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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 31 18:45:34 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 31 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:                              990933
    Prefixes after maximum aggregation (per Origin AS):          372002
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      473689
    Number of IPv4 prefixes with a valid ROA:                    536600
    Number of IPv4 prefixes with an invalid ROA:                    496
    Number of IPv4 prefixes with no ROA:                         453835
Total ASes present in the Internet Routing Table:                 76484
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65761
Origin ASes announcing only one prefix:                           26469
Transit ASes present in the Internet Routing Table:               10723
Transit-only ASes present in the Internet Routing Table:            516
Paths with bogon ASNs present in the IPv4 Routing Table:             37
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:              1107
    Number of instances of unregistered ASNs:                      1114
Number of 32-bit ASNs allocated by the RIRs:                      46093
Number of 32-bit ASNs visible in the Routing Table:               37699
Prefixes from 32-bit ASNs in the Routing Table:                  203879
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:            526
Number of addresses announced to Internet:                   3113310976
    Equivalent to 185 /8s, 145 /16s and 91 /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:      326925

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

Prefixes being announced by APNIC Region ASes:                   256391
    Total APNIC prefixes after maximum aggregation:               76133
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248002
    Unique aggregates announced from the APNIC address blocks:   102525
APNIC Region origin ASes present in the Internet Routing Table:   14413
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4399
APNIC Region transit ASes present in the Internet Routing Table:   1898
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:   9938
Number of APNIC addresses announced to Internet:              753258240
    Equivalent to 44 /8s, 229 /16s and 207 /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:                    289972
    Total ARIN prefixes after maximum aggregation:               127338
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           291759
    Unique aggregates announced from the ARIN address blocks:    134926
ARIN Region origin ASes present in the Internet Routing Table:    19180
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                7015
ARIN Region transit ASes present in the Internet Routing Table:    1928
Average ARIN Region AS path length visible:                         6.9
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5122
Number of ARIN addresses announced to Internet:              1344828672
    Equivalent to 80 /8s, 40 /16s and 117 /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:                    274602
    Total RIPE prefixes after maximum aggregation:               131985
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271596
    Unique aggregates announced from the RIPE address blocks:    171656
RIPE Region origin ASes present in the Internet Routing Table:    28875
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12049
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:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12236
Number of RIPE addresses announced to Internet:               732424704
    Equivalent to 43 /8s, 167 /16s and 234 /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:                  131908
    Total LACNIC prefixes after maximum aggregation:              29080
    LACNIC Deaggregation factor:                                   4.54
Prefixes being announced from the LACNIC address blocks:         129059
    Unique aggregates announced from the LACNIC address blocks:   48815
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:              2347
LACNIC Region transit ASes present in the Internet Routing Table:  2473
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:             177886976
    Equivalent to 10 /8s, 154 /16s and 87 /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:                  36953
    Total AfriNIC prefixes after maximum aggregation:              6780
    AfriNIC Deaggregation factor:                                  5.45
Prefixes being announced from the AfriNIC address blocks:         49991
    Unique aggregates announced from the AfriNIC address blocks:  15346
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     26.05
AfriNIC Region origin ASes announcing only one prefix:              659
AfriNIC Region transit ASes present in the Internet Routing Table:  372
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       41
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1276
Number of AfriNIC addresses announced to Internet:            104652544
    Equivalent to 6 /8s, 60 /16s and 223 /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        6201        843     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4174        528     272  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4162        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3255       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2832        852     536  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       12692      38941    3725  AMAZON-02, US
   174        6046       8759     884  COGENT-174, US
