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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Feb 13 18:45:13 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Thu 13 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:                              992026
    Prefixes after maximum aggregation (per Origin AS):          372587
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      474658
    Number of IPv4 prefixes with a valid ROA:                    542072
    Number of IPv4 prefixes with an invalid ROA:                    445
    Number of IPv4 prefixes with no ROA:                         449509
Total ASes present in the Internet Routing Table:                 76569
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65754
Origin ASes announcing only one prefix:                           26520
Transit ASes present in the Internet Routing Table:               10815
Transit-only ASes present in the Internet Routing Table:            528
Paths with bogon ASNs present in the IPv4 Routing Table:             82
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1077
    Number of instances of unregistered ASNs:                      1082
Number of 32-bit ASNs allocated by the RIRs:                      46117
Number of 32-bit ASNs visible in the Routing Table:               37798
Prefixes from 32-bit ASNs in the Routing Table:                  204917
Number of bogon 32-bit ASNs visible in the Routing Table:            25
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            506
Number of addresses announced to Internet:                   3112078080
    Equivalent to 185 /8s, 126 /16s and 139 /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:      327459

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

Prefixes being announced by APNIC Region ASes:                   257206
    Total APNIC prefixes after maximum aggregation:               76389
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248646
    Unique aggregates announced from the APNIC address blocks:   102698
APNIC Region origin ASes present in the Internet Routing Table:   14473
    APNIC Prefixes per ASN:                                       17.18
APNIC Region origin ASes announcing only one prefix:               4431
APNIC Region transit ASes present in the Internet Routing Table:   1913
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9983
Number of APNIC addresses announced to Internet:              753336576
    Equivalent to 44 /8s, 231 /16s and 1 /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, 131072-155961
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:                    289071
    Total ARIN prefixes after maximum aggregation:               127305
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291135
    Unique aggregates announced from the ARIN address blocks:    135197
ARIN Region origin ASes present in the Internet Routing Table:    19192
    ARIN Prefixes per ASN:                                        15.17
ARIN Region origin ASes announcing only one prefix:                7028
ARIN Region transit ASes present in the Internet Routing Table:    1951
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5135
Number of ARIN addresses announced to Internet:              1343408384
    Equivalent to 80 /8s, 18 /16s and 201 /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:                    275211
    Total RIPE prefixes after maximum aggregation:               132131
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272046
    Unique aggregates announced from the RIPE address blocks:    172093
RIPE Region origin ASes present in the Internet Routing Table:    28883
    RIPE Prefixes per ASN:                                         9.42
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    3938
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12276
Number of RIPE addresses announced to Internet:               732600064
    Equivalent to 43 /8s, 170 /16s and 151 /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:                  132045
    Total LACNIC prefixes after maximum aggregation:              29169
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129110
    Unique aggregates announced from the LACNIC address blocks:   48886
LACNIC Region origin ASes present in the Internet Routing Table:  11195
    LACNIC Prefixes per ASN:                                      11.53
LACNIC Region origin ASes announcing only one prefix:              2353
LACNIC Region transit ASes present in the Internet Routing Table:  2476
Average LACNIC Region AS path length visible:                       5.5
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9130
Number of LACNIC addresses announced to Internet:             177830400
    Equivalent to 10 /8s, 153 /16s and 122 /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:                  37416
    Total AfriNIC prefixes after maximum aggregation:              6914
    AfriNIC Deaggregation factor:                                  5.41
Prefixes being announced from the AfriNIC address blocks:         50583
    Unique aggregates announced from the AfriNIC address blocks:  15373
AfriNIC Region origin ASes present in the Internet Routing Table:  1916
    AfriNIC Prefixes per ASN:                                     26.40
AfriNIC Region origin ASes announcing only one prefix:              662
AfriNIC Region transit ASes present in the Internet Routing Table:  376
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1274
Number of AfriNIC addresses announced to Internet:            104641280
    Equivalent to 6 /8s, 60 /16s and 179 /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       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6208        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4217        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3255       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2835        852     532  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2188        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       12742      38949    3729  AMAZON-02, US
   174        5456       8757     876  COGENT-174, US
 11492        4702        312     561  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3620       1320      81  SHAW, CA
 22773        3378       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        2996       1287    2192  AKAMAI-AS, US
396982        2925       3659     448  GOOGLE-CLOUD-PLATFORM, US
 30036        2587        359     261  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        7762       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3964       3395     129  AKAMAI-ASN1, NL
  9009        3740        322    1922  M247, RO
 12389        2991       2303     893  ROSTELECOM-AS, RU
 34984        2368        361     580  TELLCOM-AS, TR
212238        1970        143    1456  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1489         98     749  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       11771       3224     599  UNINET, MX
 10620        3542        492     950  Telmex Colombia S.A., CO
 13999        2512        539     365  Mega Cable, S.A. de C.V., MX
 11830        1989        369      64  Instituto Costarricense de Electricidad y
 28573        1349       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1158        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1130         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1127        374     163  Axtel, S.A.B. de C.V., MX
  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        1677        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1544         97     101  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        1001        521      42  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       12742      38949    3729  AMAZON-02, US
  8151       11771       3224     599  UNINET, MX
  9808       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7762       1714     145  UNI2-AS, ES
  7545        6208        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5456       8757     876  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4702        312     561  CABLEONE, US
 18403        4217        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN

