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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Feb 12 18:45:19 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 12 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:                              991561
    Prefixes after maximum aggregation (per Origin AS):          372465
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      474276
    Number of IPv4 prefixes with a valid ROA:                    541793
    Number of IPv4 prefixes with an invalid ROA:                    454
    Number of IPv4 prefixes with no ROA:                         449313
Total ASes present in the Internet Routing Table:                 76569
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65750
Origin ASes announcing only one prefix:                           26517
Transit ASes present in the Internet Routing Table:               10819
Transit-only ASes present in the Internet Routing Table:            532
Paths with bogon ASNs present in the IPv4 Routing Table:             84
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1074
    Number of instances of unregistered ASNs:                      1079
Number of 32-bit ASNs allocated by the RIRs:                      46121
Number of 32-bit ASNs visible in the Routing Table:               37802
Prefixes from 32-bit ASNs in the Routing Table:                  204903
Number of bogon 32-bit ASNs visible in the Routing Table:            25
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            506
Number of addresses announced to Internet:                   3112072448
    Equivalent to 185 /8s, 126 /16s and 117 /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:      327213

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

Prefixes being announced by APNIC Region ASes:                   257249
    Total APNIC prefixes after maximum aggregation:               76358
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248703
    Unique aggregates announced from the APNIC address blocks:   102661
APNIC Region origin ASes present in the Internet Routing Table:   14468
    APNIC Prefixes per ASN:                                       17.19
APNIC Region origin ASes announcing only one prefix:               4429
APNIC Region transit ASes present in the Internet Routing Table:   1909
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9981
Number of APNIC addresses announced to Internet:              753303296
    Equivalent to 44 /8s, 230 /16s and 127 /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:                    289012
    Total ARIN prefixes after maximum aggregation:               127320
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291068
    Unique aggregates announced from the ARIN address blocks:    135091
ARIN Region origin ASes present in the Internet Routing Table:    19188
    ARIN Prefixes per ASN:                                        15.17
ARIN Region origin ASes announcing only one prefix:                7019
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:    5133
Number of ARIN addresses announced to Internet:              1343385344
    Equivalent to 80 /8s, 18 /16s and 111 /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:                    274956
    Total RIPE prefixes after maximum aggregation:               132041
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271832
    Unique aggregates announced from the RIPE address blocks:    171929
RIPE Region origin ASes present in the Internet Routing Table:    28878
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12050
RIPE Region transit ASes present in the Internet Routing Table:    3934
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12275
Number of RIPE addresses announced to Internet:               732562432
    Equivalent to 43 /8s, 170 /16s and 4 /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:                  132013
    Total LACNIC prefixes after maximum aggregation:              29164
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129088
    Unique aggregates announced from the LACNIC address blocks:   48854
LACNIC Region origin ASes present in the Internet Routing Table:  11205
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2355
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:  9138
Number of LACNIC addresses announced to Internet:             177878784
    Equivalent to 10 /8s, 154 /16s and 55 /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:                  37257
    Total AfriNIC prefixes after maximum aggregation:              6905
    AfriNIC Deaggregation factor:                                  5.40
Prefixes being announced from the AfriNIC address blocks:         50364
    Unique aggregates announced from the AfriNIC address blocks:  15329
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     26.27
AfriNIC Region origin ASes announcing only one prefix:              664
AfriNIC Region transit ASes present in the Internet Routing Table:  376
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: 1275
Number of AfriNIC addresses announced to Internet:            104680448
    Equivalent to 6 /8s, 61 /16s and 76 /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        6208        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4218        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4214        530     273  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        2837        853     530  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2196        434     188  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       12721      38947    3727  AMAZON-02, US
   174        5469       8758     881  COGENT-174, US
 11492        4703        312     556  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3620       1320      81  SHAW, CA
 22773        3378       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3002       1291    2192  AKAMAI-AS, US
396982        2924       3659     447  GOOGLE-CLOUD-PLATFORM, US
 30036        2587        359     261  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        7750       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3977       3395     129  AKAMAI-ASN1, NL
  9009        3735        322    1918  M247, RO
 12389        2984       2303     890  ROSTELECOM-AS, RU
 34984        2369        361     580  TELLCOM-AS, TR
212238        1959        141    1447  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1543       1852      14  TE-AS TE-AS, EG
 62240        1489         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       11769       3224     600  UNINET, MX
 10620        3542        492     950  Telmex Colombia S.A., CO
 13999        2512        539     365  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1349       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1157        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        1110        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        1677        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        1001        521      42  Vodafone-, EG
 37069         843       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         557       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       12721      38947    3727  AMAZON-02, US
  8151       11769       3224     600  UNINET, MX
  9808       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7750       1714     145  UNI2-AS, ES
  7545        6208        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5469       8758     881  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4703        312     556  CABLEONE, US
 18403        4218        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4214        530     273  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       11769        11169  UNINET, MX
  9808       10334        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7750         7605  UNI2-AS, ES
  7545        6208         5547  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5469         4588  COGENT-174, US
 18403        4218         4193  FPT-AS-AP FPT Telecom Company, VN
 11492        4703         4147  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4214         3941  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    /16:14020   /17:8340    /18:13878   
/19:24696   /20:44386   /21:52739   /22:113239  /23:104696  /24:611091  
/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        6707        7750  UNI2-AS, ES
  8151        5948       11769  UNINET, MX
 11492        3556        4703  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3620  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2513        3378  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2260       12721  AMAZON-02, US
 30036        2247        2587  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)
----------------------------------------------

