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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Apr 24 18:45:28 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Thu 24 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:                              999231
    Prefixes after maximum aggregation (per Origin AS):          376546
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      478603
    Number of IPv4 prefixes with a valid ROA:                    553875
    Number of IPv4 prefixes with an invalid ROA:                    825
    Number of IPv4 prefixes with no ROA:                         444531
Total ASes present in the Internet Routing Table:                 76842
    Prefixes per ASN:                                             13.00
Origin-only ASes present in the Internet Routing Table:           65957
Origin ASes announcing only one prefix:                           26570
Transit ASes present in the Internet Routing Table:               10885
Transit-only ASes present in the Internet Routing Table:            539
Paths with bogon ASNs present in the IPv4 Routing Table:             86
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:              1076
    Number of instances of unregistered ASNs:                      1077
Number of 32-bit ASNs allocated by the RIRs:                      46259
Number of 32-bit ASNs visible in the Routing Table:               38205
Prefixes from 32-bit ASNs in the Routing Table:                  207523
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:            466
Number of addresses announced to Internet:                   3106536448
    Equivalent to 185 /8s, 41 /16s and 252 /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:      330286

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

Prefixes being announced by APNIC Region ASes:                   258326
    Total APNIC prefixes after maximum aggregation:               76505
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249959
    Unique aggregates announced from the APNIC address blocks:   103167
APNIC Region origin ASes present in the Internet Routing Table:   14601
    APNIC Prefixes per ASN:                                       17.12
APNIC Region origin ASes announcing only one prefix:               4454
APNIC Region transit ASes present in the Internet Routing Table:   1946
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10128
Number of APNIC addresses announced to Internet:              748442880
    Equivalent to 44 /8s, 156 /16s and 85 /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:                    292641
    Total ARIN prefixes after maximum aggregation:               129485
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           294025
    Unique aggregates announced from the ARIN address blocks:    138375
ARIN Region origin ASes present in the Internet Routing Table:    19222
    ARIN Prefixes per ASN:                                        15.30
ARIN Region origin ASes announcing only one prefix:                7035
ARIN Region transit ASes present in the Internet Routing Table:    1952
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:    5195
Number of ARIN addresses announced to Internet:              1348843008
    Equivalent to 80 /8s, 101 /16s and 182 /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:                    276870
    Total RIPE prefixes after maximum aggregation:               133685
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274404
    Unique aggregates announced from the RIPE address blocks:    174048
RIPE Region origin ASes present in the Internet Routing Table:    28948
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12049
RIPE Region transit ASes present in the Internet Routing Table:    3942
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12422
Number of RIPE addresses announced to Internet:               731903488
    Equivalent to 43 /8s, 159 /16s and 246 /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:                  132530
    Total LACNIC prefixes after maximum aggregation:              29376
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128986
    Unique aggregates announced from the LACNIC address blocks:   48809
LACNIC Region origin ASes present in the Internet Routing Table:  11231
    LACNIC Prefixes per ASN:                                      11.48
LACNIC Region origin ASes announcing only one prefix:              2377
LACNIC Region transit ASes present in the Internet Routing Table:  2470
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:  9175
Number of LACNIC addresses announced to Internet:             171761920
    Equivalent to 10 /8s, 60 /16s and 225 /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:                  37788
    Total AfriNIC prefixes after maximum aggregation:              6852
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         51391
    Unique aggregates announced from the AfriNIC address blocks:  13821
AfriNIC Region origin ASes present in the Internet Routing Table:  1920
    AfriNIC Prefixes per ASN:                                     26.77
AfriNIC Region origin ASes announcing only one prefix:              655
AfriNIC Region transit ASes present in the Internet Routing Table:  384
Average AfriNIC Region AS path length visible:                      4.9
    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:            105362432
    Equivalent to 6 /8s, 71 /16s and 180 /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       10360       8753      92  CHINAMOBILE-CN China Mobile Communication
  7545        6212        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4322        531     277  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4260        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3919       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3677       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3268       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2861        851     539  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2180      11524     640  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       13268      39709    4110  AMAZON-02, US
   174        5484       8757     933  COGENT-174, US
 11492        4700        312     585  CABLEONE, US
  7155        3859        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3395       3034     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54879    2505  DNIC-AS-00749, US
 16625        3074       1291    2245  AKAMAI-AS, US
396982        2965       3651     473  GOOGLE-CLOUD-PLATFORM, US
 36352        2716        224     830  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     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4012       3395     126  AKAMAI-ASN1, NL
  9009        3771        325    1959  M247, RO
 12389        3069       2303     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2362        360     584  TELLCOM-AS, TR
212238        2105        149    1545  CDNEXT, GB
  8452        1640       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1429        366      33  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       11996       3244     596  UNINET, MX
 10620        3516        485     994  Telmex Colombia S.A., CO
 13999        2510        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        1332        784     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1190        371      21  Telefonica del Peru S.A.A., PE
 11664        1189        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1129         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1055         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        1743        607      31  RAYA-AS, EG
 24863        1650        389      16  LINKdotNET-AS, EG
 29571        1589        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1433       1518     283  ETISALAT-MISR, EG
 20011        1296        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1020        521      42  Vodafone-, EG
 37069         932       1099      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  3741         560        661     319  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       13268      39709    4110  AMAZON-02, US
  8151       11996       3244     596  UNINET, MX
  9808       10360       8753      92  CHINAMOBILE-CN China Mobile Communication
 12479        7718       1714     145  UNI2-AS, ES
  7545        6212        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5484       8757     933  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4700        312     585  CABLEONE, US
  9498        4322        531     277  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4260        347      25  FPT-AS-AP FPT Telecom Company, VN

