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

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


IPv4 R&E Routing Table Report   18:40 GMT Tue 13 May, 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:                             1000817
    Prefixes after maximum aggregation (per Origin AS):          378387
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      479399
    Number of IPv4 prefixes with a valid ROA:                    556864
    Number of IPv4 prefixes with an invalid ROA:                    503
    Number of IPv4 prefixes with no ROA:                         443450
Total ASes present in the Internet Routing Table:                 76858
    Prefixes per ASN:                                             13.02
Origin-only ASes present in the Internet Routing Table:           65965
Origin ASes announcing only one prefix:                           26605
Transit ASes present in the Internet Routing Table:               10893
Transit-only ASes present in the Internet Routing Table:            544
Paths with bogon ASNs present in the IPv4 Routing Table:             83
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      78
    Max AS path prepend of ASN ( 37447)                              75
Prefixes from unregistered ASNs in the Routing Table:               997
    Number of instances of unregistered ASNs:                      1007
Number of 32-bit ASNs allocated by the RIRs:                      46406
Number of 32-bit ASNs visible in the Routing Table:               38258
Prefixes from 32-bit ASNs in the Routing Table:                  208326
Number of bogon 32-bit ASNs visible in the Routing Table:            37
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            467
Number of addresses announced to Internet:                   3109992704
    Equivalent to 185 /8s, 94 /16s and 185 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      330739

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

Prefixes being announced by APNIC Region ASes:                   259173
    Total APNIC prefixes after maximum aggregation:               76873
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          250303
    Unique aggregates announced from the APNIC address blocks:   103186
APNIC Region origin ASes present in the Internet Routing Table:   14602
    APNIC Prefixes per ASN:                                       17.14
APNIC Region origin ASes announcing only one prefix:               4460
APNIC Region transit ASes present in the Internet Routing Table:   1941
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10135
Number of APNIC addresses announced to Internet:              748560640
    Equivalent to 44 /8s, 158 /16s and 33 /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:                    292933
    Total ARIN prefixes after maximum aggregation:               130448
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           294481
    Unique aggregates announced from the ARIN address blocks:    138589
ARIN Region origin ASes present in the Internet Routing Table:    19225
    ARIN Prefixes per ASN:                                        15.32
ARIN Region origin ASes announcing only one prefix:                7035
ARIN Region transit ASes present in the Internet Routing Table:    1949
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5200
Number of ARIN addresses announced to Internet:              1353093888
    Equivalent to 80 /8s, 166 /16s and 147 /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:                    276935
    Total RIPE prefixes after maximum aggregation:               134055
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274656
    Unique aggregates announced from the RIPE address blocks:    174507
RIPE Region origin ASes present in the Internet Routing Table:    28959
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12061
RIPE Region transit ASes present in the Internet Routing Table:    3962
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          23
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12449
Number of RIPE addresses announced to Internet:               731014912
    Equivalent to 43 /8s, 146 /16s and 103 /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:                  132690
    Total LACNIC prefixes after maximum aggregation:              29517
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128941
    Unique aggregates announced from the LACNIC address blocks:   48847
LACNIC Region origin ASes present in the Internet Routing Table:  11236
    LACNIC Prefixes per ASN:                                      11.48
LACNIC Region origin ASes announcing only one prefix:              2386
LACNIC Region transit ASes present in the Internet Routing Table:  2488
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:  9185
Number of LACNIC addresses announced to Internet:             171727360
    Equivalent to 10 /8s, 60 /16s and 90 /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:                  38089
    Total AfriNIC prefixes after maximum aggregation:              6871
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         51969
    Unique aggregates announced from the AfriNIC address blocks:  13886
AfriNIC Region origin ASes present in the Internet Routing Table:  1921
    AfriNIC Prefixes per ASN:                                     27.05
AfriNIC Region origin ASes announcing only one prefix:              663
AfriNIC Region transit ASes present in the Internet Routing Table:  381
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       78
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1289
Number of AfriNIC addresses announced to Internet:            105373952
    Equivalent to 6 /8s, 71 /16s and 225 /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       10917       8755      95  CHINAMOBILE-CN China Mobile Communication
  7545        6160        842     650  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4364        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4275        533     299  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3907       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3693       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3268       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2865        852     534  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2173      11522     648  KIXS-AS-KR Korea Telecom, KR
 45090        2173       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       13337      40827    4908  AMAZON-02, US
   174        5329       8750     899  COGENT-174, US
 11492        4727        313     592  CABLEONE, US
  7155        3859        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3346       3032     168  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3253      54861    2504  DNIC-AS-00749, US
396982        3166       3852     417  GOOGLE-CLOUD-PLATFORM, US
 16625        3105       1299    2253  AKAMAI-AS, US
 36352        2793        228     857  AS-COLOCROSSING, 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        7718       1714     148  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4021       3395     126  AKAMAI-ASN1, NL
  9009        3787        325    1959  M247, RO
 12389        3070       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2393        360     583  TELLCOM-AS, TR
212238        2141        151    1575  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1575       1852      14  TE-AS TE-AS, EG
  8551        1428        366      39  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

