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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Feb 3 18:45:33 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 03 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:                              990954
    Prefixes after maximum aggregation (per Origin AS):          372186
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      473634
    Number of IPv4 prefixes with a valid ROA:                    537104
    Number of IPv4 prefixes with an invalid ROA:                    807
    Number of IPv4 prefixes with no ROA:                         453043
Total ASes present in the Internet Routing Table:                 76503
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65772
Origin ASes announcing only one prefix:                           26454
Transit ASes present in the Internet Routing Table:               10731
Transit-only ASes present in the Internet Routing Table:            518
Paths with bogon ASNs present in the IPv4 Routing Table:             43
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:              1103
    Number of instances of unregistered ASNs:                      1110
Number of 32-bit ASNs allocated by the RIRs:                      46096
Number of 32-bit ASNs visible in the Routing Table:               37724
Prefixes from 32-bit ASNs in the Routing Table:                  204479
Number of bogon 32-bit ASNs visible in the Routing Table:            42
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            525
Number of addresses announced to Internet:                   3111562496
    Equivalent to 185 /8s, 118 /16s and 173 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      327259

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

Prefixes being announced by APNIC Region ASes:                   256736
    Total APNIC prefixes after maximum aggregation:               76221
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248283
    Unique aggregates announced from the APNIC address blocks:   102550
APNIC Region origin ASes present in the Internet Routing Table:   14428
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4399
APNIC Region transit ASes present in the Internet Routing Table:   1892
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:   9952
Number of APNIC addresses announced to Internet:              753098240
    Equivalent to 44 /8s, 227 /16s and 94 /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:                    289526
    Total ARIN prefixes after maximum aggregation:               127406
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291220
    Unique aggregates announced from the ARIN address blocks:    134888
ARIN Region origin ASes present in the Internet Routing Table:    19184
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7014
ARIN Region transit ASes present in the Internet Routing Table:    1927
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:    5126
Number of ARIN addresses announced to Internet:              1343812864
    Equivalent to 80 /8s, 24 /16s and 245 /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:                    274744
    Total RIPE prefixes after maximum aggregation:               131983
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271814
    Unique aggregates announced from the RIPE address blocks:    171593
RIPE Region origin ASes present in the Internet Routing Table:    28874
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12037
RIPE Region transit ASes present in the Internet Routing Table:    3905
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:   12241
Number of RIPE addresses announced to Internet:               731916800
    Equivalent to 43 /8s, 160 /16s and 42 /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:                  131870
    Total LACNIC prefixes after maximum aggregation:              29093
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         128987
    Unique aggregates announced from the LACNIC address blocks:   48807
LACNIC Region origin ASes present in the Internet Routing Table:  11193
    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:  2474
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:  9128
Number of LACNIC addresses announced to Internet:             177808896
    Equivalent to 10 /8s, 153 /16s and 38 /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:                  36975
    Total AfriNIC prefixes after maximum aggregation:              6801
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         50125
    Unique aggregates announced from the AfriNIC address blocks:  15376
AfriNIC Region origin ASes present in the Internet Routing Table:  1920
    AfriNIC Prefixes per ASN:                                     26.11
AfriNIC Region origin ASes announcing only one prefix:              660
AfriNIC Region transit ASes present in the Internet Routing Table:  373
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: 1277
Number of AfriNIC addresses announced to Internet:            104666112
    Equivalent to 6 /8s, 61 /16s and 20 /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        6202        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4190        529     271  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4173        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3913       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3254       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2838        853     537  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       12692      38941    3743  AMAZON-02, US
   174        5522       8759     882  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        2970       1283    2183  AKAMAI-AS, US
396982        2915       3659     441  GOOGLE-CLOUD-PLATFORM, US
   367        2577       3024    1240  DNIC-ASBLK-00306-00371, 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        7726       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3977       3395     127  AKAMAI-ASN1, NL
  9009        3735        321    1917  M247, RO
 12389        2984       2302     890  ROSTELECOM-AS, RU
 34984        2369        361     580  TELLCOM-AS, TR
212238        1909        137    1407  CDNEXT, GB
  8452        1614       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1495         98     747  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       11724       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        1991        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        1132        373     162  Axtel, S.A.B. de C.V., MX
 28202        1128         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1103        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        1538         97      99  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         842       1083      15  MOBINIL, EG
  6713         556       1861      34  IAM-AS, MA
 36914         554         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       12692      38941    3743  AMAZON-02, US
  8151       11724       3224     603  UNINET, MX
  9808       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7726       1711     144  UNI2-AS, ES
  7545        6202        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5522       8759     882  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4697        312     552  CABLEONE, US
  9498        4190        529     271  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4177        287      86  VIASAT-SP-BACKBONE, US

