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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 17 22:41:25 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 17 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:                             1023836
    Prefixes after maximum aggregation (per Origin AS):          373391
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      467014
Total ASes present in the Internet Routing Table:                 76682
    Prefixes per ASN:                                             13.35
Origin-only ASes present in the Internet Routing Table:           65566
Origin ASes announcing only one prefix:                           26208
Transit ASes present in the Internet Routing Table:               11116
Transit-only ASes present in the Internet Routing Table:            546
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1117
    Number of instances of unregistered ASNs:                      1125
Number of 32-bit ASNs allocated by the RIRs:                      45980
Number of 32-bit ASNs visible in the Routing Table:               37660
Prefixes from 32-bit ASNs in the Routing Table:                  206853
Number of bogon 32-bit ASNs visible in the Routing Table:            75
Special use prefixes present in the Routing Table:                   14
Prefixes being announced from unallocated address space:            521
Number of addresses announced to Internet:                   3124739961
    Equivalent to 186 /8s, 63 /16s and 191 /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:      344846

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

Prefixes being announced by APNIC Region ASes:                   264351
    Total APNIC prefixes after maximum aggregation:               76283
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256628
    Unique aggregates announced from the APNIC address blocks:   102073
APNIC Region origin ASes present in the Internet Routing Table:   14515
    APNIC Prefixes per ASN:                                       17.68
APNIC Region origin ASes announcing only one prefix:               4410
APNIC Region transit ASes present in the Internet Routing Table:   1958
Average APNIC Region AS path length visible:                        4.9
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9954
Number of APNIC addresses announced to Internet:              761752384
    Equivalent to 45 /8s, 103 /16s and 107 /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:                    295843
    Total ARIN prefixes after maximum aggregation:               127693
    ARIN Deaggregation factor:                                     2.32
Prefixes being announced from the ARIN address blocks:           297326
    Unique aggregates announced from the ARIN address blocks:    131019
ARIN Region origin ASes present in the Internet Routing Table:    19220
    ARIN Prefixes per ASN:                                        15.47
ARIN Region origin ASes announcing only one prefix:                6942
ARIN Region transit ASes present in the Internet Routing Table:    2027
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5107
Number of ARIN addresses announced to Internet:              1346067910
    Equivalent to 80 /8s, 59 /16s and 93 /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:                    286922
    Total RIPE prefixes after maximum aggregation:               132589
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           283680
    Unique aggregates announced from the RIPE address blocks:    170175
RIPE Region origin ASes present in the Internet Routing Table:    28889
    RIPE Prefixes per ASN:                                         9.82
RIPE Region origin ASes announcing only one prefix:               12060
RIPE Region transit ASes present in the Internet Routing Table:    4023
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12210
Number of RIPE addresses announced to Internet:               734605091
    Equivalent to 43 /8s, 201 /16s and 47 /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:                  137809
    Total LACNIC prefixes after maximum aggregation:              29434
    LACNIC Deaggregation factor:                                   4.68
Prefixes being announced from the LACNIC address blocks:         135420
    Unique aggregates announced from the LACNIC address blocks:   48814
LACNIC Region origin ASes present in the Internet Routing Table:  11199
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2153
LACNIC Region transit ASes present in the Internet Routing Table:  2540
Average LACNIC Region AS path length visible:                       4.9
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9114
Number of LACNIC addresses announced to Internet:             177651840
    Equivalent to 10 /8s, 150 /16s and 192 /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:                  37794
    Total AfriNIC prefixes after maximum aggregation:              6702
    AfriNIC Deaggregation factor:                                  5.64
Prefixes being announced from the AfriNIC address blocks:         50259
    Unique aggregates announced from the AfriNIC address blocks:  14502
AfriNIC Region origin ASes present in the Internet Routing Table:  1922
    AfriNIC Prefixes per ASN:                                     26.15
AfriNIC Region origin ASes announcing only one prefix:              643
AfriNIC Region transit ASes present in the Internet Routing Table:  369
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:            104402432
    Equivalent to 6 /8s, 57 /16s and 14 /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        6187        841     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4814       4193      75  ERX-CERNET-BKB China Education and Resear
 18403        4524        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4034        523     282  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3894       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2803        837     540  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2237       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       12509      38198    3001  AMAZON-02, US
   174        6121       8765     883  COGENT-174, US
 11492        4691        312     558  CABLEONE, US
  7155        4173        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3415       3033     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3218      23507    2050  ATT-INTERNET4, US
  2152        3182        508     132  CENIC-2152, US
 16625        2965       1293    2171  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        9457       1268    1634  TTNET, TR
 12479        7698       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4017       3396     141  AKAMAI-ASN1, NL
  9009        3701        318    1873  M247, RO
 12389        2957       2294     882  ROSTELECOM-AS, RU
 34984        2397        363     568  TELLCOM-AS, TR
  8452        1958       1852      14  TE-AS TE-AS, EG
212238        1839        132    1357  CDNEXT, GB
  5384        1777        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       11790       3246     710  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2545        542     372  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1579       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1169        374     163  Axtel, S.A.B. de C.V., MX
 28202        1125         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1116        371      22  Telefonica del Peru S.A.A., PE
 22884        1071         98     375  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
 24835        1649        593      29  RAYA-AS, EG
 37457        1629        316      32  Telkom-Internet, ZA
 24863        1595        389      16  LINKdotNET-AS, EG
 29571        1448         92      58  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         828       1083      15  MOBINIL, EG
  6713         557       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       12509      38198    3001  AMAZON-02, US
  8151       11790       3246     710  UNINET, MX
  9808       10164       8923     126  CHINAMOBILE-CN China Mobile Communication
 47331        9457       1268    1634  TTNET, TR
 12479        7698       1709     143  UNI2-AS, ES
  7545        6187        841     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6121       8765     883  COGENT-174, US
  4538        4814       4193      75  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4691        312     558  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       11790        11080  UNINET, MX
  9808       10164        10038  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9457         7823  TTNET, TR
 12479        7698         7555  UNI2-AS, ES
  7545        6187         5529  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6121         5238  COGENT-174, US
  4538        4814         4739  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4524         4501  FPT-AS-AP FPT Telecom Company, VN
 11492        4691         4133  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              3356  LEVEL3, 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
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6461  ZAYO-6461, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:     10796  TWC-10796-MIDWEST, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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      /11:94      /12:312     
/13:595     /14:1244    /15:2218    /16:14156   /17:8548    /18:14718   
/19:25632   /20:46268   /21:55109   /22:116103  /23:109796  /24:622771  
/25:649     /26:650     /27:1184    /28:225     /29:379     /30:250     
/31:1262    /32:1598    

