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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 20 18:45:29 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 20 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:                              988327
    Prefixes after maximum aggregation (per Origin AS):          370637
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      472179
    Number of IPv4 prefixes with a valid ROA:                    533344
    Number of IPv4 prefixes with an invalid ROA:                    456
    Number of IPv4 prefixes with no ROA:                         454527
Total ASes present in the Internet Routing Table:                 76466
    Prefixes per ASN:                                             12.93
Origin-only ASes present in the Internet Routing Table:           65749
Origin ASes announcing only one prefix:                           26466
Transit ASes present in the Internet Routing Table:               10717
Transit-only ASes present in the Internet Routing Table:            522
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:              1097
    Number of instances of unregistered ASNs:                      1104
Number of 32-bit ASNs allocated by the RIRs:                      46119
Number of 32-bit ASNs visible in the Routing Table:               37651
Prefixes from 32-bit ASNs in the Routing Table:                  203411
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:            537
Number of addresses announced to Internet:                   3118611456
    Equivalent to 185 /8s, 226 /16s and 60 /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:      325734

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

Prefixes being announced by APNIC Region ASes:                   256040
    Total APNIC prefixes after maximum aggregation:               75931
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          247908
    Unique aggregates announced from the APNIC address blocks:   102377
APNIC Region origin ASes present in the Internet Routing Table:   14417
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4413
APNIC Region transit ASes present in the Internet Routing Table:   1894
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:   9940
Number of APNIC addresses announced to Internet:              756796160
    Equivalent to 45 /8s, 27 /16s and 203 /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:                    288910
    Total ARIN prefixes after maximum aggregation:               126784
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290731
    Unique aggregates announced from the ARIN address blocks:    134217
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:                7011
ARIN Region transit ASes present in the Internet Routing Table:    1929
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:    5110
Number of ARIN addresses announced to Internet:              1346296320
    Equivalent to 80 /8s, 62 /16s and 218 /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:                    273901
    Total RIPE prefixes after maximum aggregation:               131438
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           270867
    Unique aggregates announced from the RIPE address blocks:    171039
RIPE Region origin ASes present in the Internet Routing Table:    28857
    RIPE Prefixes per ASN:                                         9.39
RIPE Region origin ASes announcing only one prefix:               12049
RIPE Region transit ASes present in the Internet Routing Table:    3884
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:   12213
Number of RIPE addresses announced to Internet:               733190400
    Equivalent to 43 /8s, 179 /16s and 153 /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:                  132060
    Total LACNIC prefixes after maximum aggregation:              29035
    LACNIC Deaggregation factor:                                   4.55
Prefixes being announced from the LACNIC address blocks:         129270
    Unique aggregates announced from the LACNIC address blocks:   48806
LACNIC Region origin ASes present in the Internet Routing Table:  11186
    LACNIC Prefixes per ASN:                                      11.56
LACNIC Region origin ASes announcing only one prefix:              2342
LACNIC Region transit ASes present in the Internet Routing Table:  2480
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:  9116
Number of LACNIC addresses announced to Internet:             177503488
    Equivalent to 10 /8s, 148 /16s and 125 /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:                  36319
    Total AfriNIC prefixes after maximum aggregation:              6758
    AfriNIC Deaggregation factor:                                  5.37
Prefixes being announced from the AfriNIC address blocks:         49014
    Unique aggregates announced from the AfriNIC address blocks:  15313
AfriNIC Region origin ASes present in the Internet Routing Table:  1912
    AfriNIC Prefixes per ASN:                                     25.63
AfriNIC Region origin ASes announcing only one prefix:              651
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272
Number of AfriNIC addresses announced to Internet:            104561152
    Equivalent to 6 /8s, 59 /16s and 122 /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       10323       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6195        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4240        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4142        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        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       12588      38855    3697  AMAZON-02, US
   174        6053       8761     884  COGENT-174, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3383       3033     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        2978       1281    2184  AKAMAI-AS, US
396982        2900       3657     442  GOOGLE-CLOUD-PLATFORM, US
 30036        2573        358     282  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        7656       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4005       3395     127  AKAMAI-ASN1, NL
  9009        3741        321    1900  M247, RO
 12389        2977       2301     888  ROSTELECOM-AS, RU
 34984        2370        361     579  TELLCOM-AS, TR
212238        1898        136    1402  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1498         99     751  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       11679       3229     599  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2533        538     368  Mega Cable, S.A. de C.V., MX
 11830        1984        369      64  Instituto Costarricense de Electricidad y
 28573        1335       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        1154        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1127         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1111        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        1683        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1542         97     105  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         550         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       12588      38855    3697  AMAZON-02, US
  8151       11679       3229     599  UNINET, MX
  9808       10323       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7656       1709     143  UNI2-AS, ES
  7545        6195        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6053       8761     884  COGENT-174, US
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4240        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       11679        11080  UNINET, MX
  9808       10323        10236  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7656         7513  UNI2-AS, ES
  7545        6195         5534  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6053         5169  COGENT-174, US
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4240         4217  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      /12:311     
/13:590     /14:1233    /15:2192    /16:14034   /17:8321    /18:13876   
/19:24754   /20:44371   /21:52682   /22:113270  /23:104529  /24:607997  
/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        6618        7656  UNI2-AS, ES
  8151        5847       11679  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2519        3383  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2252       12588  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)
----------------------------------------------

