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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Oct 31 22:41:26 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 31 Oct, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

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

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

BGP routing table entries examined:                             1014185
    Prefixes after maximum aggregation (per Origin AS):          371550
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      469216
Total ASes present in the Internet Routing Table:                 76549
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65596
Origin ASes announcing only one prefix:                           26241
Transit ASes present in the Internet Routing Table:               10953
Transit-only ASes present in the Internet Routing Table:            526
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                     107
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1029
    Number of instances of unregistered ASNs:                      1042
Number of 32-bit ASNs allocated by the RIRs:                      45680
Number of 32-bit ASNs visible in the Routing Table:               37437
Prefixes from 32-bit ASNs in the Routing Table:                  205258
Number of bogon 32-bit ASNs visible in the Routing Table:            98
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            548
Number of addresses announced to Internet:                   3031632775
    Equivalent to 180 /8s, 179 /16s and 11 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      344285

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

Prefixes being announced by APNIC Region ASes:                   261301
    Total APNIC prefixes after maximum aggregation:               75534
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          253487
    Unique aggregates announced from the APNIC address blocks:   101259
APNIC Region origin ASes present in the Internet Routing Table:   14439
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               4396
APNIC Region transit ASes present in the Internet Routing Table:   1923
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9874
Number of APNIC addresses announced to Internet:              758554944
    Equivalent to 45 /8s, 54 /16s and 161 /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:                    290569
    Total ARIN prefixes after maximum aggregation:               127964
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293405
    Unique aggregates announced from the ARIN address blocks:    135656
ARIN Region origin ASes present in the Internet Routing Table:    19222
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    2016
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5067
Number of ARIN addresses announced to Internet:              1267248450
    Equivalent to 75 /8s, 136 /16s and 173 /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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                    285827
    Total RIPE prefixes after maximum aggregation:               131879
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           282251
    Unique aggregates announced from the RIPE address blocks:    168918
RIPE Region origin ASes present in the Internet Routing Table:    28869
    RIPE Prefixes per ASN:                                         9.78
RIPE Region origin ASes announcing only one prefix:               12110
RIPE Region transit ASes present in the Internet Routing Table:    3937
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12131
Number of RIPE addresses announced to Internet:               722338597
    Equivalent to 43 /8s, 14 /16s and 3 /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,
                        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:                  138594
    Total LACNIC prefixes after maximum aggregation:              28818
    LACNIC Deaggregation factor:                                   4.81
Prefixes being announced from the LACNIC address blocks:         136228
    Unique aggregates announced from the LACNIC address blocks:   48787
LACNIC Region origin ASes present in the Internet Routing Table:  11183
    LACNIC Prefixes per ASN:                                      12.18
LACNIC Region origin ASes announcing only one prefix:              2126
LACNIC Region transit ASes present in the Internet Routing Table:  2516
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                       107
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9093
Number of LACNIC addresses announced to Internet:             177609184
    Equivalent to 10 /8s, 150 /16s and 25 /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:                  36865
    Total AfriNIC prefixes after maximum aggregation:              6696
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         48265
    Unique aggregates announced from the AfriNIC address blocks:  14149
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                     25.23
AfriNIC Region origin ASes announcing only one prefix:              648
AfriNIC Region transit ASes present in the Internet Routing Table:  369
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       59
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272
Number of AfriNIC addresses announced to Internet:            105599488
    Equivalent to 6 /8s, 75 /16s and 82 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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       10086       8752      84  CHINAMOBILE-CN China Mobile Communication
  7545        6059        839     651  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4985       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4300        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3910       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3853        513     267  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3655       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3263       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2785        830     542  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2210        434     192  TATACOMM-AS TATA Communications formerly 

