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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 21 18:45:54 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 21 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:                              988975
    Prefixes after maximum aggregation (per Origin AS):          370879
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      472449
    Number of IPv4 prefixes with a valid ROA:                    533990
    Number of IPv4 prefixes with an invalid ROA:                    462
    Number of IPv4 prefixes with no ROA:                         454523
Total ASes present in the Internet Routing Table:                 76482
    Prefixes per ASN:                                             12.93
Origin-only ASes present in the Internet Routing Table:           65754
Origin ASes announcing only one prefix:                           26475
Transit ASes present in the Internet Routing Table:               10728
Transit-only ASes present in the Internet Routing Table:            520
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:                                      58
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1096
    Number of instances of unregistered ASNs:                      1103
Number of 32-bit ASNs allocated by the RIRs:                      46055
Number of 32-bit ASNs visible in the Routing Table:               37668
Prefixes from 32-bit ASNs in the Routing Table:                  203690
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:            533
Number of addresses announced to Internet:                   3117129472
    Equivalent to 185 /8s, 203 /16s and 159 /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:      325975

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

Prefixes being announced by APNIC Region ASes:                   256115
    Total APNIC prefixes after maximum aggregation:               76009
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          247958
    Unique aggregates announced from the APNIC address blocks:   102420
APNIC Region origin ASes present in the Internet Routing Table:   14424
    APNIC Prefixes per ASN:                                       17.19
APNIC Region origin ASes announcing only one prefix:               4410
APNIC Region transit ASes present in the Internet Routing Table:   1895
Average APNIC Region AS path length visible:                        7.5
    Max APNIC Region AS path length visible:                         42
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9946
Number of APNIC addresses announced to Internet:              755199488
    Equivalent to 45 /8s, 3 /16s and 110 /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:                    289116
    Total ARIN prefixes after maximum aggregation:               126835
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290809
    Unique aggregates announced from the ARIN address blocks:    134252
ARIN Region origin ASes present in the Internet Routing Table:    19182
    ARIN Prefixes per ASN:                                        15.16
ARIN Region origin ASes announcing only one prefix:                7012
ARIN Region transit ASes present in the Internet Routing Table:    1928
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:    5111
Number of ARIN addresses announced to Internet:              1346289152
    Equivalent to 80 /8s, 62 /16s and 190 /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:                    274212
    Total RIPE prefixes after maximum aggregation:               131518
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271179
    Unique aggregates announced from the RIPE address blocks:    171139
RIPE Region origin ASes present in the Internet Routing Table:    28857
    RIPE Prefixes per ASN:                                         9.40
RIPE Region origin ASes announcing only one prefix:               12044
RIPE Region transit ASes present in the Internet Routing Table:    3895
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:   12215
Number of RIPE addresses announced to Internet:               733267712
    Equivalent to 43 /8s, 180 /16s and 199 /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:                  132036
    Total LACNIC prefixes after maximum aggregation:              29057
    LACNIC Deaggregation factor:                                   4.54
Prefixes being announced from the LACNIC address blocks:         129262
    Unique aggregates announced from the LACNIC address blocks:   48826
LACNIC Region origin ASes present in the Internet Routing Table:  11192
    LACNIC Prefixes per ASN:                                      11.55
LACNIC Region origin ASes announcing only one prefix:              2351
LACNIC Region transit ASes present in the Internet Routing Table:  2476
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:  9121
Number of LACNIC addresses announced to Internet:             177498624
    Equivalent to 10 /8s, 148 /16s and 106 /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:                  36400
    Total AfriNIC prefixes after maximum aggregation:              6770
    AfriNIC Deaggregation factor:                                  5.38
Prefixes being announced from the AfriNIC address blocks:         49234
    Unique aggregates announced from the AfriNIC address blocks:  15387
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     25.68
AfriNIC Region origin ASes announcing only one prefix:              658
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: 1275
Number of AfriNIC addresses announced to Internet:            104611584
    Equivalent to 6 /8s, 60 /16s and 63 /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       10325       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6195        842     659  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4238        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4147        528     276  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        2820        846     545  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       12583      38853    3702  AMAZON-02, US
   174        6091       8761     896  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        2977       1281    2186  AKAMAI-AS, US
396982        2901       3657     442  GOOGLE-CLOUD-PLATFORM, US
 30036        2572        358     281  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        7644       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4000       3395     127  AKAMAI-ASN1, NL
  9009        3743        321    1902  M247, RO
 12389        2977       2301     888  ROSTELECOM-AS, RU
 34984        2370        361     579  TELLCOM-AS, TR
212238        1896        135    1400  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       11686       3228     596  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2535        538     368  Mega Cable, S.A. de C.V., MX
 11830        1993        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        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1152        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1127         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1108        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
 29571        1541         97     104  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1236        193     304  INTERNET-SOLUTIONS, ZA
 36935        1002        521      42  Vodafone-, EG
 37069         832       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         547         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       12583      38853    3702  AMAZON-02, US
  8151       11686       3228     596  UNINET, MX
  9808       10325       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7644       1709     143  UNI2-AS, ES
  7545        6195        842     659  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6091       8761     896  COGENT-174, US
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4238        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       11686        11090  UNINET, MX
  9808       10325        10238  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7644         7501  UNI2-AS, ES
  7545        6195         5536  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6091         5195  COGENT-174, US
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4238         4215  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    /16:14013   /17:8332    /18:13871   
/19:24770   /20:44374   /21:52677   /22:113267  /23:104557  /24:608622  
/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        6606        7644  UNI2-AS, ES
  8151        5855       11686  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3441        4750  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        2244       12583  AMAZON-02, US
 30036        2233        2572  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)
----------------------------------------------

