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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 17 18:45:45 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 17 Jan, 2025

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              988290
    Prefixes after maximum aggregation (per Origin AS):          370637
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      472005
    Number of IPv4 prefixes with a valid ROA:                    533665
    Number of IPv4 prefixes with an invalid ROA:                    773
    Number of IPv4 prefixes with no ROA:                         453852
Total ASes present in the Internet Routing Table:                 76481
    Prefixes per ASN:                                             12.92
Origin-only ASes present in the Internet Routing Table:           65745
Origin ASes announcing only one prefix:                           26468
Transit ASes present in the Internet Routing Table:               10736
Transit-only ASes present in the Internet Routing Table:            519
Paths with bogon ASNs present in the IPv4 Routing Table:             30
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                      75
    Max AS path prepend of ASN ( 37447)                              73
Prefixes from unregistered ASNs in the Routing Table:              1098
    Number of instances of unregistered ASNs:                      1105
Number of 32-bit ASNs allocated by the RIRs:                      46084
Number of 32-bit ASNs visible in the Routing Table:               37655
Prefixes from 32-bit ASNs in the Routing Table:                  203271
Number of bogon 32-bit ASNs visible in the Routing Table:            29
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            531
Number of addresses announced to Internet:                   3118792192
    Equivalent to 185 /8s, 228 /16s and 254 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      325457

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

Prefixes being announced by APNIC Region ASes:                   256267
    Total APNIC prefixes after maximum aggregation:               75963
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248148
    Unique aggregates announced from the APNIC address blocks:   102338
APNIC Region origin ASes present in the Internet Routing Table:   14418
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4404
APNIC Region transit ASes present in the Internet Routing Table:   1893
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                         42
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9936
Number of APNIC addresses announced to Internet:              757063168
    Equivalent to 45 /8s, 31 /16s and 222 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-153913
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    288795
    Total ARIN prefixes after maximum aggregation:               126792
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290627
    Unique aggregates announced from the ARIN address blocks:    134228
ARIN Region origin ASes present in the Internet Routing Table:    19183
    ARIN Prefixes per ASN:                                        15.15
ARIN Region origin ASes announcing only one prefix:                7009
ARIN Region transit ASes present in the Internet Routing Table:    1933
Average ARIN Region AS path length visible:                         6.9
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5110
Number of ARIN addresses announced to Internet:              1346259968
    Equivalent to 80 /8s, 62 /16s and 76 /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:                    273723
    Total RIPE prefixes after maximum aggregation:               131373
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           270675
    Unique aggregates announced from the RIPE address blocks:    170891
RIPE Region origin ASes present in the Internet Routing Table:    28857
    RIPE Prefixes per ASN:                                         9.38
RIPE Region origin ASes announcing only one prefix:               12052
RIPE Region transit ASes present in the Internet Routing Table:    3894
Average RIPE Region AS path length visible:                         7.0
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12210
Number of RIPE addresses announced to Internet:               733127168
    Equivalent to 43 /8s, 178 /16s and 162 /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:                  131930
    Total LACNIC prefixes after maximum aggregation:              29049
    LACNIC Deaggregation factor:                                   4.54
Prefixes being announced from the LACNIC address blocks:         129173
    Unique aggregates announced from the LACNIC address blocks:   48812
LACNIC Region origin ASes present in the Internet Routing Table:  11195
    LACNIC Prefixes per ASN:                                      11.54
LACNIC Region origin ASes announcing only one prefix:              2349
LACNIC Region transit ASes present in the Internet Routing Table:  2478
Average LACNIC Region AS path length visible:                       7.7
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9123
Number of LACNIC addresses announced to Internet:             177482752
    Equivalent to 10 /8s, 148 /16s and 44 /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:                  36477
    Total AfriNIC prefixes after maximum aggregation:              6768
    AfriNIC Deaggregation factor:                                  5.39
Prefixes being announced from the AfriNIC address blocks:         49136
    Unique aggregates announced from the AfriNIC address blocks:  15308
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     25.61
AfriNIC Region origin ASes announcing only one prefix:              654
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       75
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1276
Number of AfriNIC addresses announced to Internet:            104596480
    Equivalent to 6 /8s, 60 /16s and 4 /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       10310       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6194        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4289        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4109        526     276  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3909       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3251       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2822        846     546  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2206        434     189  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12572      38854    3696  AMAZON-02, US
   174        6050       8762     886  COGENT-174, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3383       3033     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        2971       1282    2177  AKAMAI-AS, US
396982        2899       3657     442  GOOGLE-CLOUD-PLATFORM, US
 30036        2579        360     271  MEDIACOM-ENTERPRISE-BUSINESS, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7648       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        3998       3395     125  AKAMAI-ASN1, NL
  9009        3742        321    1903  M247, RO
 12389        2978       2301     888  ROSTELECOM-AS, RU
 34984        2369        361     578  TELLCOM-AS, TR
212238        1895        135    1400  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1498         99     751  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       11664       3228     601  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2526        538     373  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1332       2436     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1167        374     163  Axtel, S.A.B. de C.V., MX
 11664        1149        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1127         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1112        371      22  Telefonica del Peru S.A.A., PE

