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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Dec 21 22:41:15 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 21 Dec, 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:                             1025797
    Prefixes after maximum aggregation (per Origin AS):          373740
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      467724
Total ASes present in the Internet Routing Table:                 76682
    Prefixes per ASN:                                             13.38
Origin-only ASes present in the Internet Routing Table:           65650
Origin ASes announcing only one prefix:                           26231
Transit ASes present in the Internet Routing Table:               11032
Transit-only ASes present in the Internet Routing Table:            535
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      65
    Max AS path prepend of ASN ( 37447)                              63
Prefixes from unregistered ASNs in the Routing Table:              1124
    Number of instances of unregistered ASNs:                      1131
Number of 32-bit ASNs allocated by the RIRs:                      46007
Number of 32-bit ASNs visible in the Routing Table:               37675
Prefixes from 32-bit ASNs in the Routing Table:                  207213
Number of bogon 32-bit ASNs visible in the Routing Table:            73
Special use prefixes present in the Routing Table:                   14
Prefixes being announced from unallocated address space:            530
Number of addresses announced to Internet:                   3123041147
    Equivalent to 186 /8s, 37 /16s and 211 /24s
    Percentage of available address space announced:               84.4
    Percentage of allocated address space announced:               84.4
    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:      345410

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

Prefixes being announced by APNIC Region ASes:                   264908
    Total APNIC prefixes after maximum aggregation:               76337
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          257224
    Unique aggregates announced from the APNIC address blocks:   102119
APNIC Region origin ASes present in the Internet Routing Table:   14513
    APNIC Prefixes per ASN:                                       17.72
APNIC Region origin ASes announcing only one prefix:               4419
APNIC Region transit ASes present in the Internet Routing Table:   1936
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:   9950
Number of APNIC addresses announced to Internet:              761764418
    Equivalent to 45 /8s, 103 /16s and 154 /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:                    295884
    Total ARIN prefixes after maximum aggregation:               127793
    ARIN Deaggregation factor:                                     2.32
Prefixes being announced from the ARIN address blocks:           297697
    Unique aggregates announced from the ARIN address blocks:    131376
ARIN Region origin ASes present in the Internet Routing Table:    19233
    ARIN Prefixes per ASN:                                        15.48
ARIN Region origin ASes announcing only one prefix:                6951
ARIN Region transit ASes present in the Internet Routing Table:    2009
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          39
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5110
Number of ARIN addresses announced to Internet:              1346042566
    Equivalent to 80 /8s, 58 /16s and 250 /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:                    287502
    Total RIPE prefixes after maximum aggregation:               132639
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283897
    Unique aggregates announced from the RIPE address blocks:    170315
RIPE Region origin ASes present in the Internet Routing Table:    28889
    RIPE Prefixes per ASN:                                         9.83
RIPE Region origin ASes announcing only one prefix:               12075
RIPE Region transit ASes present in the Internet Routing Table:    3953
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:   12211
Number of RIPE addresses announced to Internet:               732966947
    Equivalent to 43 /8s, 176 /16s and 48 /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:                  138383
    Total LACNIC prefixes after maximum aggregation:              29598
    LACNIC Deaggregation factor:                                   4.68
Prefixes being announced from the LACNIC address blocks:         135961
    Unique aggregates announced from the LACNIC address blocks:   48953
LACNIC Region origin ASes present in the Internet Routing Table:  11202
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2143
LACNIC Region transit ASes present in the Internet Routing Table:  2556
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9128
Number of LACNIC addresses announced to Internet:             177616512
    Equivalent to 10 /8s, 150 /16s and 54 /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:                  37996
    Total AfriNIC prefixes after maximum aggregation:              6681
    AfriNIC Deaggregation factor:                                  5.69
Prefixes being announced from the AfriNIC address blocks:         50486
    Unique aggregates announced from the AfriNIC address blocks:  14528
AfriNIC Region origin ASes present in the Internet Routing Table:  1916
    AfriNIC Prefixes per ASN:                                     26.35
AfriNIC Region origin ASes announcing only one prefix:              643
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      4.0
    Max AfriNIC Region AS path length visible:                       65
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1276
Number of AfriNIC addresses announced to Internet:            104389120
    Equivalent to 6 /8s, 56 /16s and 218 /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       10164       8923     126  CHINAMOBILE-CN China Mobile Communication
  7545        6190        842     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4862       4193      77  ERX-CERNET-BKB China Education and Resear
 18403        4458        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4040        523     282  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3896       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3677       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2813        841     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2235       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       12495      38249    3010  AMAZON-02, US
   174        6159       8765     887  COGENT-174, US
 11492        4692        312     552  CABLEONE, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3611       1320      79  SHAW, CA
 22773        3419       3050     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3259      23510    2068  ATT-INTERNET4, US
  2152        3179        508     133  CENIC-2152, US
 16625        2990       1302    2180  AKAMAI-AS, 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        9465       1269    1596  TTNET, TR
 12479        7705       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4019       3396     141  AKAMAI-ASN1, NL
  9009        3697        318    1869  M247, RO
 12389        2966       2294     882  ROSTELECOM-AS, RU
 34984        2399        363     569  TELLCOM-AS, TR
  8452        1958       1852      14  TE-AS TE-AS, EG
212238        1836        133    1351  CDNEXT, GB
  5384        1776        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       11792       3246     709  UNINET, MX
 10620        3544        494     943  Telmex Colombia S.A., CO
 13999        2541        541     372  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1575       2310     261  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
 28202        1125         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1117        371      22  Telefonica del Peru S.A.A., PE
 22884        1072         98     376  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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
 24863        1651        389      16  LINKdotNET-AS, EG
 24835        1649        593      29  RAYA-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1464         93      59  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1221        193     304  INTERNET-SOLUTIONS, ZA
 36935         999        520      40  Vodafone-, EG
 37069         841       1083      15  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
 16509       12495      38249    3010  AMAZON-02, US
  8151       11792       3246     709  UNINET, MX
  9808       10164       8923     126  CHINAMOBILE-CN China Mobile Communication
 47331        9465       1269    1596  TTNET, TR
 12479        7705       1709     143  UNI2-AS, ES
  7545        6190        842     659  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6159       8765     887  COGENT-174, US
  4538        4862       4193      77  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     552  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
  8151       11792        11083  UNINET, MX
  9808       10164        10038  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9465         7869  TTNET, TR
 12479        7705         7562  UNI2-AS, ES
  7545        6190         5531  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6159         5272  COGENT-174, US
  4538        4862         4785  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4458         4435  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4140  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     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
10.116.75.0/24            22884  TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
100.126.255.172/30        13979  ATT-IPFR, US
100.126.255.176/30        13979  ATT-IPFR, US
100.126.255.180/30        13979  ATT-IPFR, US
100.126.255.184/30        13979  ATT-IPFR, US
100.127.255.0/26          64510  RESERVED, ZZ
100.127.255.64/28         64510  RESERVED, ZZ
100.127.255.80/28         64510  RESERVED, ZZ
100.127.255.128/26        64511  RESERVED, ZZ
100.127.255.192/28        64511  RESERVED, ZZ