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10974      11929    3878  AMAZON-02, US
   174        6359       8756     833  COGENT-174, US
 11492        4646        309     557  CABLEONE, US
  7155        4170        288      86  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
 22773        3427       3052     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3155      23661    1980  ATT-INTERNET4, US
 16625        2901       1267    2143  AKAMAI-AS, US
396982        2865       3654     419  GOOGLE-CLOUD-PLATFORM, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9386       1259    1764  TTNET, TR
 12479        7642       1709     143  UNI2-AS, ES
 39891        4720        289      58  ALJAWWALSTC-AS, SA
 20940        3936       3396     141  AKAMAI-ASN1, NL
  9009        3697        318    1883  M247, RO
 12389        2946       2295     878  ROSTELECOM-AS, RU
 34984        2385        362     572  TELLCOM-AS, TR
  8452        1874       1852      14  TE-AS TE-AS, EG
212238        1828        134    1358  CDNEXT, GB
  5384        1760        585      30  EMIRATES-INTERNET Emirates Internet, AE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11834       3254     633  UNINET, MX
 10620        3543        494     943  Telmex Colombia S.A., CO
 13999        2536        534     359  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        779     196  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1157        374     163  Axtel, S.A.B. de C.V., MX
 11664        1153        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1137         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1114        369      22  Telefonica del Peru S.A.A., PE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1631        308      33  Telkom-Internet, ZA
 24835        1627        593      29  RAYA-AS, EG
 24863        1619        389      16  LINKdotNET-AS, EG
 36992        1421       1519     283  ETISALAT-MISR, EG
 29571        1370         87      58  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         986        523      45  Vodafone-, EG
 20011         942        171     386  INTERNET-SOLUTIONS, ZA
 37069         591       1099      13  MOBINIL, EG
  6713         556       1861      35  IAM-AS, MA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11834       3254     633  UNINET, MX
 16509       10974      11929    3878  AMAZON-02, US
  9808       10086       8752      84  CHINAMOBILE-CN China Mobile Communication
 47331        9386       1259    1764  TTNET, TR
 12479        7642       1709     143  UNI2-AS, ES
   174        6359       8756     833  COGENT-174, US
  7545        6059        839     651  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4985       4192      74  ERX-CERNET-BKB China Education and Resear
 39891        4720        289      58  ALJAWWALSTC-AS, SA
 11492        4646        309     557  CABLEONE, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808       10086        10002  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9386         7622  TTNET, TR
 12479        7642         7499  UNI2-AS, ES
 16509       10974         7096  AMAZON-02, US
   174        6359         5526  COGENT-174, US
  7545        6059         5408  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4985         4911  ERX-CERNET-BKB China Education and Research Net
 39891        4720         4662  ALJAWWALSTC-AS, SA
 18403        4300         4277  FPT-AS-AP FPT Telecom Company, VN
 11492        4646         4089  CABLEONE, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65538  DOCUMENT     2.135.152.0/22            9198  KAZTELECOM-AS, KZ
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, 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            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/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/OIX/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
23.128.92.0/24       Origin:     11655  YXEIX-SRV, CA
23.128.92.0/24      Transit:    399580  RADISHNETWORKS-NET-01, CA
23.139.88.0/24       Origin:    397244  RESERVED, ZZ
23.139.88.0/24      Transit:     33387  NOCIX, 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

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:36      /11:91      /12:296     
/13:583     /14:1194    /15:2123    /16:13329   /17:8497    /18:14247   
/19:25246   /20:45847   /21:54672   /22:115785  /23:108811  /24:618311  
/25:669     /26:661     /27:1204    /28:297     /29:502     /30:494     
/31:325     /32:932     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 47331        8476        9386  TTNET, TR
 12479        6690        7642  UNI2-AS, ES
  8151        5986       11834  UNINET, MX
 11492        3542        4646  CABLEONE, US
 39891        3412        4720  ALJAWWALSTC-AS, SA
  6327        3399        3602  SHAW, CA
  7155        3114        4170  VIASAT-SP-BACKBONE, US
 22773        2554        3427  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2236       10974  AMAZON-02, US
 30036        2191        2530  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2287      2:1659      3:509       4:24        5:4735      6:169    
   7:6         8:1600      9:1        11:172      12:1424     13:371    
  14:2499     15:328      16:265      17:360      18:900      20:451    
  21:4        22:188      23:7015     24:2683     25:2        27:2725   
  29:19       31:3024     32:63       34:74       35:145      36:2382   
  37:4563     38:10160    39:919      40:153      41:4620     42:2054   
  43:2502     44:333      45:19327    46:4758     47:301      49:2030   
  50:1869     51:579      52:1582     54:311      55:953      56:8      
  57:234      58:2259     59:1275     60:1149     61:2825     62:2923   
  63:1877     64:5415     65:2312     66:4759     67:3051     68:1342   
  69:4053     70:1131     71:585      72:2934     74:2823     75:1636   
  76:639      77:2655     78:4225     79:1688     80:2238     81:2204   
  82:1853     83:1416     84:1793     85:4048     86:976      87:2435   
  88:3197     89:4497     90:703      91:8386     92:2646     93:2835   
  94:3902     95:5505     96:1266     97:323      98:1076     99:739    
 100:73      101:1185    102:3891    103:32509   104:4464    105:2129   
 106:981     107:2399    108:1175    109:4114    110:2232    111:3328   
 112:2061    113:1766    114:1947    115:2216    116:2004    117:2715   
 118:2861    119:2011    120:1901    121:1436    122:2728    123:2181   
 124:1696    125:2865    126:64      128:1464    129:1016    130:1290   
 131:2061    132:898     133:446     134:1532    135:357     136:1275   
 137:1155    138:3240    139:1549    140:1482    141:1574    142:1832   
 143:1718    144:1024    145:405     146:2126    147:2056    148:2569   
 149:2896    150:1119    151:1448    152:2138    153:569     154:7293   
 155:1554    156:2700    157:1880    158:1223    159:2439    160:3375   
 161:1784    162:3588    163:1784    164:1993    165:2184    166:1337   
 167:1880    168:4428    169:812     170:5488    171:1001    172:3943   
 173:3157    174:912     175:1272    176:3622    177:6413    178:3792   
 179:2740    180:2542    181:4105    182:3325    183:2039    184:2287   
 185:21456   186:5690    187:5099    188:4352    189:4550    190:9901   
 191:2132    192:11241   193:9331    194:7726    195:5524    196:3381   
 197:3562    198:6074    199:8225    200:8757    201:6558    202:10789  
 203:10629   204:4692    205:3732    206:4666    207:3668    208:4249   
 209:5219    210:4875    211:2686    212:4618    213:3773    214:1044   
 215:48      216:6715    217:3117    218:1387    219:566     220:2083   
 221:1050    222:839     223:2310   

End of report


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