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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Apr 9 18:45:38 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 09 Apr, 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:                              996398
    Prefixes after maximum aggregation (per Origin AS):          375329
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      476686
    Number of IPv4 prefixes with a valid ROA:                    550556
    Number of IPv4 prefixes with an invalid ROA:                    437
    Number of IPv4 prefixes with no ROA:                         445405
Total ASes present in the Internet Routing Table:                 76769
    Prefixes per ASN:                                             12.98
Origin-only ASes present in the Internet Routing Table:           65849
Origin ASes announcing only one prefix:                           26534
Transit ASes present in the Internet Routing Table:               10920
Transit-only ASes present in the Internet Routing Table:            541
Paths with bogon ASNs present in the IPv4 Routing Table:             77
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (135823)                              50
Prefixes from unregistered ASNs in the Routing Table:              1114
    Number of instances of unregistered ASNs:                      1118
Number of 32-bit ASNs allocated by the RIRs:                      46148
Number of 32-bit ASNs visible in the Routing Table:               38113
Prefixes from 32-bit ASNs in the Routing Table:                  206818
Number of bogon 32-bit ASNs visible in the Routing Table:            26
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            479
Number of addresses announced to Internet:                   3106724864
    Equivalent to 185 /8s, 44 /16s and 220 /24s
    Percentage of available address space announced:               83.9
    Percentage of allocated address space announced:               83.9
    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:      329665

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

Prefixes being announced by APNIC Region ASes:                   257596
    Total APNIC prefixes after maximum aggregation:               76351
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          249236
    Unique aggregates announced from the APNIC address blocks:   102788
APNIC Region origin ASes present in the Internet Routing Table:   14557
    APNIC Prefixes per ASN:                                       17.12
APNIC Region origin ASes announcing only one prefix:               4439
APNIC Region transit ASes present in the Internet Routing Table:   1937
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         55
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10082
Number of APNIC addresses announced to Internet:              748488448
    Equivalent to 44 /8s, 157 /16s and 7 /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:                    291253
    Total ARIN prefixes after maximum aggregation:               128805
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292715
    Unique aggregates announced from the ARIN address blocks:    137271
ARIN Region origin ASes present in the Internet Routing Table:    19214
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                7032
ARIN Region transit ASes present in the Internet Routing Table:    1953
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:    5176
Number of ARIN addresses announced to Internet:              1349261824
    Equivalent to 80 /8s, 108 /16s and 26 /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:                    276555
    Total RIPE prefixes after maximum aggregation:               133344
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274101
    Unique aggregates announced from the RIPE address blocks:    173743
RIPE Region origin ASes present in the Internet Routing Table:    28928
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    3972
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:   12393
Number of RIPE addresses announced to Internet:               731677696
    Equivalent to 43 /8s, 156 /16s and 132 /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:                  132276
    Total LACNIC prefixes after maximum aggregation:              29321
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128803
    Unique aggregates announced from the LACNIC address blocks:   48831
LACNIC Region origin ASes present in the Internet Routing Table:  11226
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2365
LACNIC Region transit ASes present in the Internet Routing Table:  2482
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:  9181
Number of LACNIC addresses announced to Internet:             171699200
    Equivalent to 10 /8s, 59 /16s and 236 /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:                  37604
    Total AfriNIC prefixes after maximum aggregation:              6825
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         51064
    Unique aggregates announced from the AfriNIC address blocks:  13635
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                     26.69
AfriNIC Region origin ASes announcing only one prefix:              652
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:                       46
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1281
Number of AfriNIC addresses announced to Internet:            105355776
    Equivalent to 6 /8s, 71 /16s and 154 /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       10306       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6209        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4250        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4224        530     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3922       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3678       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3266       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2851        849     538  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2170       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4766        2163      11521     628  KIXS-AS-KR Korea Telecom, KR