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
23.131.36.0/24       Origin:    401227  JOULEWORKS-MA, US
23.131.36.0/24      Transit:     21700  NEPTUNE-NETWORKS, 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

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      /10:42      /11:93      /12:312     
/13:594     /14:1244    /15:2218    /16:14152   /17:8549    /18:14721   
/19:25642   /20:46287   /21:55096   /22:116173  /23:109892  /24:624550  
/25:649     /26:652     /27:1188    /28:224     /29:379     /30:253     
/31:1263    /32:1591    

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

   ASN  No of nets  Total ann.  Description
 47331        8551        9465  TTNET, TR
 12479        6677        7705  UNI2-AS, ES
  8151        5943       11792  UNINET, MX
 11492        3555        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3408        3611  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2550        3419  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2256       12495  AMAZON-02, US
 30036        2222        2561  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2327      2:1674      3:529       4:25        5:4807      6:163    
   7:6         8:1642      9:2        10:1        11:172      12:1399   
  13:358      14:2508     15:332      16:268      17:362      18:899    
  20:456      21:4        22:188      23:7282     24:2774     25:2      
  27:2733     29:19       31:3123     32:56       34:73       35:181    
  36:2420     37:4630     38:10347    39:882      40:150      41:4723   
  42:2090     43:2550     44:340      45:19592    46:5046     47:300    
  49:2017     50:1888     51:586      52:1606     54:315      55:1033   
  56:8        57:243      58:2301     59:1253     60:1155     61:2975   
  62:2980     63:1853     64:5472     65:2246     66:4741     67:3088   
  68:1303     69:4024     70:1130     71:608      72:2941     74:2817   
  75:1639     76:635      77:2714     78:4228     79:1722     80:2248   
  81:2207     82:1841     83:1443     84:1821     85:4125     86:983    
  87:2444     88:3250     89:4454     90:761      91:8391     92:2756   
  93:2858     94:3919     95:5428     96:1248     97:317      98:1069   
  99:732     100:71      101:1435    102:4046    103:32504   104:4500   
 105:2161    106:1066    107:2622    108:1194    109:4097    110:2278   
 111:3313    112:2065    113:1842    114:1953    115:2257    116:2052   
 117:2688    118:2897    119:2026    120:1892    121:1414    122:2864   
 123:2196    124:1694    125:2874    126:62      128:1678    129:1018   
 130:1303    131:2034    132:920     133:450     134:1515    135:369    
 136:1349    137:1162    138:3254    139:1558    140:1521    141:1460   
 142:1869    143:1716    144:1031    145:414     146:2149    147:2041   
 148:2591    149:2906    150:1164    151:1480    152:2133    153:570    
 154:8003    155:1585    156:2955    157:1900    158:1258    159:2437   
 160:3541    161:1791    162:3638    163:1803    164:1742    165:2202   
 166:1353    167:1899    168:4413    169:824     170:5542    171:1002   
 172:4056    173:3219    174:916     175:1292    176:3670    177:6290   
 178:3908    179:2760    180:2633    181:4130    182:3362    183:2090   
 184:2270    185:21582   186:5689    187:4902    188:4346    189:4495   
 190:9959    191:2112    192:11271   193:9360    194:7786    195:5563   
 196:3428    197:3800    198:6150    199:8324    200:8727    201:6578   
 202:10887   203:10802   204:4675    205:3724    206:4720    207:3635   
 208:4246    209:5196    210:4843    211:2621    212:4600    213:3884   
 214:1050    215:48      216:6683    217:3151    218:1387    219:554    
 220:2111    221:1053    222:850     223:2305   

End of report


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