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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Feb 11 18:45:39 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 11 Feb, 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:                              991780
    Prefixes after maximum aggregation (per Origin AS):          372470
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      474137
    Number of IPv4 prefixes with a valid ROA:                    541411
    Number of IPv4 prefixes with an invalid ROA:                    552
    Number of IPv4 prefixes with no ROA:                         449817
Total ASes present in the Internet Routing Table:                 76550
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65847
Origin ASes announcing only one prefix:                           26497
Transit ASes present in the Internet Routing Table:               10703
Transit-only ASes present in the Internet Routing Table:            524
Paths with bogon ASNs present in the IPv4 Routing Table:             40
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                      58
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1077
    Number of instances of unregistered ASNs:                      1084
Number of 32-bit ASNs allocated by the RIRs:                      46105
Number of 32-bit ASNs visible in the Routing Table:               37779
Prefixes from 32-bit ASNs in the Routing Table:                  204523
Number of bogon 32-bit ASNs visible in the Routing Table:            40
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            507
Number of addresses announced to Internet:                   3112188160
    Equivalent to 185 /8s, 128 /16s and 57 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      327277

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

Prefixes being announced by APNIC Region ASes:                   257242
    Total APNIC prefixes after maximum aggregation:               76340
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248661
    Unique aggregates announced from the APNIC address blocks:   102610
APNIC Region origin ASes present in the Internet Routing Table:   14450
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4423
APNIC Region transit ASes present in the Internet Routing Table:   1895
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                         42
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9967
Number of APNIC addresses announced to Internet:              753395968
    Equivalent to 44 /8s, 231 /16s and 233 /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, 131072-153913
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:                    289400
    Total ARIN prefixes after maximum aggregation:               127319
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291118
    Unique aggregates announced from the ARIN address blocks:    135013
ARIN Region origin ASes present in the Internet Routing Table:    19190
    ARIN Prefixes per ASN:                                        15.17
ARIN Region origin ASes announcing only one prefix:                7020
ARIN Region transit ASes present in the Internet Routing Table:    1925
Average ARIN Region AS path length visible:                         6.9
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5133
Number of ARIN addresses announced to Internet:              1343399936
    Equivalent to 80 /8s, 18 /16s and 168 /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:                    274779
    Total RIPE prefixes after maximum aggregation:               132086
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271886
    Unique aggregates announced from the RIPE address blocks:    171971
RIPE Region origin ASes present in the Internet Routing Table:    28880
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12045
RIPE Region transit ASes present in the Internet Routing Table:    3888
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12268
Number of RIPE addresses announced to Internet:               732582912
    Equivalent to 43 /8s, 170 /16s and 84 /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:                  132000
    Total LACNIC prefixes after maximum aggregation:              29169
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129109
    Unique aggregates announced from the LACNIC address blocks:   48825
LACNIC Region origin ASes present in the Internet Routing Table:  11210
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2347
LACNIC Region transit ASes present in the Internet Routing Table:  2464
Average LACNIC Region AS path length visible:                       7.7
    Max LACNIC Region AS path length visible:                        58
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9139
Number of LACNIC addresses announced to Internet:             177884416
    Equivalent to 10 /8s, 154 /16s and 77 /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:                  37282
    Total AfriNIC prefixes after maximum aggregation:              6877
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         50499
    Unique aggregates announced from the AfriNIC address blocks:  15305
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     26.38
AfriNIC Region origin ASes announcing only one prefix:              662
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      6.7
    Max AfriNIC Region AS path length visible:                       41
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272
Number of AfriNIC addresses announced to Internet:            104666368
    Equivalent to 6 /8s, 61 /16s and 21 /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       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6207        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4223        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4204        529     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3256       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2838        853     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2195        434     189  TATACOMM-AS TATA Communications formerly 
 45090        2171       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       12700      38945    3725  AMAZON-02, US
   174        5479       8757     879  COGENT-174, US
 11492        4703        312     556  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3380       3034     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        2999       1291    2190  AKAMAI-AS, US
396982        2922       3659     447  GOOGLE-CLOUD-PLATFORM, US
 30036        2584        359     272  MEDIACOM-ENTERPRISE-BUSINESS, 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        7747       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3976       3395     128  AKAMAI-ASN1, NL
  9009        3744        323    1926  M247, RO
 12389        2985       2302     891  ROSTELECOM-AS, RU
 34984        2368        361     579  TELLCOM-AS, TR
212238        1939        140    1427  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1484         98     744  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       11763       3224     604  UNINET, MX
 10620        3542        492     950  Telmex Colombia S.A., CO
 13999        2512        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1330        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1151        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1130        374     163  Axtel, S.A.B. de C.V., MX
 28202        1130         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1109        371      22  Telefonica del Peru S.A.A., PE

