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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 22 18:46:11 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 22 Jan, 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:                              989704
    Prefixes after maximum aggregation (per Origin AS):          371324
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      473008
    Number of IPv4 prefixes with a valid ROA:                    534729
    Number of IPv4 prefixes with an invalid ROA:                    444
    Number of IPv4 prefixes with no ROA:                         454531
Total ASes present in the Internet Routing Table:                 76488
    Prefixes per ASN:                                             12.94
Origin-only ASes present in the Internet Routing Table:           65750
Origin ASes announcing only one prefix:                           26481
Transit ASes present in the Internet Routing Table:               10738
Transit-only ASes present in the Internet Routing Table:            516
Paths with bogon ASNs present in the IPv4 Routing Table:             27
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                     208
    Max AS path prepend of ASN (153261)                             200
Prefixes from unregistered ASNs in the Routing Table:              1092
    Number of instances of unregistered ASNs:                      1099
Number of 32-bit ASNs allocated by the RIRs:                      46044
Number of 32-bit ASNs visible in the Routing Table:               37675
Prefixes from 32-bit ASNs in the Routing Table:                  204169
Number of bogon 32-bit ASNs visible in the Routing Table:            29
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            532
Number of addresses announced to Internet:                   3117171968
    Equivalent to 185 /8s, 204 /16s and 69 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      326316

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

Prefixes being announced by APNIC Region ASes:                   256495
    Total APNIC prefixes after maximum aggregation:               76107
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248052
    Unique aggregates announced from the APNIC address blocks:   102477
APNIC Region origin ASes present in the Internet Routing Table:   14425
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4415
APNIC Region transit ASes present in the Internet Routing Table:   1898
Average APNIC Region AS path length visible:                        7.5
    Max APNIC Region AS path length visible:                        208
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9949
Number of APNIC addresses announced to Internet:              755245824
    Equivalent to 45 /8s, 4 /16s and 35 /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:                    289127
    Total ARIN prefixes after maximum aggregation:               126918
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290773
    Unique aggregates announced from the ARIN address blocks:    134331
ARIN Region origin ASes present in the Internet Routing Table:    19185
    ARIN Prefixes per ASN:                                        15.16
ARIN Region origin ASes announcing only one prefix:                7019
ARIN Region transit ASes present in the Internet Routing Table:    1934
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:    5113
Number of ARIN addresses announced to Internet:              1346353152
    Equivalent to 80 /8s, 63 /16s and 184 /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:                    274184
    Total RIPE prefixes after maximum aggregation:               131545
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271128
    Unique aggregates announced from the RIPE address blocks:    171247
RIPE Region origin ASes present in the Internet Routing Table:    28868
    RIPE Prefixes per ASN:                                         9.39
RIPE Region origin ASes announcing only one prefix:               12050
RIPE Region transit ASes present in the Internet Routing Table:    3894
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12219
Number of RIPE addresses announced to Internet:               733300992
    Equivalent to 43 /8s, 181 /16s and 73 /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:                  132326
    Total LACNIC prefixes after maximum aggregation:              29058
    LACNIC Deaggregation factor:                                   4.55
Prefixes being announced from the LACNIC address blocks:         129523
    Unique aggregates announced from the LACNIC address blocks:   48793
LACNIC Region origin ASes present in the Internet Routing Table:  11189
    LACNIC Prefixes per ASN:                                      11.58
LACNIC Region origin ASes announcing only one prefix:              2340
LACNIC Region transit ASes present in the Internet Routing Table:  2482
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:  9118
Number of LACNIC addresses announced to Internet:             177413888
    Equivalent to 10 /8s, 147 /16s and 31 /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:                  36480
    Total AfriNIC prefixes after maximum aggregation:              7010
    AfriNIC Deaggregation factor:                                  5.20
Prefixes being announced from the AfriNIC address blocks:         49696
    Unique aggregates announced from the AfriNIC address blocks:  15736
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     25.92
AfriNIC Region origin ASes announcing only one prefix:              657
AfriNIC Region transit ASes present in the Internet Routing Table:  372
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: 1276
Number of AfriNIC addresses announced to Internet:            104595456
    Equivalent to 6 /8s, 60 /16s and 0 /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       10336       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6194        841     658  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4227        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4149        528     277  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3677       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3252       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2821        846     546  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        434     190  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       12590      38854    3708  AMAZON-02, US
   174        6095       8762     897  COGENT-174, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
  6327        3615       1320      81  SHAW, CA
 22773        3383       3033     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        2973       1280    2183  AKAMAI-AS, US
396982        2901       3657     442  GOOGLE-CLOUD-PLATFORM, US
 30036        2573        358     275  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        7700       1711     144  UNI2-AS, ES
 39891        4814        294      63  ALJAWWALSTC-AS, SA
 20940        3983       3395     127  AKAMAI-ASN1, NL
  9009        3742        321    1903  M247, RO
 12389        2978       2301     888  ROSTELECOM-AS, RU
 34984        2370        361     579  TELLCOM-AS, TR
212238        1901        136    1401  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1499         99     752  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       11654       3220     604  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2512        539     364  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1167        374     163  Axtel, S.A.B. de C.V., MX
 11664        1148        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1127         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        1682        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 36992        1425       1518     286  ETISALAT-MISR, EG
 29571        1408         89     310  ORANGE-COTE-IVOIRE, CI
 20011        1281        198     332  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 37069         867       1083      15  MOBINIL, EG
  6713         556       1861      35  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       12590      38854    3708  AMAZON-02, US
  8151       11654       3220     604  UNINET, MX
  9808       10336       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7700       1711     144  UNI2-AS, ES
  7545        6194        841     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6095       8762     897  COGENT-174, US
 39891        4814        294      63  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4227        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        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       11654        11050  UNINET, MX
  9808       10336        10249  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7700         7556  UNI2-AS, ES
  7545        6194         5536  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6095         5198  COGENT-174, US
 39891        4814         4751  ALJAWWALSTC-AS, SA
 18403        4227         4204  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
  7552        3912         3887  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    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
23.140.176.0/24      Origin:     40676  AS40676, US
23.140.176.0/24     Transit:      7922  COMCAST-7922, 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      /12:310     
/13:589     /14:1233    /15:2193    /16:14021   /17:8329    /18:13867   
/19:24765   /20:44431   /21:52663   /22:113246  /23:104608  /24:609282  
/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        6661        7700  UNI2-AS, ES
  8151        5850       11654  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3505        4814  ALJAWWALSTC-AS, SA
  6327        3410        3615  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2519        3383  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2248       12590  AMAZON-02, US
 30036        2234        2573  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2179        3539  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)
----------------------------------------------

