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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 24 18:45:37 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 24 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:                              990201
    Prefixes after maximum aggregation (per Origin AS):          371395
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      472982
    Number of IPv4 prefixes with a valid ROA:                    535391
    Number of IPv4 prefixes with an invalid ROA:                    451
    Number of IPv4 prefixes with no ROA:                         454359
Total ASes present in the Internet Routing Table:                 76490
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65772
Origin ASes announcing only one prefix:                           26489
Transit ASes present in the Internet Routing Table:               10718
Transit-only ASes present in the Internet Routing Table:            517
Paths with bogon ASNs present in the IPv4 Routing Table:             36
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:              1098
    Number of instances of unregistered ASNs:                      1105
Number of 32-bit ASNs allocated by the RIRs:                      46056
Number of 32-bit ASNs visible in the Routing Table:               37682
Prefixes from 32-bit ASNs in the Routing Table:                  204158
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:            537
Number of addresses announced to Internet:                   3115899136
    Equivalent to 185 /8s, 184 /16s and 217 /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:      326454

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

Prefixes being announced by APNIC Region ASes:                   256528
    Total APNIC prefixes after maximum aggregation:               76120
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248091
    Unique aggregates announced from the APNIC address blocks:   102516
APNIC Region origin ASes present in the Internet Routing Table:   14418
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4414
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:   9944
Number of APNIC addresses announced to Internet:              755160832
    Equivalent to 45 /8s, 2 /16s and 215 /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:                    289411
    Total ARIN prefixes after maximum aggregation:               127029
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           291142
    Unique aggregates announced from the ARIN address blocks:    134439
ARIN Region origin ASes present in the Internet Routing Table:    19188
    ARIN Prefixes per ASN:                                        15.17
ARIN Region origin ASes announcing only one prefix:                7021
ARIN Region transit ASes present in the Internet Routing Table:    1930
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:    5117
Number of ARIN addresses announced to Internet:              1344975616
    Equivalent to 80 /8s, 42 /16s and 179 /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:                    274489
    Total RIPE prefixes after maximum aggregation:               131707
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271404
    Unique aggregates announced from the RIPE address blocks:    171329
RIPE Region origin ASes present in the Internet Routing Table:    28868
    RIPE Prefixes per ASN:                                         9.40
RIPE Region origin ASes announcing only one prefix:               12048
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:   12222
Number of RIPE addresses announced to Internet:               733343744
    Equivalent to 43 /8s, 181 /16s and 240 /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:                  132070
    Total LACNIC prefixes after maximum aggregation:              29057
    LACNIC Deaggregation factor:                                   4.55
Prefixes being announced from the LACNIC address blocks:         129238
    Unique aggregates announced from the LACNIC address blocks:   48829
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:              2348
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:  9127
Number of LACNIC addresses announced to Internet:             177507584
    Equivalent to 10 /8s, 148 /16s and 141 /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:                  36605
    Total AfriNIC prefixes after maximum aggregation:              6795
    AfriNIC Deaggregation factor:                                  5.39
Prefixes being announced from the AfriNIC address blocks:         49789
    Unique aggregates announced from the AfriNIC address blocks:  15437
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     26.01
AfriNIC Region origin ASes announcing only one prefix:              658
AfriNIC Region transit ASes present in the Internet Routing Table:  370
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: 1272
Number of AfriNIC addresses announced to Internet:            104646912
    Equivalent to 6 /8s, 60 /16s and 201 /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        6197        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4211        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4155        528     272  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        3254       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2821        846     546  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        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       12611      38855    3724  AMAZON-02, US
   174        6070       8760     892  COGENT-174, US
 11492        4695        312     552  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        3260      54879    2507  DNIC-AS-00749, US
 16625        2973       1280    2182  AKAMAI-AS, US
396982        2908       3657     446  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        7725       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3976       3395     127  AKAMAI-ASN1, NL
  9009        3753        322    1903  M247, RO
 12389        2984       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     579  TELLCOM-AS, TR
212238        1904        136    1404  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       11699       3228     603  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2512        539     366  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        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1155        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1128         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
 29571        1546         97     106  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 20011        1282        198     333  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 37069         839       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         555         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       12611      38855    3724  AMAZON-02, US
  8151       11699       3228     603  UNINET, MX
  9808       10336       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7725       1711     144  UNI2-AS, ES
  7545        6197        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6070       8760     892  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4695        312     552  CABLEONE, US
 18403        4211        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       11699        11096  UNINET, MX
  9808       10336        10249  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7725         7581  UNI2-AS, ES
  7545        6197         5539  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6070         5178  COGENT-174, US
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4211         4188  FPT-AS-AP FPT Telecom Company, VN
 11492        4695         4143  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      /12:309     
/13:589     /14:1232    /15:2192    /16:14023   /17:8334    /18:13879   
/19:24769   /20:44387   /21:52693   /22:113263  /23:104600  /24:609764  
/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        6686        7725  UNI2-AS, ES
  8151        5870       11699  UNINET, MX
 11492        3554        4695  CABLEONE, US
 39891        3489        4797  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        2243       12611  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)
----------------------------------------------