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       11771        11172  UNINET, MX
  9808       10334        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7762         7617  UNI2-AS, ES
  7545        6208         5547  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5456         4580  COGENT-174, US
 18403        4217         4192  FPT-AS-AP FPT Telecom Company, VN
 11492        4702         4141  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4215         3942  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
23.134.84.0/24       Origin:     26922  SIMPLYNET-1, CA
23.134.84.0/24      Transit:    394367  SYSLIFELINE, CA
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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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      /12:307     
/13:586     /14:1229    /15:2187    /16:14018   /17:8343    /18:13876   
/19:24734   /20:44395   /21:52740   /22:113379  /23:104751  /24:611314  
/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        6719        7762  UNI2-AS, ES
  8151        5951       11771  UNINET, MX
 11492        3556        4702  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3620  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2513        3378  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2265       12742  AMAZON-02, US
 30036        2247        2587  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2182        3542  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      2:1519      3:570       4:10        5:4801      6:165    
   7:6         8:1557      9:1        11:172      12:1382     13:352    
  14:2504     15:347      16:270      17:359      18:917      20:457    
  21:4        22:188      23:7311     24:2776     25:2        27:2734   
  29:19       31:3160     32:46       34:82       35:200      36:2416   
  37:4634     38:9913     39:896      40:153      41:4469     42:1918   
  43:2538     44:350      45:18988    46:4999     47:291      49:1990   
  50:1884     51:589      52:1573     54:306      55:1021     56:9      
  57:251      58:2226     59:1173     60:1166     61:3005     62:3012   
  63:1836     64:5524     65:2209     66:4703     67:3066     68:1108   
  69:4026     70:1114     71:615      72:2920     74:2803     75:1642   
  76:629      77:2744     78:1858     79:1717     80:2229     81:2056   
  82:2436     83:1421     84:1799     85:3322     86:1020     87:2416   
  88:1297     89:4355     90:760      91:8386     92:2810     93:2877   
  94:3927     95:4203     96:1325     97:308      98:979      99:738    
 100:71      101:1375    102:4120    103:32343   104:4669    105:1225   
 106:1007    107:2608    108:1199    109:4123    110:2220    111:3368   
 112:2050    113:1802    114:1946    115:2253    116:2084    117:2737   
 118:2765    119:1961    120:1873    121:1357    122:2770    123:2290   
 124:1576    125:2872    126:94      128:1600    129:1029    130:1299   
 131:1903    132:794     133:450     134:1527    135:370     136:1343   
 137:1110    138:3052    139:1590    140:1556    141:1493    142:1852   
 143:1625    144:1051    145:472     146:2154    147:2065    148:2607   
 149:2906    150:1217    151:1672    152:2123    153:574     154:8104   
 155:1623    156:3595    157:1878    158:1249    159:2422    160:3619   
 161:1929    162:3696    163:1817    164:1723    165:2194    166:1354   
 167:1902    168:4235    169:804     170:5290    171:1001    172:4286   
 173:3268    174:917     175:1290    176:3653    177:5526    178:3810   
 179:2416    180:2597    181:4114    182:3371    183:2014    184:2266   
 185:21671   186:5417    187:4691    188:4243    189:4377    190:9787   
 191:1960    192:11176   193:9422    194:7807    195:5585    196:3574   
 197:3825    198:6112    199:8332    200:8460    201:6406    202:10467  
 203:10698   204:4554    205:3668    206:4635    207:3477    208:4203   
 209:5159    210:4584    211:2528    212:4554    213:3796    214:1054   
 215:42      216:6623    217:3173    218:1354    219:388     220:2112   
 221:1056    222:714     223:2315   

End of report


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