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       11724        11121  UNINET, MX
  9808       10333        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7726         7582  UNI2-AS, ES
  7545        6202         5544  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5522         4640  COGENT-174, US
 18403        4173         4150  FPT-AS-AP FPT Telecom Company, VN
 11492        4697         4145  CABLEONE, US
  7155        4177         4091  VIASAT-SP-BACKBONE, US
  9498        4190         3919  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      /12:307     
/13:588     /14:1229    /15:2189    /16:14006   /17:8330    /18:13881   
/19:24762   /20:44427   /21:52619   /22:113328  /23:104692  /24:610430  
/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        6687        7726  UNI2-AS, ES
  8151        5907       11724  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        2271       12692  AMAZON-02, US
 30036        2237        2576  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)
----------------------------------------------

   1:2300      2:1536      3:568       4:9         5:4987      6:164    
   7:6         8:1548      9:1        11:172      12:1382     13:348    
  14:2501     15:343      16:270      17:359      18:913      20:457    
  21:4        22:188      23:7291     24:2775     25:2        27:2750   
  29:19       31:3144     32:47       34:75       35:188      36:2414   
  37:4687     38:9922     39:896      40:155      41:4445     42:1909   
  43:2527     44:348      45:18913    46:5000     47:293      49:1995   
  50:1862     51:590      52:1573     54:307      55:1141     56:9      
  57:248      58:2214     59:1189     60:1162     61:2880     62:2998   
  63:1842     64:5501     65:2220     66:4699     67:3062     68:1179   
  69:4056     70:1113     71:614      72:2929     74:2800     75:1643   
  76:629      77:2731     78:1862     79:1685     80:2224     81:2073   
  82:2192     83:1518     84:1801     85:3311     86:1011     87:2445   
  88:1293     89:4385     90:755      91:8418     92:2791     93:2896   
  94:3931     95:4203     96:1295     97:308      98:992      99:736    
 100:71      101:1376    102:4133    103:32407   104:4681    105:1121   
 106:1014    107:2601    108:1170    109:4066    110:2216    111:3398   
 112:2051    113:1800    114:1944    115:2240    116:2044    117:2745   
 118:2762    119:1957    120:1875    121:1351    122:2764    123:2177   
 124:1596    125:2866    126:94      128:1604    129:1026    130:1299   
 131:1921    132:808     133:450     134:1521    135:367     136:1346   
 137:1110    138:3044    139:1598    140:1537    141:1477    142:1839   
 143:1636    144:1050    145:467     146:2148    147:2055    148:2597   
 149:2901    150:1202    151:1645    152:2066    153:574     154:8237   
 155:1620    156:3542    157:1879    158:1257    159:2416    160:3598   
 161:1850    162:3661    163:1804    164:1721    165:2194    166:1321   
 167:1899    168:4225    169:804     170:5262    171:999     172:4299   
 173:3242    174:917     175:1288    176:3639    177:5493    178:3833   
 179:2378    180:2589    181:4103    182:3369    183:2015    184:2272   
 185:21637   186:5415    187:4683    188:4261    189:4337    190:9794   
 191:1945    192:11256   193:9416    194:7781    195:5575    196:3500   
 197:3762    198:6101    199:8315    200:8448    201:6397    202:10449  
 203:10678   204:4547    205:3648    206:4642    207:3472    208:4214   
 209:5149    210:4611    211:2518    212:4546    213:3793    214:1053   
 215:42      216:6645    217:3167    218:1353    219:388     220:2109   
 221:1055    222:713     223:2314   

End of report


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