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3386       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        2962       1278    2185  AKAMAI-AS, US
396982        2905       3657     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2573        358     283  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        7759       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3968       3395     127  AKAMAI-ASN1, NL
  9009        3717        320    1914  M247, RO
 12389        2984       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1903        136    1403  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1495         99     748  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       11717       3224     602  UNINET, MX
 10620        3540        492     954  Telmex Colombia S.A., CO
 13999        2515        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        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1155        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        1105        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        1650        389      16  LINKdotNET-AS, EG
 29571        1547         98     102  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        1002        521      42  Vodafone-, EG
 37069         867       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         553         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       12692      38941    3725  AMAZON-02, US
  8151       11717       3224     602  UNINET, MX
  9808       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7759       1711     144  UNI2-AS, ES
  7545        6201        843     657  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6046       8759     884  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
  9498        4174        528     272  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       11717        11115  UNINET, MX
  9808       10333        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7759         7615  UNI2-AS, ES
  7545        6201         5544  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6046         5162  COGENT-174, US
 39891        4797         4735  ALJAWWALSTC-AS, SA
 11492        4697         4145  CABLEONE, US
 18403        4162         4139  FPT-AS-AP FPT Telecom Company, VN
  7155        4177         4091  VIASAT-SP-BACKBONE, US
  9498        4174         3902  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
23.140.16.0/24       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      /11:92      /12:308     
/13:588     /14:1230    /15:2189    /16:14005   /17:8335    /18:13894   
/19:24781   /20:44432   /21:52691   /22:113303  /23:104674  /24:610337  
/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        7759  UNI2-AS, ES
  8151        5900       11717  UNINET, MX
 11492        3555        4697  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3125        4177  VIASAT-SP-BACKBONE, US
 22773        2521        3386  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2272       12692  AMAZON-02, US
 30036        2234        2573  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      2:1537      3:568       4:9         5:4812      6:165    
   7:6         8:1548      9:1        11:172      12:1383     13:352    
  14:2499     15:343      16:270      17:361      18:915      20:457    
  21:4        22:188      23:7280     24:2776     25:2        27:2736   
  29:19       31:3145     32:47       34:75       35:184      36:2413   
  37:4641     38:10423    39:896      40:151      41:4439     42:1909   
  43:2539     44:348      45:18916    46:5002     47:293      49:1992   
  50:1870     51:589      52:1569     54:307      55:1142     56:9      
  57:246      58:2213     59:1188     60:1162     61:2872     62:3011   
  63:1840     64:5526     65:2220     66:4705     67:3065     68:1180   
  69:4054     70:1105     71:615      72:2931     74:2797     75:1643   
  76:628      77:2730     78:1862     79:1583     80:2234     81:2075   
  82:2142     83:1423     84:1804     85:3308     86:1004     87:2446   
  88:1293     89:4380     90:757      91:8425     92:2780     93:2903   
  94:3932     95:4193     96:1294     97:308      98:992      99:737    
 100:71      101:1378    102:4109    103:32346   104:4670    105:1116   
 106:1013    107:2603    108:1172    109:4119    110:2213    111:3397   
 112:2051    113:1779    114:1946    115:2237    116:2041    117:2743   
 118:2761    119:1957    120:1875    121:1352    122:2763    123:2171   
 124:1596    125:2864    126:94      128:1607    129:1024    130:1294   
 131:1934    132:808     133:451     134:1518    135:368     136:1340   
 137:1108    138:3056    139:1587    140:1537    141:1488    142:1839   
 143:1633    144:1019    145:465     146:2148    147:2058    148:2594   
 149:2910    150:1201    151:1642    152:2079    153:574     154:8221   
 155:1623    156:3458    157:1882    158:1254    159:2422    160:3587   
 161:1848    162:3666    163:1801    164:1725    165:2194    166:1323   
 167:1896    168:4237    169:806     170:5275    171:998     172:4310   
 173:3230    174:917     175:1287    176:3644    177:5508    178:3851   
 179:2365    180:2585    181:4104    182:3367    183:2014    184:2273   
 185:21649   186:5419    187:4701    188:4276    189:4350    190:9780   
 191:1953    192:11244   193:9415    194:7778    195:5574    196:3496   
 197:3762    198:6108    199:8310    200:8464    201:6403    202:10439  
 203:10663   204:4545    205:3643    206:4650    207:3501    208:4213   
 209:5139    210:4568    211:2511    212:4541    213:3794    214:1050   
 215:42      216:6656    217:3171    218:1352    219:388     220:2109   
 221:1055    222:713     223:2315   

End of report


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