   1:2293      2:1573      3:549       4:9         5:4874      6:165    
   7:6         8:1548      9:1        11:172      12:1382     13:352    
  14:2494     15:337      16:269      17:360      18:904      20:457    
  21:4        22:188      23:7264     24:2768     25:2        27:2736   
  29:19       31:3135     32:46       34:74       35:184      36:2408   
  37:4557     38:10366    39:895      40:151      41:4406     42:1935   
  43:2535     44:347      45:18849    46:5001     47:293      49:1998   
  50:1863     51:584      52:1570     54:307      55:1026     56:8      
  57:245      58:2214     59:1187     60:1161     61:2882     62:3010   
  63:1844     64:5426     65:2219     66:4696     67:3048     68:1165   
  69:4037     70:1105     71:612      72:2926     74:2804     75:1643   
  76:631      77:2724     78:1855     79:1726     80:2232     81:2073   
  82:1944     83:1426     84:1796     85:3294     86:994      87:2441   
  88:1293     89:4388     90:747      91:8430     92:2767     93:2895   
  94:3858     95:4184     96:1268     97:309      98:981      99:736    
 100:71      101:1377    102:3890    103:32379   104:4622    105:1117   
 106:1013    107:2601    108:1186    109:4108    110:2220    111:3311   
 112:2049    113:1801    114:1938    115:2208    116:2043    117:2742   
 118:2788    119:1965    120:1871    121:1355    122:2750    123:2179   
 124:1587    125:2851    126:61      128:1620    129:1017    130:1280   
 131:1916    132:811     133:451     134:1510    135:370     136:1345   
 137:1109    138:3058    139:1570    140:1523    141:1620    142:1844   
 143:1626    144:1019    145:472     146:2140    147:2050    148:2608   
 149:2911    150:1203    151:1664    152:2108    153:573     154:8109   
 155:1552    156:3411    157:1881    158:1257    159:2427    160:3576   
 161:1832    162:3659    163:1795    164:1715    165:2166    166:1329   
 167:1885    168:4260    169:796     170:5273    171:1000    172:4044   
 173:3206    174:917     175:1289    176:3636    177:5659    178:3829   
 179:2334    180:2583    181:4100    182:3367    183:2037    184:2271   
 185:21583   186:5435    187:4723    188:4276    189:4317    190:9782   
 191:1946    192:11243   193:9400    194:7767    195:5552    196:3471   
 197:3640    198:6073    199:8303    200:8486    201:6416    202:10439  
 203:10641   204:4555    205:3665    206:4650    207:3496    208:4217   
 209:5143    210:4562    211:2513    212:4553    213:3804    214:1055   
 215:42      216:6622    217:3157    218:1352    219:388     220:2104   
 221:1055    222:714     223:2306   

End of report


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