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       12098       3247     582  UNINET, MX
 10620        3500        480    1019  Telmex Colombia S.A., CO
 13999        2513        540     362  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1358       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1338        785     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1204        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1190        371      22  Telefonica del Peru S.A.A., PE
 28202        1128         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1056         67     379  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1739        632      28  RAYA-AS, EG
 24863        1653        389      16  LINKdotNET-AS, EG
 29571        1597        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1432       1519     280  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1250        554      97  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1040        523      45  Vodafone-, EG
 37457         587        316      32  Telkom-Internet, ZA
  3741         559        661     318  IS, ZA

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       13337      40827    4908  AMAZON-02, US
  8151       12098       3247     582  UNINET, MX
  9808       10917       8755      95  CHINAMOBILE-CN China Mobile Communication
 12479        7718       1714     148  UNI2-AS, ES
  7545        6160        842     650  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5329       8750     899  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4727        313     592  CABLEONE, US
 18403        4364        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4275        533     299  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       12098        11516  UNINET, MX
  9808       10917        10822  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7718         7570  UNI2-AS, ES
  7545        6160         5510  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5329         4430  COGENT-174, US
 18403        4364         4339  FPT-AS-AP FPT Telecom Company, VN
 11492        4727         4135  CABLEONE, US
  9498        4275         3976  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4021         3895  AKAMAI-ASN1, NL

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
    211747  UNALLOCATED  5.231.225.0/24          204044  ONLYSERVERS Dedicated S
     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
     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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             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
23.138.204.0/24      Origin:    203062  ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux
23.138.204.0/24     Transit:     52025  PARADOXNETWORKS-LIMITED, GB
23.138.212.0/24      Origin:    400910  MOOSE, US
23.138.212.0/24     Transit:     35661  VIRTUASYS-EU Lift weight. Push bytes. Ne
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, 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      /10:41      /11:93      /12:300     
/13:582     /14:1228    /15:2186    /16:14054   /17:8328    /18:13885   
/19:24778   /20:44438   /21:52424   /22:113262  /23:106087  /24:619099  
/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        6637        7718  UNI2-AS, ES
  8151        6274       12098  UNINET, MX
 11492        3533        4727  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2818        3859  VIASAT-SP-BACKBONE, US
 22773        2496        3346  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2323       13337  AMAZON-02, US
 30036        2221        2561  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2186        3500  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)
----------------------------------------------

   1:2347      2:1522      3:723       4:11        5:4979      6:163    
   7:6         8:1609      9:1        11:172      12:1365     13:378    
  14:2518     15:354      16:284      17:372      18:920      20:525    
  21:4        22:188      23:7556     24:2889     25:2        27:2773   
  29:19       31:3285     32:45       33:1        34:84       35:204    
  36:2792     37:4653     38:10324    39:909      40:169      41:4446   
  42:1992     43:2600     44:379      45:19266    46:5072     47:300    
  49:1944     50:1896     51:591      52:1556     54:306      55:1094   
  56:11       57:265      58:2216     59:1283     60:1166     61:2995   
  62:3014     63:1826     64:5521     65:2189     66:4739     67:3111   
  68:1126     69:4005     70:1060     71:633      72:2920     74:2807   
  75:1622     76:616      77:2801     78:1886     79:1762     80:2219   
  81:2075     82:3137     83:1443     84:1864     85:3425     86:1063   
  87:2414     88:1308     89:4369     90:775      91:8424     92:2690   
  93:2897     94:4050     95:4321     96:1475     97:316      98:979    
  99:680     100:72      101:1411    102:4327    103:32342   104:5026   
 105:1231    106:1033    107:2636    108:1230    109:4121    110:2234   
 111:3328    112:2060    113:1807    114:1977    115:2234    116:2085   
 117:2614    118:2812    119:1957    120:1921    121:1369    122:2775   
 123:2403    124:1580    125:2851    126:91      128:1597    129:1019   
 130:1326    131:2031    132:780     133:451     134:1541    135:377    
 136:1320    137:1129    138:3069    139:1586    140:1591    141:1502   
 142:1923    143:1753    144:1096    145:509     146:2171    147:2099   
 148:2687    149:2925    150:1225    151:1891    152:2101    153:561    
 154:8419    155:1723    156:3369    157:1894    158:1304    159:2445   
 160:3663    161:1895    162:3744    163:2154    164:1726    165:2226   
 166:1474    167:1930    168:4240    169:799     170:5333    171:1007   
 172:4451    173:3302    174:910     175:1300    176:3742    177:5481   
 178:3684    179:2474    180:2655    181:4198    182:3426    183:2096   
 184:2119    185:21767   186:5529    187:4813    188:4248    189:4469   
 190:9860    191:1920    192:11241   193:9529    194:7835    195:5617   
 196:3662    197:3855    198:6113    199:8495    200:8550    201:6440   
 202:10351   203:10686   204:4548    205:3523    206:4491    207:3471   
 208:4290    209:5218    210:4617    211:2533    212:4571    213:3764   
 214:1030    215:48      216:6779    217:3203    218:1358    219:386    
 220:2071    221:1081    222:714     223:2367   

End of report


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