   1:2287      2:1572      3:548       4:9         5:4791      6:165    
   7:6         8:1552      9:1        11:172      12:1387     13:352    
  14:2495     15:336      16:269      17:359      18:904      20:457    
  21:4        22:188      23:7259     24:2760     25:2        27:2736   
  29:19       31:3125     32:46       34:74       35:184      36:2409   
  37:4563     38:10382    39:896      40:152      41:4380     42:1940   
  43:2533     44:346      45:18858    46:4983     47:293      49:1998   
  50:1862     51:586      52:1571     54:307      55:1028     56:8      
  57:245      58:2214     59:1187     60:1160     61:2881     62:3010   
  63:1845     64:5422     65:2219     66:4695     67:3047     68:1165   
  69:4033     70:1105     71:612      72:2929     74:2799     75:1642   
  76:631      77:2722     78:1855     79:1722     80:2231     81:2073   
  82:1926     83:1421     84:1795     85:3296     86:992      87:2444   
  88:1293     89:4369     90:752      91:8424     92:2759     93:2889   
  94:3858     95:4186     96:1269     97:309      98:981      99:737    
 100:71      101:1377    102:3890    103:32369   104:4606    105:1116   
 106:1005    107:2602    108:1189    109:4095    110:2220    111:3311   
 112:2049    113:1799    114:1935    115:2209    116:2044    117:2741   
 118:2791    119:1964    120:1874    121:1357    122:2749    123:2177   
 124:1587    125:2848    126:61      128:1621    129:1017    130:1281   
 131:1922    132:814     133:450     134:1507    135:370     136:1346   
 137:1107    138:3050    139:1568    140:1520    141:1608    142:1828   
 143:1625    144:1018    145:472     146:2139    147:2048    148:2603   
 149:2905    150:1204    151:1649    152:2104    153:574     154:7993   
 155:1549    156:3364    157:1880    158:1254    159:2431    160:3560   
 161:1831    162:3658    163:1788    164:1711    165:2167    166:1330   
 167:1882    168:4248    169:797     170:5265    171:1000    172:4034   
 173:3211    174:917     175:1287    176:3634    177:5605    178:3827   
 179:2333    180:2583    181:4106    182:3361    183:2037    184:2271   
 185:21581   186:5450    187:4706    188:4275    189:4315    190:9797   
 191:1986    192:11246   193:9373    194:7767    195:5546    196:3458   
 197:3629    198:6071    199:8306    200:8493    201:6421    202:10433  
 203:10640   204:4556    205:3655    206:4639    207:3500    208:4217   
 209:5137    210:4560    211:2512    212:4548    213:3804    214:1052   
 215:42      216:6614    217:3156    218:1352    219:384     220:2103   
 221:1053    222:716     223:2306   

End of report


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