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        1684        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1539         97     100  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 20011        1288        199     339  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 37069         843       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         556       1861      35  IAM-AS, MA

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       12700      38945    3725  AMAZON-02, US
  8151       11763       3224     604  UNINET, MX
  9808       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7747       1714     145  UNI2-AS, ES
  7545        6207        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5479       8757     879  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4703        312     556  CABLEONE, US
 18403        4223        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4204        529     272  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       11763        11159  UNINET, MX
  9808       10334        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7747         7602  UNI2-AS, ES
  7545        6207         5546  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5479         4600  COGENT-174, US
 18403        4223         4198  FPT-AS-AP FPT Telecom Company, VN
 11492        4703         4147  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4204         3932  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     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
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US

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
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, 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

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      /10:42      /11:93      /12:307     
/13:586     /14:1229    /15:2187    /16:14018   /17:8344    /18:13882   
/19:24742   /20:44433   /21:52749   /22:113275  /23:104710  /24:611151  
/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        6706        7747  UNI2-AS, ES
  8151        5943       11763  UNINET, MX
 11492        3556        4703  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3622  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2515        3380  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2253       12700  AMAZON-02, US
 30036        2244        2584  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2182        3542  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)
----------------------------------------------

   1:2300      2:1520      3:569       4:10        5:4800      6:165    
   7:6         8:1559      9:1        11:172      12:1385     13:349    
  14:2504     15:347      16:270      17:358      18:917      20:457    
  21:4        22:188      23:7315     24:2774     25:2        27:2734   
  29:19       31:3156     32:44       34:81       35:200      36:2416   
  37:4631     38:9871     39:896      40:153      41:4435     42:1920   
  43:2538     44:348      45:19014    46:4998     47:292      49:1990   
  50:1889     51:589      52:1573     54:306      55:1097     56:9      
  57:252      58:2224     59:1179     60:1166     61:3030     62:3007   
  63:1835     64:5528     65:2210     66:4701     67:3061     68:1119   
  69:4037     70:1117     71:615      72:2922     74:2808     75:1644   
  76:626      77:2745     78:1860     79:1714     80:2229     81:2070   
  82:2337     83:1420     84:1800     85:3318     86:1020     87:2439   
  88:1299     89:4330     90:755      91:8415     92:2800     93:2877   
  94:3934     95:4201     96:1294     97:308      98:976      99:734    
 100:71      101:1380    102:4109    103:32356   104:4674    105:1225   
 106:1015    107:2606    108:1202    109:4112    110:2213    111:3378   
 112:2051    113:1801    114:1944    115:2243    116:2073    117:2735   
 118:2762    119:1961    120:1875    121:1356    122:2766    123:2284   
 124:1576    125:2873    126:94      128:1592    129:1027    130:1301   
 131:1941    132:793     133:450     134:1531    135:370     136:1343   
 137:1110    138:3059    139:1587    140:1549    141:1480    142:1845   
 143:1635    144:1047    145:467     146:2151    147:2064    148:2605   
 149:2895    150:1209    151:1667    152:2155    153:574     154:8153   
 155:1619    156:3591    157:1876    158:1260    159:2423    160:3611   
 161:1893    162:3671    163:1817    164:1720    165:2193    166:1355   
 167:1897    168:4243    169:802     170:5289    171:1001    172:4292   
 173:3269    174:918     175:1285    176:3650    177:5518    178:3811   
 179:2409    180:2592    181:4114    182:3368    183:2013    184:2267   
 185:21671   186:5414    187:4721    188:4240    189:4388    190:9791   
 191:1962    192:11180   193:9430    194:7803    195:5576    196:3526   
 197:3801    198:6113    199:8330    200:8470    201:6408    202:10469  
 203:10687   204:4553    205:3638    206:4636    207:3477    208:4204   
 209:5142    210:4577    211:2527    212:4558    213:3798    214:1055   
 215:42      216:6628    217:3168    218:1353    219:388     220:2116   
 221:1056    222:713     223:2313   

End of report


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