   1:2301      2:1543      3:557       4:9         5:4922      6:165    
   7:6         8:1548      9:1        11:172      12:1386     13:352    
  14:2495     15:339      16:270      17:360      18:905      20:457    
  21:4        22:188      23:7270     24:2770     25:2        27:2739   
  29:19       31:3132     32:46       34:74       35:184      36:2412   
  37:4576     38:10388    39:896      40:151      41:4407     42:1927   
  43:2534     44:347      45:18953    46:5007     47:293      49:1992   
  50:1871     51:588      52:1572     54:307      55:1135     56:9      
  57:246      58:2214     59:1187     60:1161     61:2881     62:3007   
  63:1841     64:5497     65:2217     66:4698     67:3058     68:1166   
  69:4060     70:1105     71:612      72:2926     74:2799     75:1641   
  76:628      77:2724     78:1859     79:1729     80:2231     81:2076   
  82:2027     83:1433     84:1805     85:3292     86:999      87:2436   
  88:1295     89:4387     90:753      91:8422     92:2793     93:2916   
  94:3868     95:4180     96:1289     97:308      98:988      99:734    
 100:71      101:1380    102:3992    103:32387   104:4649    105:1117   
 106:1013    107:2596    108:1193    109:4113    110:2217    111:3361   
 112:2052    113:1796    114:1946    115:2239    116:2042    117:2745   
 118:2774    119:1964    120:1875    121:1353    122:2752    123:2173   
 124:1596    125:2859    126:93      128:1615    129:1016    130:1287   
 131:1935    132:813     133:451     134:1516    135:370     136:1346   
 137:1108    138:3069    139:1582    140:1543    141:1479    142:1844   
 143:1625    144:1021    145:471     146:2142    147:2059    148:2609   
 149:2921    150:1208    151:1624    152:2110    153:574     154:8256   
 155:1567    156:3492    157:1875    158:1254    159:2423    160:3581   
 161:1835    162:3659    163:1799    164:1720    165:2172    166:1336   
 167:1886    168:4261    169:801     170:5246    171:1001    172:4062   
 173:3222    174:916     175:1287    176:3636    177:5533    178:3840   
 179:2365    180:2584    181:4097    182:3366    183:2031    184:2272   
 185:21609   186:5475    187:4723    188:4272    189:4318    190:9796   
 191:1973    192:11252   193:9397    194:7766    195:5564    196:3493   
 197:3657    198:6089    199:8301    200:8474    201:6417    202:10428  
 203:10669   204:4539    205:3655    206:4654    207:3494    208:4214   
 209:5147    210:4564    211:2512    212:4551    213:3803    214:1049   
 215:42      216:6643    217:3164    218:1352    219:388     220:2106   
 221:1054    222:715     223:2315   

End of report


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