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1672        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1542         97     105  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1236        193     304  INTERNET-SOLUTIONS, ZA
 36935        1001        521      42  Vodafone-, EG
 37069         832       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         552         82       3  KENET-AS, KE

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12572      38854    3696  AMAZON-02, US
  8151       11664       3228     601  UNINET, MX
  9808       10310       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7648       1709     143  UNI2-AS, ES
  7545        6194        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6050       8762     886  COGENT-174, US
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4289        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US

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       11664        11063  UNINET, MX
  9808       10310        10223  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7648         7505  UNI2-AS, ES
  7545        6194         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6050         5164  COGENT-174, US
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4289         4266  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
  7552        3909         3884  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.176.0/24      Origin:     40676  AS40676, US
23.140.176.0/24     Transit:      7922  COMCAST-7922, US

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:93      /12:311     
/13:590     /14:1233    /15:2192    /16:14049   /17:8313    /18:13873   
/19:24766   /20:44386   /21:52686   /22:113273  /23:104296  /24:608155  
/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        6612        7648  UNI2-AS, ES
  8151        5835       11664  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2519        3383  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2251       12572  AMAZON-02, US
 30036        2240        2579  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2178        3538  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)
----------------------------------------------

   1:2288      2:1566      3:547       4:9         5:4792      6:165    
   7:6         8:1552      9:1        11:172      12:1387     13:354    
  14:2491     15:335      16:270      17:360      18:901      20:456    
  21:4        22:188      23:7245     24:2769     25:2        27:2701   
  29:19       31:3106     32:46       34:74       35:184      36:2408   
  37:4556     38:10353    39:895      40:154      41:4412     42:1966   
  43:2539     44:348      45:18895    46:4987     47:293      49:2010   
  50:1866     51:587      52:1572     54:306      55:1030     56:8      
  57:245      58:2215     59:1187     60:1160     61:2888     62:3002   
  63:1852     64:5415     65:2217     66:4697     67:3049     68:1167   
  69:4035     70:1105     71:612      72:2928     74:2802     75:1640   
  76:632      77:2719     78:1856     79:1717     80:2231     81:2074   
  82:1881     83:1422     84:1798     85:3291     86:985      87:2446   
  88:1295     89:4370     90:752      91:8411     92:2759     93:2886   
  94:3855     95:4180     96:1270     97:309      98:982      99:737    
 100:71      101:1374    102:3887    103:32442   104:4607    105:1116   
 106:1021    107:2607    108:1193    109:4100    110:2226    111:3314   
 112:2049    113:1810    114:1940    115:2224    116:2043    117:2688   
 118:2789    119:1966    120:1874    121:1357    122:2753    123:2178   
 124:1589    125:2850    126:61      128:1616    129:1015    130:1282   
 131:1913    132:814     133:450     134:1508    135:368     136:1347   
 137:1106    138:3068    139:1569    140:1516    141:1495    142:1827   
 143:1636    144:1018    145:475     146:2141    147:2046    148:2595   
 149:2902    150:1190    151:1635    152:2104    153:569     154:8036   
 155:1553    156:3356    157:1871    158:1249    159:2434    160:3565   
 161:1827    162:3655    163:1793    164:1710    165:2177    166:1334   
 167:1883    168:4271    169:798     170:5270    171:1000    172:4035   
 173:3208    174:917     175:1287    176:3635    177:5627    178:3830   
 179:2341    180:2583    181:4105    182:3360    183:2047    184:2274   
 185:21571   186:5439    187:4701    188:4274    189:4285    190:9795   
 191:1966    192:11242   193:9386    194:7768    195:5526    196:3495   
 197:3644    198:6065    199:8309    200:8586    201:6428    202:10441  
 203:10664   204:4563    205:3661    206:4649    207:3501    208:4223   
 209:5111    210:4604    211:2518    212:4545    213:3797    214:1049   
 215:42      216:6623    217:3152    218:1353    219:384     220:2103   
 221:1054    222:717     223:2307   

End of report


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