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       12989      39641    3936  AMAZON-02, US
   174        5468       8766     958  COGENT-174, US
 11492        4687        311     584  CABLEONE, US
  7155        3828        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3400       3034     184  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3051       1281    2237  AKAMAI-AS, US
396982        2949       3649     466  GOOGLE-CLOUD-PLATFORM, US
 36352        2636        217     803  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        7717       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3976       3395     128  AKAMAI-ASN1, NL
  9009        3768        325    1958  M247, RO
 12389        3068       2303     887  ROSTELECOM-AS, RU
 34984        2365        360     582  TELLCOM-AS, TR
212238        2081        148    1531  CDNEXT, GB
  8452        1620       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1480         98     744  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       11959       3244     585  UNINET, MX
 10620        3536        487     974  Telmex Colombia S.A., CO
 13999        2512        539     364  Mega Cable, S.A. de C.V., MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 28573        1357       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1333        784     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1193        371      22  Telefonica del Peru S.A.A., PE
 11664        1171        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1051         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        1702        599      30  RAYA-AS, EG
 24863        1643        389      16  LINKdotNET-AS, EG
 29571        1570        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1429       1518     287  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1028        523      45  Vodafone-, EG
 37069         932       1099      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         561       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       12989      39641    3936  AMAZON-02, US
  8151       11959       3244     585  UNINET, MX
  9808       10306       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7717       1714     145  UNI2-AS, ES
  7545        6209        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5468       8766     958  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4687        311     584  CABLEONE, US
 18403        4250        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4224        530     274  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       11959        11374  UNINET, MX
  9808       10306        10218  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7717         7572  UNI2-AS, ES
  7545        6209         5557  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5468         4510  COGENT-174, US
 18403        4250         4225  FPT-AS-AP FPT Telecom Company, VN
 11492        4687         4103  CABLEONE, US
  9498        4224         3950  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3922         3896  VIETEL-AS-AP Viettel Group, VN

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     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
     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
23.140.216.0/24      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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, 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      /12:301     
/13:584     /14:1230    /15:2184    /16:13998   /17:8352    /18:13925   
/19:24798   /20:44287   /21:52511   /22:113294  /23:105551  /24:615217  
/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        6638        7717  UNI2-AS, ES
  8151        6139       11959  UNINET, MX
 11492        3531        4687  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2787        3828  VIASAT-SP-BACKBONE, US
 22773        2536        3400  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2333       12989  AMAZON-02, US
 30036        2209        2549  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2198        3536  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)
----------------------------------------------

   1:2348      2:1530      3:611       4:10        5:4903      6:163    
   7:6         8:1551      9:1        11:172      12:1374     13:350    
  14:2508     15:352      16:280      17:364      18:921      20:485    
  21:4        22:188      23:7376     24:2894     25:2        27:2740   
  29:19       31:3274     32:45       34:84       35:204      36:2404   
  37:4686     38:10190    39:899      40:160      41:4446     42:1902   
  43:2581     44:366      45:19217    46:4996     47:289      49:1931   
  50:1904     51:591      52:1551     54:300      55:879      56:11     
  57:260      58:2206     59:1288     60:1171     61:2998     62:3003   
  63:1846     64:5526     65:2196     66:4709     67:3101     68:1117   
  69:4017     70:1070     71:624      72:2918     74:2827     75:1609   
  76:610      77:2847     78:1884     79:1740     80:2215     81:2041   
  82:3122     83:1428     84:1854     85:3399     86:1042     87:2417   
  88:1303     89:4334     90:777      91:8397     92:2801     93:2888   
  94:4067     95:4316     96:1443     97:312      98:998      99:640    
 100:70      101:1404    102:4094    103:32296   104:4771    105:1231   
 106:989     107:2611    108:1205    109:4138    110:2222    111:3354   
 112:2044    113:1823    114:1972    115:2254    116:2071    117:2738   
 118:2822    119:1957    120:1875    121:1367    122:2771    123:2404   
 124:1586    125:2862    126:91      128:1589    129:1026    130:1295   
 131:1955    132:784     133:451     134:1529    135:378     136:1313   
 137:1122    138:3068    139:1609    140:1563    141:1484    142:1863   
 143:1667    144:1058    145:520     146:2170    147:2108    148:2663   
 149:2973    150:1254    151:1740    152:2116    153:572     154:8136   
 155:1654    156:3207    157:1889    158:1278    159:2427    160:3614   
 161:1907    162:3734    163:2023    164:1728    165:2233    166:1442   
 167:1903    168:4202    169:800     170:5305    171:1002    172:4478   
 173:3253    174:910     175:1294    176:3740    177:5474    178:3856   
 179:2472    180:2621    181:4209    182:3370    183:2018    184:2148   
 185:21713   186:5498    187:4783    188:4214    189:4418    190:9850   
 191:1928    192:11203   193:9450    194:7857    195:5621    196:3659   
 197:3822    198:6115    199:8461    200:8504    201:6391    202:10446  
 203:10661   204:4538    205:3651    206:4610    207:3458    208:4218   
 209:5181    210:4585    211:2529    212:4545    213:3819    214:1051   
 215:48      216:6662    217:3175    218:1348    219:385     220:2082   
 221:1069    222:710     223:2317   

End of report


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