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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jan 18 18:46:23 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sat 18 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:                              988537
    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:                    533542
    Number of IPv4 prefixes with an invalid ROA:                    769
    Number of IPv4 prefixes with no ROA:                         454226
Total ASes present in the Internet Routing Table:                 76484
    Prefixes per ASN:                                             12.92
Origin-only ASes present in the Internet Routing Table:           65752
Origin ASes announcing only one prefix:                           26470
Transit ASes present in the Internet Routing Table:               10732
Transit-only ASes present in the Internet Routing Table:            520
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:                                      58
    Max AS path prepend of ASN (153261)                              50
Prefixes from unregistered ASNs in the Routing Table:              1102
    Number of instances of unregistered ASNs:                      1109
Number of 32-bit ASNs allocated by the RIRs:                      46101
Number of 32-bit ASNs visible in the Routing Table:               37662
Prefixes from 32-bit ASNs in the Routing Table:                  203414
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:            530
Number of addresses announced to Internet:                   3118882560
    Equivalent to 185 /8s, 230 /16s and 95 /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:      325674

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

Prefixes being announced by APNIC Region ASes:                   256239
    Total APNIC prefixes after maximum aggregation:               75974
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248127
    Unique aggregates announced from the APNIC address blocks:   102346
APNIC Region origin ASes present in the Internet Routing Table:   14424
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4410
APNIC Region transit ASes present in the Internet Routing Table:   1897
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                         57
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9942
Number of APNIC addresses announced to Internet:              757066496
    Equivalent to 45 /8s, 31 /16s and 235 /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:                    288891
    Total ARIN prefixes after maximum aggregation:               126761
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290732
    Unique aggregates announced from the ARIN address blocks:    134198
ARIN Region origin ASes present in the Internet Routing Table:    19179
    ARIN Prefixes per ASN:                                        15.16
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:    5107
Number of ARIN addresses announced to Internet:              1346339072
    Equivalent to 80 /8s, 63 /16s and 129 /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:                    273784
    Total RIPE prefixes after maximum aggregation:               131403
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           270705
    Unique aggregates announced from the RIPE address blocks:    170923
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:               12048
RIPE Region transit ASes present in the Internet Routing Table:    3889
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12211
Number of RIPE addresses announced to Internet:               733138944
    Equivalent to 43 /8s, 178 /16s and 208 /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:                  132148
    Total LACNIC prefixes after maximum aggregation:              29047
    LACNIC Deaggregation factor:                                   4.55
Prefixes being announced from the LACNIC address blocks:         129358
    Unique aggregates announced from the LACNIC address blocks:   48835
LACNIC Region origin ASes present in the Internet Routing Table:  11197
    LACNIC Prefixes per ASN:                                      11.55
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:                        58
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9129
Number of LACNIC addresses announced to Internet:             177502976
    Equivalent to 10 /8s, 148 /16s and 123 /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:                  36373
    Total AfriNIC prefixes after maximum aggregation:              6756
    AfriNIC Deaggregation factor:                                  5.38
Prefixes being announced from the AfriNIC address blocks:         49085
    Unique aggregates announced from the AfriNIC address blocks:  15277
AfriNIC Region origin ASes present in the Internet Routing Table:  1915
    AfriNIC Prefixes per ASN:                                     25.63
AfriNIC Region origin ASes announcing only one prefix:              654
AfriNIC Region transit ASes present in the Internet Routing Table:  370
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet:            104573696
    Equivalent to 6 /8s, 59 /16s and 171 /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        6193        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4268        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4112        526     278  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       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        2823        846     547  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2204        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       12578      38854    3695  AMAZON-02, US
   174        6049       8761     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        2578        360     270  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        4001       3395     127  AKAMAI-ASN1, NL
  9009        3742        321    1901  M247, RO
 12389        2977       2301     888  ROSTELECOM-AS, RU
 34984        2370        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       11670       3228     603  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2535        538     368  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1153        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1126         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        1683        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1541         97     109  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        1002        521      42  Vodafone-, EG
 37069         832       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         548         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       12578      38854    3695  AMAZON-02, US
  8151       11670       3228     603  UNINET, MX
  9808       10310       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7648       1709     143  UNI2-AS, ES
  7545        6193        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6049       8761     886  COGENT-174, US
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4268        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       11670        11067  UNINET, MX
  9808       10310        10223  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7648         7505  UNI2-AS, ES
  7545        6193         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6049         5163  COGENT-174, US
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4268         4245  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
  7552        3912         3887  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   /17:8307    /18:13871   
/19:24761   /20:44383   /21:52684   /22:113265  /23:104531  /24:608193  
/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        5840       11670  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        2252       12578  AMAZON-02, US
 30036        2239        2578  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2179        3539  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)
----------------------------------------------

   1:2287      2:1569      3:547       4:9         5:4790      6:165    
   7:6         8:1552      9:1        11:172      12:1387     13:353    
  14:2491     15:336      16:270      17:360      18:903      20:457    
  21:4        22:188      23:7256     24:2771     25:2        27:2707   
  29:19       31:3127     32:46       34:74       35:184      36:2408   
  37:4564     38:10354    39:895      40:154      41:4399     42:1958   
  43:2541     44:348      45:18894    46:4989     47:293      49:2009   
  50:1866     51:587      52:1572     54:307      55:1027     56:8      
  57:245      58:2214     59:1187     60:1160     61:2891     62:3001   
  63:1853     64:5416     65:2219     66:4695     67:3049     68:1168   
  69:4035     70:1105     71:612      72:2926     74:2803     75:1640   
  76:631      77:2719     78:1858     79:1718     80:2231     81:2071   
  82:1898     83:1421     84:1792     85:3287     86:988      87:2446   
  88:1295     89:4362     90:752      91:8408     92:2758     93:2886   
  94:3855     95:4182     96:1270     97:309      98:982      99:737    
 100:71      101:1375    102:3895    103:32427   104:4607    105:1114   
 106:1021    107:2604    108:1189    109:4098    110:2225    111:3310   
 112:2049    113:1804    114:1940    115:2221    116:2042    117:2689   
 118:2786    119:1966    120:1874    121:1357    122:2753    123:2177   
 124:1587    125:2849    126:61      128:1616    129:1016    130:1280   
 131:1916    132:812     133:450     134:1507    135:368     136:1345   
 137:1106    138:3059    139:1567    140:1517    141:1607    142:1827   
 143:1619    144:1017    145:475     146:2140    147:2047    148:2598   
 149:2903    150:1201    151:1637    152:2104    153:569     154:8029   
 155:1550    156:3356    157:1875    158:1252    159:2431    160:3566   
 161:1830    162:3659    163:1792    164:1711    165:2176    166:1332   
 167:1883    168:4262    169:793     170:5263    171:1000    172:4027   
 173:3205    174:917     175:1286    176:3635    177:5616    178:3828   
 179:2376    180:2581    181:4102    182:3360    183:2044    184:2274   
 185:21562   186:5423    187:4697    188:4279    189:4307    190:9791   
 191:1975    192:11246   193:9388    194:7768    195:5544    196:3454   
 197:3637    198:6064    199:8312    200:8591    201:6417    202:10441  
 203:10667   204:4556    205:3653    206:4641    207:3499    208:4224   
 209:5138    210:4603    211:2518    212:4541    213:3797    214:1051   
 215:42      216:6617    217:3152    218:1353    219:384     220:2095   
 221:1056    222:717     223:2307   

End of report


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