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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Feb 4 18:45:24 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 04 Feb, 2025

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              990685
    Prefixes after maximum aggregation (per Origin AS):          372173
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      473711
    Number of IPv4 prefixes with a valid ROA:                    538340
    Number of IPv4 prefixes with an invalid ROA:                    723
    Number of IPv4 prefixes with no ROA:                         451622
Total ASes present in the Internet Routing Table:                 76504
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65790
Origin ASes announcing only one prefix:                           26459
Transit ASes present in the Internet Routing Table:               10714
Transit-only ASes present in the Internet Routing Table:            516
Paths with bogon ASNs present in the IPv4 Routing Table:             44
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:              1082
    Number of instances of unregistered ASNs:                      1089
Number of 32-bit ASNs allocated by the RIRs:                      46096
Number of 32-bit ASNs visible in the Routing Table:               37729
Prefixes from 32-bit ASNs in the Routing Table:                  204227
Number of bogon 32-bit ASNs visible in the Routing Table:            44
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            508
Number of addresses announced to Internet:                   3112041728
    Equivalent to 185 /8s, 125 /16s and 253 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      327303

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

Prefixes being announced by APNIC Region ASes:                   256648
    Total APNIC prefixes after maximum aggregation:               76223
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248281
    Unique aggregates announced from the APNIC address blocks:   102575
APNIC Region origin ASes present in the Internet Routing Table:   14429
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4404
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:   9950
Number of APNIC addresses announced to Internet:              753262080
    Equivalent to 44 /8s, 229 /16s and 222 /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:                    289491
    Total ARIN prefixes after maximum aggregation:               127395
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291160
    Unique aggregates announced from the ARIN address blocks:    134857
ARIN Region origin ASes present in the Internet Routing Table:    19186
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7017
ARIN Region transit ASes present in the Internet Routing Table:    1921
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:    5125
Number of ARIN addresses announced to Internet:              1343723264
    Equivalent to 80 /8s, 23 /16s and 151 /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:                    274598
    Total RIPE prefixes after maximum aggregation:               131989
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271795
    Unique aggregates announced from the RIPE address blocks:    171779
RIPE Region origin ASes present in the Internet Routing Table:    28878
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    3901
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12250
Number of RIPE addresses announced to Internet:               732324864
    Equivalent to 43 /8s, 166 /16s and 100 /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:                  131869
    Total LACNIC prefixes after maximum aggregation:              29109
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         128985
    Unique aggregates announced from the LACNIC address blocks:   48815
LACNIC Region origin ASes present in the Internet Routing Table:  11194
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2334
LACNIC Region transit ASes present in the Internet Routing Table:  2469
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:  9129
Number of LACNIC addresses announced to Internet:             177884160
    Equivalent to 10 /8s, 154 /16s and 76 /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:                  36997
    Total AfriNIC prefixes after maximum aggregation:              6784
    AfriNIC Deaggregation factor:                                  5.45
Prefixes being announced from the AfriNIC address blocks:         49956
    Unique aggregates announced from the AfriNIC address blocks:  15280
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     26.05
AfriNIC Region origin ASes announcing only one prefix:              658
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: 1275
Number of AfriNIC addresses announced to Internet:            104610560
    Equivalent to 6 /8s, 60 /16s and 59 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6203        843     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4199        529     273  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4176        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3913       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3254       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2840        853     535  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2202        434     189  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12671      38936    3755  AMAZON-02, US
   174        5530       8760     884  COGENT-174, US
 11492        4698        312     553  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3384       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        2980       1284    2185  AKAMAI-AS, US
396982        2918       3659     444  GOOGLE-CLOUD-PLATFORM, US
 30036        2579        359     272  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        7738       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3966       3395     127  AKAMAI-ASN1, NL
  9009        3725        320    1910  M247, RO
 12389        2984       2302     890  ROSTELECOM-AS, RU
 34984        2369        361     580  TELLCOM-AS, TR
212238        1909        137    1407  CDNEXT, GB
  8452        1614       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1485         98     745  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       11713       3224     603  UNINET, MX
 10620        3540        492     954  Telmex Colombia S.A., CO
 13999        2495        539     365  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1157        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1134        374     163  Axtel, S.A.B. de C.V., MX
 28202        1128         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1104        371      22  Telefonica del Peru S.A.A., PE

