:    19211
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                7037
ARIN Region transit ASes present in the Internet Routing Table:    1947
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:    5173
Number of ARIN addresses announced to Internet:              1349828096
    Equivalent to 80 /8s, 116 /16s and 190 /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:                    276587
    Total RIPE prefixes after maximum aggregation:               133283
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274134
    Unique aggregates announced from the RIPE address blocks:    173760
RIPE Region origin ASes present in the Internet Routing Table:    28925
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12044
RIPE Region transit ASes present in the Internet Routing Table:    3962
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          23
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12384
Number of RIPE addresses announced to Internet:               731941120
    Equivalent to 43 /8s, 160 /16s and 137 /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:                  132086
    Total LACNIC prefixes after maximum aggregation:              29313
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128650
    Unique aggregates announced from the LACNIC address blocks:   48809
LACNIC Region origin ASes present in the Internet Routing Table:  11224
    LACNIC Prefixes per ASN:                                      11.46
LACNIC Region origin ASes announcing only one prefix:              2365
LACNIC Region transit ASes present in the Internet Routing Table:  2484
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:  9177
Number of LACNIC addresses announced to Internet:             171686656
    Equivalent to 10 /8s, 59 /16s and 187 /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:                  37561
    Total AfriNIC prefixes after maximum aggregation:              6828
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         51012
    Unique aggregates announced from the AfriNIC address blocks:  13620
AfriNIC Region origin ASes present in the Internet Routing Table:  1909
    AfriNIC Prefixes per ASN:                                     26.72
AfriNIC Region origin ASes announcing only one prefix:              654
AfriNIC Region transit ASes present in the Internet Routing Table:  378
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: 1279
Number of AfriNIC addresses announced to Internet:            105206016
    Equivalent to 6 /8s, 69 /16s and 81 /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        6212        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4207        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3916       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3267       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2847        849     536  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2170       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4766        2156      11520     621  KIXS-AS-KR Korea Telecom, KR

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       12998      39641    3948  AMAZON-02, US
   174        5472       8766     957  COGENT-174, US
 11492        4686        311     585  CABLEONE, US
  7155        3828        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3400       3034     184  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3082       1295    2248  AKAMAI-AS, US
396982        2950       3649     467  GOOGLE-CLOUD-PLATFORM, US
 36352        2618        216     797  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        7713       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3987       3395     128  AKAMAI-ASN1, NL
  9009        3772        326    1962  M247, RO
 12389        3073       2303     896  ROSTELECOM-AS, RU
 34984        2365        360     583  TELLCOM-AS, TR
212238        2083        148    1534  CDNEXT, GB
  8452        1617       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1492         98     750  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       11947       3244     585  UNINET, MX
 10620        3526        487     971  Telmex Colombia S.A., CO
 13999        2512        539     364  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1356       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1333        784     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1175        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1046         66     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        1703        599      30  RAYA-AS, EG
 24863        1631        389      16  LINKdotNET-AS, EG
 29571        1571        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1428       1518     287  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1006        521      42  Vodafone-, EG
 37069         915       1083      15  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       12998      39641    3948  AMAZON-02, US
  8151       11947       3244     585  UNINET, MX
  9808       10307       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7713       1714     145  UNI2-AS, ES
  7545        6212        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5472       8766     957  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4686        311     585  CABLEONE, US
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4207        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       11947        11362  UNINET, MX
  9808       10307        10219  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7713         7568  UNI2-AS, ES
  7545        6212         5558  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5472         4515  COGENT-174, US
 18403        4207         4182  FPT-AS-AP FPT Telecom Company, VN
 11492        4686         4101  CABLEONE, US
  9498        4218         3944  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916         3890  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
    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     
/13:582     /14:1232    /15:2183    /16:14001   /17:8357    /18:13921   
/19:24813   /20:44303   /21:52522   /22:113376  /23:105488  /24:614630  
/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        6638        7713  UNI2-AS, ES
  8151        6126       11947  UNINET, MX
 11492        3531        4686  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2787        3828  VIASAT-SP-BACKBONE, US
 22773        2536        3400  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2338       12998  AMAZON-02, US
 30036        2205        2545  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2188        3526  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)
----------------------------------------------

   1:2342      2:1539      3:611       4:10        5:4892      6:162    
   7:6         8:1549      9:1        11:172      12:1373     13:351    
  14:2509     15:349      16:279      17:361      18:918      20:478    
  21:4        22:188      23:7370     24:2882     25:2        27:2733   
  29:19       31:3270     32:45       34:84       35:203      36:2403   
  37:4707     38:10141    39:899      40:154      41:4415     42:1900   
  43:2569     44:363      45:19223    46:4988     47:289      49:1967   
  50:1902     51:590      52:1552     54:301      55:877      56:11     
  57:261      58:2194     59:1280     60:1172     61:3001     62:2990   
  63:1850     64:5525     65:2195     66:4709     67:3096     68:1105   
  69:4001     70:1072     71:620      72:2926     74:2820     75:1611   
  76:612      77:2817     78:1885     79:1734     80:2214     81:2047   
  82:3116     83:1428     84:1853     85:3408     86:1042     87:2415   
  88:1299     89:4332     90:776      91:8387     92:2805     93:2884   
  94:4069     95:4311     96:1434     97:312      98:998      99:641    
 100:71      101:1399    102:4106    103:32299   104:4810    105:1225   
 106:987     107:2609    108:1207    109:4141    110:2225    111:3313   
 112:2041    113:1821    114:1969    115:2204    116:2069    117:2737   
 118:2808    119:1961    120:1875    121:1363    122:2773    123:2405   
 124:1586    125:2857    126:88      128:1596    129:1026    130:1299   
 131:1947    132:785     133:451     134:1531    135:377     136:1306   
 137:1114    138:3049    139:1609    140:1574    141:1488    142:1862   
 143:1667    144:1046    145:520     146:2168    147:2103    148:2645   
 149:2965    150:1249    151:1738    152:2118    153:573     154:8157   
 155:1651    156:3219    157:1897    158:1271    159:2428    160:3634   
 161:1892    162:3722    163:1996    164:1723    165:2214    166:1438   
 167:1896    168:4215    169:797     170:5304    171:1002    172:4482   
 173:3249    174:909     175:1289    176:3784    177:5428    178:3855   
 179:2448    180:2620    181:4194    182:3370    183:2010    184:2149   
 185:21700   186:5500    187:4767    188:4218    189:4389    190:9828   
 191:1913    192:11189   193:9447    194:7856    195:5619    196:3656   
 197:3800    198:6105    199:8431    200:8516    201:6415    202:10452  
 203:10665   204:4536    205:3662    206:4603    207:3454    208:4222   
 209:5178    210:4583    211:2530    212:4548    213:3823    214:1049   
 215:48      216:6650    217:3163    218:1347    219:385     220:2084   
 221:1073    222:708     223:2320   

End of report


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