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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Apr 16 18:45:23 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 16 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:                              997423
    Prefixes after maximum aggregation (per Origin AS):          375961
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      477489
    Number of IPv4 prefixes with a valid ROA:                    552091
    Number of IPv4 prefixes with an invalid ROA:                    458
    Number of IPv4 prefixes with no ROA:                         444874
Total ASes present in the Internet Routing Table:                 76798
    Prefixes per ASN:                                             12.99
Origin-only ASes present in the Internet Routing Table:           65949
Origin ASes announcing only one prefix:                           26551
Transit ASes present in the Internet Routing Table:               10849
Transit-only ASes present in the Internet Routing Table:            538
Paths with bogon ASNs present in the IPv4 Routing Table:             81
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                     128
    Max AS path prepend of ASN ( 37447)                             125
Prefixes from unregistered ASNs in the Routing Table:              1093
    Number of instances of unregistered ASNs:                      1094
Number of 32-bit ASNs allocated by the RIRs:                      46209
Number of 32-bit ASNs visible in the Routing Table:               38156
Prefixes from 32-bit ASNs in the Routing Table:                  207066
Number of bogon 32-bit ASNs visible in the Routing Table:            20
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            461
Number of addresses announced to Internet:                   3107386880
    Equivalent to 185 /8s, 54 /16s and 246 /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:      329885

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

Prefixes being announced by APNIC Region ASes:                   257820
    Total APNIC prefixes after maximum aggregation:               76374
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249461
    Unique aggregates announced from the APNIC address blocks:   102920
APNIC Region origin ASes present in the Internet Routing Table:   14574
    APNIC Prefixes per ASN:                                       17.12
APNIC Region origin ASes announcing only one prefix:               4442
APNIC Region transit ASes present in the Internet Routing Table:   1926
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:  10099
Number of APNIC addresses announced to Internet:              748526336
    Equivalent to 44 /8s, 157 /16s and 155 /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:                    291991
    Total ARIN prefixes after maximum aggregation:               129173
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           293220
    Unique aggregates announced from the ARIN address blocks:    137571
ARIN Region origin ASes present in the Internet Routing Table:    19221
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                7034
ARIN Region transit ASes present in the Internet Routing Table:    1948
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:    5186
Number of ARIN addresses announced to Internet:              1349576704
    Equivalent to 80 /8s, 112 /16s and 232 /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:                    276731
    Total RIPE prefixes after maximum aggregation:               133507
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274410
    Unique aggregates announced from the RIPE address blocks:    173956
RIPE Region origin ASes present in the Internet Routing Table:    28934
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12039
RIPE Region transit ASes present in the Internet Routing Table:    3939
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:   12402
Number of RIPE addresses announced to Internet:               731949568
    Equivalent to 43 /8s, 160 /16s and 170 /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:                  132130
    Total LACNIC prefixes after maximum aggregation:              29366
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128627
    Unique aggregates announced from the LACNIC address blocks:   48848
LACNIC Region origin ASes present in the Internet Routing Table:  11232
    LACNIC Prefixes per ASN:                                      11.45
LACNIC Region origin ASes announcing only one prefix:              2376
LACNIC Region transit ASes present in the Internet Routing Table:  2468
Average LACNIC Region AS path length visible:                       5.6
    Max LACNIC Region AS path length visible:                        58
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9184
Number of LACNIC addresses announced to Internet:             171747072
    Equivalent to 10 /8s, 60 /16s and 167 /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:                  37658
    Total AfriNIC prefixes after maximum aggregation:              6885
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         51244
    Unique aggregates announced from the AfriNIC address blocks:  13795
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     26.70
AfriNIC Region origin ASes announcing only one prefix:              660
AfriNIC Region transit ASes present in the Internet Routing Table:  379
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                      128
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1285
Number of AfriNIC addresses announced to Internet:            105365248
    Equivalent to 6 /8s, 71 /16s and 191 /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       10347       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6207        843     650  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4229        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4220        530     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3924       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3267       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2856        850     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2174      11524     636  KIXS-AS-KR Korea Telecom, KR
 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       13185      39693    4091  AMAZON-02, US
   174        5393       8762     942  COGENT-174, US
 11492        4693        311     586  CABLEONE, US
  7155        3829        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3396       3034     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54879    2505  DNIC-AS-00749, US
 16625        3069       1287    2243  AKAMAI-AS, US
396982        2956       3651     469  GOOGLE-CLOUD-PLATFORM, US
 36352        2656        219     811  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        7697       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3999       3395     128  AKAMAI-ASN1, NL
  9009        3779        326    1963  M247, RO
 12389        3074       2303     888  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2365        360     583  TELLCOM-AS, TR
212238        2096        148    1542  CDNEXT, GB
  8452        1637       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1481         98     745  CLOUVIDER Clouvider - Global ASN, GB

