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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Feb 2 18:45:17 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sun 02 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:                              990548
    Prefixes after maximum aggregation (per Origin AS):          372139
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      473688
    Number of IPv4 prefixes with a valid ROA:                    536448
    Number of IPv4 prefixes with an invalid ROA:                    499
    Number of IPv4 prefixes with no ROA:                         453601
Total ASes present in the Internet Routing Table:                 76503
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65778
Origin ASes announcing only one prefix:                           26481
Transit ASes present in the Internet Routing Table:               10725
Transit-only ASes present in the Internet Routing Table:            514
Paths with bogon ASNs present in the IPv4 Routing Table:             37
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:              1102
    Number of instances of unregistered ASNs:                      1109
Number of 32-bit ASNs allocated by the RIRs:                      46095
Number of 32-bit ASNs visible in the Routing Table:               37721
Prefixes from 32-bit ASNs in the Routing Table:                  204068
Number of bogon 32-bit ASNs visible in the Routing Table:            38
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            525
Number of addresses announced to Internet:                   3113401344
    Equivalent to 185 /8s, 146 /16s and 188 /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:      327016

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

Prefixes being announced by APNIC Region ASes:                   256413
    Total APNIC prefixes after maximum aggregation:               76193
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          247972
    Unique aggregates announced from the APNIC address blocks:   102509
APNIC Region origin ASes present in the Internet Routing Table:   14423
    APNIC Prefixes per ASN:                                       17.19
APNIC Region origin ASes announcing only one prefix:               4414
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:   9945
Number of APNIC addresses announced to Internet:              753251072
    Equivalent to 44 /8s, 229 /16s and 179 /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:                    289490
    Total ARIN prefixes after maximum aggregation:               127354
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291215
    Unique aggregates announced from the ARIN address blocks:    134910
ARIN Region origin ASes present in the Internet Routing Table:    19185
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7017
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:    5128
Number of ARIN addresses announced to Internet:              1344851456
    Equivalent to 80 /8s, 40 /16s and 206 /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:                    274711
    Total RIPE prefixes after maximum aggregation:               131994
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271717
    Unique aggregates announced from the RIPE address blocks:    171642
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:               12047
RIPE Region transit ASes present in the Internet Routing Table:    3903
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12243
Number of RIPE addresses announced to Internet:               732492800
    Equivalent to 43 /8s, 168 /16s and 244 /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:                  131904
    Total LACNIC prefixes after maximum aggregation:              29102
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129044
    Unique aggregates announced from the LACNIC address blocks:   48848
LACNIC Region origin ASes present in the Internet Routing Table:  11197
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2344
LACNIC Region transit ASes present in the Internet Routing Table:  2479
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:  9131
Number of LACNIC addresses announced to Internet:             177894656
    Equivalent to 10 /8s, 154 /16s and 117 /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:                  36928
    Total AfriNIC prefixes after maximum aggregation:              6813
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         50075
    Unique aggregates announced from the AfriNIC address blocks:  15359
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     26.11
AfriNIC Region origin ASes announcing only one prefix:              659
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1274
Number of AfriNIC addresses announced to Internet:            104651776
    Equivalent to 6 /8s, 60 /16s and 220 /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       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6201        843     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4174        528     272  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4158        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3255       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2832        852     536  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2202        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       12685      38941    3740  AMAZON-02, US
   174        5532       8759     883  COGENT-174, US
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3386       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        2962       1278    2185  AKAMAI-AS, US
396982        2905       3657     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2577        358     277  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        7759       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3967       3395     127  AKAMAI-ASN1, NL
  9009        3729        320    1913  M247, RO
 12389        2984       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1903        136    1403  CDNEXT, GB
  8452        1614       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1496         99     748  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       11722       3224     603  UNINET, MX
 10620        3540        492     954  Telmex Colombia S.A., CO
 13999        2502        539     365  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1159        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1137        374     163  Axtel, S.A.B. de C.V., MX
 28202        1128         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1102        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        1681        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1546         98     102  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        1018        523      45  Vodafone-, EG
 37069         871       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE