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       11996        11400  UNINET, MX
  9808       10360        10268  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7718         7573  UNI2-AS, ES
  7545        6212         5559  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5484         4551  COGENT-174, US
 18403        4260         4235  FPT-AS-AP FPT Telecom Company, VN
 11492        4700         4115  CABLEONE, US
  9498        4322         4045  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3919         3893  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
     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
     46639  UNALLOCATED  8.38.73.0/24              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      /12:300     
/13:583     /14:1228    /15:2180    /16:13992   /17:8353    /18:13918   
/19:24809   /20:44342   /21:52581   /22:113481  /23:105850  /24:617448  
/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        6639        7718  UNI2-AS, ES
  8151        6178       11996  UNINET, MX
 11492        3531        4700  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2818        3859  VIASAT-SP-BACKBONE, US
 22773        2532        3395  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2360       13268  AMAZON-02, US
 30036        2226        2566  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2182        3516  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)
----------------------------------------------

   1:2355      2:1526      3:619       4:9         5:4933      6:163    
   7:6         8:1558      9:1        11:172      12:1371     13:355    
  14:2516     15:352      16:283      17:367      18:923      20:519    
  21:4        22:188      23:7507     24:2896     25:2        27:2768   
  29:19       31:3276     32:44       34:84       35:205      36:2404   
  37:4700     38:10189    39:905      40:170      41:4452     42:1907   
  43:2594     44:377      45:19249    46:5053     47:292      49:1940   
  50:1902     51:591      52:1559     54:298      55:1092     56:11     
  57:265      58:2204     59:1370     60:1172     61:3000     62:3016   
  63:1836     64:5530     65:2199     66:4720     67:3108     68:1129   
  69:4016     70:1064     71:624      72:2922     74:2816     75:1619   
  76:615      77:2838     78:1887     79:1754     80:2215     81:2069   
  82:3184     83:1434     84:1851     85:3425     86:1047     87:2409   
  88:1297     89:4335     90:785      91:8412     92:2727     93:2903   
  94:4074     95:4364     96:1462     97:313      98:995      99:668    
 100:72      101:1401    102:4177    103:32384   104:4825    105:1231   
 106:1043    107:2622    108:1217    109:4126    110:2233    111:3349   
 112:2051    113:1813    114:1974    115:2254    116:2075    117:2738   
 118:2821    119:1959    120:1883    121:1366    122:2778    123:2403   
 124:1585    125:2862    126:91      128:1586    129:1019    130:1317   
 131:1977    132:780     133:450     134:1541    135:377     136:1314   
 137:1129    138:3070    139:1622    140:1578    141:1496    142:1927   
 143:1671    144:1087    145:520     146:2165    147:2101    148:2676   
 149:2961    150:1258    151:1759    152:2114    153:570     154:8334   
 155:1652    156:3215    157:1886    158:1291    159:2439    160:3665   
 161:1924    162:3755    163:2100    164:1732    165:2228    166:1448   
 167:1907    168:4236    169:801     170:5295    171:1007    172:4477   
 173:3277    174:906     175:1301    176:3721    177:5462    178:3770   
 179:2454    180:2636    181:4196    182:3377    183:2031    184:2145   
 185:21728   186:5465    187:4836    188:4216    189:4442    190:9867   
 191:1947    192:11262   193:9480    194:7836    195:5606    196:3662   
 197:3824    198:6120    199:8486    200:8531    201:6401    202:10489  
 203:10707   204:4534    205:3662    206:4606    207:3452    208:4231   
 209:5189    210:4638    211:2528    212:4569    213:3833    214:1028   
 215:48      216:6671    217:3201    218:1347    219:385     220:2084   
 221:1061    222:713     223:2318   

End of report


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