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11981       3243     594  UNINET, MX
 10620        3522        486     992  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        1358       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        1183        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1053         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        1733        607      31  RAYA-AS, EG
 24863        1562        389      16  LINKdotNET-AS, EG
 29571        1518        102      52  ORANGE-COTE-IVOIRE, CI
 36992        1432       1518     283  ETISALAT-MISR, EG
 20011        1296        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1027        521      42  Vodafone-, EG
 37069         932       1099      15  MOBINIL, EG
 37457         588        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       13185      39693    4091  AMAZON-02, US
  8151       11981       3243     594  UNINET, MX
  9808       10347       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7697       1714     145  UNI2-AS, ES
  7545        6207        843     650  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5393       8762     942  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4693        311     586  CABLEONE, US
 18403        4229        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4220        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       11981        11387  UNINET, MX
  9808       10347        10259  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7697         7552  UNI2-AS, ES
  7545        6207         5557  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5393         4451  COGENT-174, US
 18403        4229         4204  FPT-AS-AP FPT Telecom Company, VN
 11492        4693         4107  CABLEONE, US
  9498        4220         3946  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3924         3898  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    /15:2183    /16:14006   /17:8361    /18:13922   
/19:24789   /20:44298   /21:52565   /22:113396  /23:105653  /24:615969  
/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        6618        7697  UNI2-AS, ES
  8151        6165       11981  UNINET, MX
 11492        3531        4693  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2787        3829  VIASAT-SP-BACKBONE, US
 22773        2533        3396  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2347       13185  AMAZON-02, US
 30036        2211        2547  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2188        3522  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)
----------------------------------------------

   1:2325      2:1530      3:615       4:10        5:4921      6:163    
   7:6         8:1556      9:1        11:172      12:1372     13:352    
  14:2513     15:352      16:283      17:366      18:923      20:517    
  21:4        22:188      23:7446     24:2894     25:2        27:2765   
  29:19       31:3277     32:44       34:84       35:203      36:2401   
  37:4677     38:10078    39:903      40:160      41:4445     42:1915   
  43:2578     44:375      45:19161    46:5024     47:289      49:1928   
  50:1899     51:591      52:1553     54:299      55:1091     56:11     
  57:264      58:2205     59:1283     60:1171     61:2999     62:3002   
  63:1840     64:5539     65:2195     66:4696     67:3102     68:1125   
  69:4018     70:1066     71:622      72:2920     74:2818     75:1606   
  76:613      77:2843     78:1883     79:1753     80:2216     81:2061   
  82:3159     83:1429     84:1856     85:3410     86:1044     87:2408   
  88:1300     89:4329     90:782      91:8404     92:2791     93:2903   
  94:4078     95:4357     96:1442     97:313      98:997      99:644    
 100:72      101:1405    102:4152    103:32344   104:4777    105:1226   
 106:983     107:2614    108:1205    109:4137    110:2226    111:3362   
 112:2032    113:1806    114:1973    115:2241    116:2073    117:2739   
 118:2818    119:1961    120:1873    121:1368    122:2774    123:2401   
 124:1585    125:2862    126:91      128:1583    129:1025    130:1293   
 131:1977    132:789     133:451     134:1532    135:377     136:1254   
 137:1120    138:3031    139:1608    140:1583    141:1487    142:1931   
 143:1654    144:1065    145:520     146:2161    147:2109    148:2670   
 149:2977    150:1249    151:1747    152:2118    153:569     154:8283   
 155:1637    156:3207    157:1887    158:1290    159:2438    160:3622   
 161:1911    162:3759    163:2072    164:1730    165:2235    166:1445   
 167:1910    168:4229    169:800     170:5298    171:1001    172:4485   
 173:3252    174:902     175:1299    176:3758    177:5452    178:3860   
 179:2465    180:2622    181:4206    182:3365    183:2031    184:2146   
 185:21732   186:5465    187:4805    188:4218    189:4411    190:9843   
 191:1945    192:11227   193:9475    194:7836    195:5620    196:3645   
 197:3789    198:6095    199:8445    200:8515    201:6387    202:10466  
 203:10675   204:4529    205:3651    206:4621    207:3456    208:4223   
 209:5174    210:4599    211:2526    212:4568    213:3822    214:1035   
 215:48      216:6680    217:3183    218:1350    219:385     220:2083   
 221:1061    222:712     223:2325   

End of report


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