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       12685      38941    3740  AMAZON-02, US
  8151       11722       3224     603  UNINET, MX
  9808       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7759       1711     144  UNI2-AS, ES
  7545        6201        843     657  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5532       8759     883  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
  9498        4174        528     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       11722        11119  UNINET, MX
  9808       10333        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7759         7615  UNI2-AS, ES
  7545        6201         5544  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5532         4649  COGENT-174, US
 11492        4697         4145  CABLEONE, US
 18403        4158         4135  FPT-AS-AP FPT Telecom Company, VN
  7155        4177         4091  VIASAT-SP-BACKBONE, US
  9498        4174         3902  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
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     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

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      /11:92      /12:308     
/13:588     /14:1230    /15:2189    /16:14007   /17:8334    /18:13889   
/19:24780   /20:44436   /21:52694   /22:113292  /23:104697  /24:609938  
/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        6719        7759  UNI2-AS, ES
  8151        5905       11722  UNINET, MX
 11492        3555        4697  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3125        4177  VIASAT-SP-BACKBONE, US
 22773        2521        3386  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2268       12685  AMAZON-02, US
 30036        2238        2577  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2180        3540  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)
----------------------------------------------

   1:2296      2:1537      3:568       4:9         5:4856      6:165    
   7:6         8:1547      9:1        11:172      12:1382     13:349    
  14:2500     15:343      16:270      17:359      18:913      20:457    
  21:4        22:188      23:7279     24:2776     25:2        27:2738   
  29:19       31:3147     32:47       34:75       35:184      36:2414   
  37:4642     38:9917     39:896      40:151      41:4433     42:1907   
  43:2534     44:349      45:18938    46:5005     47:293      49:1995   
  50:1869     51:589      52:1573     54:307      55:1140     56:9      
  57:245      58:2214     59:1187     60:1162     61:2872     62:3009   
  63:1841     64:5526     65:2220     66:4705     67:3066     68:1178   
  69:4051     70:1105     71:614      72:2930     74:2799     75:1643   
  76:628      77:2735     78:1862     79:1685     80:2233     81:2075   
  82:2158     83:1428     84:1801     85:3310     86:1004     87:2448   
  88:1294     89:4371     90:757      91:8425     92:2782     93:2891   
  94:3937     95:4197     96:1293     97:308      98:992      99:737    
 100:71      101:1378    102:4080    103:32348   104:4674    105:1121   
 106:1013    107:2601    108:1170    109:4119    110:2200    111:3397   
 112:2051    113:1780    114:1945    115:2238    116:2042    117:2743   
 118:2764    119:1957    120:1863    121:1343    122:2764    123:2172   
 124:1596    125:2864    126:94      128:1605    129:1025    130:1292   
 131:1929    132:808     133:451     134:1520    135:367     136:1341   
 137:1108    138:3044    139:1590    140:1532    141:1489    142:1839   
 143:1637    144:1034    145:466     146:2148    147:2062    148:2601   
 149:2903    150:1202    151:1642    152:2070    153:574     154:8198   
 155:1615    156:3599    157:1881    158:1254    159:2419    160:3591   
 161:1847    162:3670    163:1801    164:1718    165:2193    166:1321   
 167:1897    168:4219    169:803     170:5275    171:999     172:4303   
 173:3256    174:917     175:1287    176:3639    177:5446    178:3835   
 179:2373    180:2588    181:4104    182:3370    183:2015    184:2270   
 185:21649   186:5422    187:4675    188:4279    189:4344    190:9798   
 191:1950    192:11243   193:9408    194:7775    195:5576    196:3497   
 197:3743    198:6103    199:8309    200:8487    201:6405    202:10437  
 203:10656   204:4539    205:3639    206:4636    207:3498    208:4214   
 209:5148    210:4565    211:2511    212:4548    213:3795    214:1051   
 215:42      216:6655    217:3170    218:1352    219:388     220:2109   
 221:1056    222:713     223:2315   

End of report


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