   1:2294      2:1565      3:548       4:9         5:4811      6:165    
   7:6         8:1548      9:1        11:172      12:1386     13:352    
  14:2494     15:336      16:270      17:360      18:903      20:457    
  21:4        22:188      23:7268     24:2771     25:2        27:2733   
  29:19       31:3135     32:46       34:74       35:184      36:2409   
  37:4560     38:10349    39:894      40:151      41:4392     42:1930   
  43:2536     44:348      45:18970    46:4997     47:293      49:2000   
  50:1871     51:586      52:1571     54:307      55:1023     56:9      
  57:245      58:2214     59:1187     60:1161     61:2882     62:3010   
  63:1842     64:5495     65:2219     66:4700     67:3049     68:1165   
  69:4043     70:1105     71:613      72:2923     74:2806     75:1642   
  76:632      77:2723     78:1857     79:1730     80:2232     81:2073   
  82:1972     83:1420     84:1796     85:3296     86:992      87:2441   
  88:1295     89:4352     90:756      91:8427     92:2789     93:2896   
  94:3858     95:4185     96:1270     97:309      98:986      99:737    
 100:71      101:1376    102:3940    103:32389   104:4625    105:1117   
 106:1013    107:2598    108:1191    109:4100    110:2220    111:3359   
 112:2049    113:1788    114:1938    115:2237    116:2044    117:2741   
 118:2785    119:1966    120:1874    121:1355    122:2751    123:2177   
 124:1596    125:2852    126:61      128:1621    129:1017    130:1280   
 131:1917    132:812     133:451     134:1515    135:370     136:1346   
 137:1109    138:3056    139:1571    140:1524    141:1488    142:1844   
 143:1626    144:1020    145:471     146:2138    147:2056    148:2605   
 149:2918    150:1208    151:1657    152:2107    153:574     154:8247   
 155:1554    156:3505    157:1875    158:1257    159:2423    160:3534   
 161:1838    162:3660    163:1798    164:1716    165:2185    166:1337   
 167:1886    168:4258    169:801     170:5261    171:1000    172:4049   
 173:3208    174:917     175:1286    176:3634    177:5656    178:3830   
 179:2331    180:2583    181:4096    182:3366    183:2038    184:2272   
 185:21592   186:5552    187:4743    188:4272    189:4326    190:9785   
 191:1984    192:11242   193:9398    194:7766    195:5557    196:3498   
 197:3646    198:6086    199:8303    200:8477    201:6478    202:10435  
 203:10657   204:4544    205:3646    206:4650    207:3494    208:4217   
 209:5148    210:4562    211:2514    212:4551    213:3803    214:1047   
 215:42      216:6639    217:3159    218:1353    219:388     220:2106   
 221:1055    222:715     223:2315   

End of report


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