   1:2301      2:1520      3:569       4:10        5:4797      6:165    
   7:6         8:1559      9:1        11:172      12:1383     13:350    
  14:2504     15:347      16:270      17:359      18:917      20:457    
  21:4        22:188      23:7310     24:2777     25:2        27:2734   
  29:19       31:3158     32:46       34:81       35:200      36:2415   
  37:4630     38:9902     39:896      40:153      41:4435     42:1915   
  43:2539     44:348      45:18997    46:4993     47:292      49:1986   
  50:1888     51:589      52:1573     54:306      55:994      56:9      
  57:252      58:2226     59:1180     60:1166     61:3030     62:3011   
  63:1836     64:5520     65:2208     66:4702     67:3065     68:1110   
  69:4030     70:1116     71:615      72:2921     74:2807     75:1642   
  76:627      77:2744     78:1859     79:1715     80:2228     81:2058   
  82:2384     83:1420     84:1800     85:3321     86:1022     87:2436   
  88:1296     89:4328     90:757      91:8391     92:2802     93:2878   
  94:3933     95:4202     96:1324     97:308      98:978      99:738    
 100:71      101:1376    102:4091    103:32366   104:4678    105:1225   
 106:1007    107:2609    108:1201    109:4115    110:2202    111:3371   
 112:2050    113:1807    114:1945    115:2251    116:2083    117:2738   
 118:2764    119:1961    120:1871    121:1348    122:2767    123:2292   
 124:1575    125:2873    126:94      128:1600    129:1028    130:1301   
 131:1938    132:862     133:450     134:1526    135:370     136:1342   
 137:1108    138:3066    139:1589    140:1554    141:1482    142:1848   
 143:1631    144:1053    145:467     146:2151    147:2064    148:2599   
 149:2899    150:1216    151:1671    152:2127    153:575     154:8080   
 155:1622    156:3590    157:1882    158:1250    159:2422    160:3617   
 161:1893    162:3674    163:1812    164:1721    165:2193    166:1354   
 167:1904    168:4245    169:803     170:5288    171:1002    172:4293   
 173:3271    174:916     175:1289    176:3646    177:5511    178:3817   
 179:2404    180:2597    181:4114    182:3368    183:2013    184:2266   
 185:21657   186:5404    187:4735    188:4238    189:4375    190:9791   
 191:1964    192:11181   193:9420    194:7798    195:5579    196:3553   
 197:3784    198:6114    199:8337    200:8468    201:6419    202:10473  
 203:10687   204:4551    205:3675    206:4632    207:3475    208:4192   
 209:5142    210:4584    211:2527    212:4552    213:3798    214:1055   
 215:42      216:6625    217:3174    218:1353    219:386     220:2114   
 221:1055    222:711     223:2314   

End of report


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