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1681        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1538         97      99  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 20011        1288        199     339  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1018        523      45  Vodafone-, EG
 37069         843       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         556       1861      35  IAM-AS, MA

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       12671      38936    3755  AMAZON-02, US
  8151       11713       3224     603  UNINET, MX
  9808       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7738       1711     144  UNI2-AS, ES
  7545        6203        843     659  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5530       8760     884  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4698        312     553  CABLEONE, US
  9498        4199        529     273  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4180        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       11713        11110  UNINET, MX
  9808       10333        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7738         7594  UNI2-AS, ES
  7545        6203         5544  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5530         4646  COGENT-174, US
 18403        4176         4153  FPT-AS-AP FPT Telecom Company, VN
 11492        4698         4145  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4199         3926  BBIL-AP BHARTI Airtel Ltd., IN

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.133.204.0/24      Origin:     23507  AVSISP, US
23.133.204.0/24     Transit:    209533  BGPTUNNEL BGPTunnel.com by iFog GmbH, CH
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

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:92      /12:307     
/13:588     /14:1229    /15:2188    /16:14003   /17:8333    /18:13888   
/19:24783   /20:44434   /21:52661   /22:113346  /23:104674  /24:610085  
/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        6699        7738  UNI2-AS, ES
  8151        5906       11713  UNINET, MX
 11492        3555        4698  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2519        3384  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2271       12671  AMAZON-02, US
 30036        2240        2579  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2180        3540  Telmex Colombia S.A., CO

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2299      2:1536      3:567       4:9         5:4881      6:164    
   7:6         8:1545      9:1        11:172      12:1379     13:340    
  14:2501     15:343      16:270      17:359      18:910      20:457    
  21:4        22:188      23:7286     24:2776     25:2        27:2749   
  29:19       31:3141     32:47       34:75       35:197      36:2413   
  37:4672     38:9913     39:896      40:155      41:4431     42:1907   
  43:2530     44:348      45:18921    46:5002     47:293      49:1992   
  50:1864     51:590      52:1573     54:307      55:1139     56:9      
  57:249      58:2214     59:1191     60:1162     61:2879     62:2997   
  63:1843     64:5523     65:2218     66:4710     67:3068     68:1169   
  69:4054     70:1115     71:616      72:2925     74:2809     75:1643   
  76:629      77:2734     78:1860     79:1686     80:2224     81:2071   
  82:2237     83:1478     84:1802     85:3314     86:1014     87:2446   
  88:1293     89:4370     90:757      91:8419     92:2796     93:2892   
  94:3937     95:4197     96:1295     97:308      98:993      99:736    
 100:71      101:1378    102:4133    103:32410   104:4685    105:1230   
 106:1016    107:2601    108:1170    109:4117    110:2216    111:3392   
 112:2051    113:1806    114:1945    115:2241    116:2053    117:2737   
 118:2758    119:1958    120:1876    121:1353    122:2764    123:2175   
 124:1596    125:2866    126:94      128:1595    129:1025    130:1298   
 131:1925    132:793     133:450     134:1528    135:367     136:1345   
 137:1106    138:3051    139:1586    140:1541    141:1478    142:1845   
 143:1638    144:1039    145:467     146:2149    147:2061    148:2600   
 149:2883    150:1202    151:1642    152:1989    153:574     154:8172   
 155:1621    156:3515    157:1874    158:1258    159:2414    160:3604   
 161:1891    162:3666    163:1805    164:1721    165:2192    166:1324   
 167:1886    168:4222    169:805     170:5269    171:997     172:4300   
 173:3257    174:916     175:1289    176:3640    177:5499    178:3827   
 179:2381    180:2590    181:4104    182:3369    183:2015    184:2274   
 185:21653   186:5399    187:4661    188:4255    189:4334    190:9799   
 191:1947    192:11180   193:9413    194:7778    195:5575    196:3370   
 197:3732    198:6104    199:8318    200:8438    201:6405    202:10448  
 203:10668   204:4546    205:3651    206:4628    207:3501    208:4211   
 209:5151    210:4608    211:2521    212:4538    213:3795    214:1058   
 215:42      216:6654    217:3153    218:1353    219:388     220:2109   
 221:1056    222:713     223:2315   

End of report


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