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

   ASN  No of nets  Total ann.  Description
 47331        8544        9457  TTNET, TR
 12479        6675        7698  UNI2-AS, ES
  8151        5942       11790  UNINET, MX
 11492        3555        4691  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3614  SHAW, CA
  7155        3117        4173  VIASAT-SP-BACKBONE, US
 22773        2550        3415  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2258       12509  AMAZON-02, US
 30036        2223        2562  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2328      2:1673      3:524       4:24        5:4789      6:166    
   7:6         8:1639      9:2        10:1        11:172      12:1399   
  13:359      14:2507     15:333      16:269      17:360      18:906    
  20:456      21:4        22:188      23:7230     24:2774     25:2      
  27:2733     29:19       31:3126     32:56       34:75       35:182    
  36:2417     37:4622     38:10154    39:881      40:149      41:4691   
  42:2133     43:2545     44:347      45:19477    46:5038     47:300    
  49:2009     50:1871     51:585      52:1606     54:315      55:1032   
  56:8        57:242      58:2294     59:1253     60:1153     61:2890   
  62:2975     63:1855     64:5471     65:2248     66:4734     67:3087   
  68:1307     69:4009     70:1134     71:609      72:2940     74:2818   
  75:1639     76:634      77:2708     78:4225     79:1718     80:2245   
  81:2202     82:1828     83:1433     84:1810     85:4127     86:986    
  87:2435     88:3247     89:4471     90:749      91:8375     92:2762   
  93:2854     94:3916     95:5411     96:1249     97:321      98:1069   
  99:731     100:71      101:1438    102:4015    103:32559   104:4484   
 105:2164    106:1011    107:2618    108:1189    109:4097    110:2244   
 111:3334    112:2065    113:1803    114:1951    115:2262    116:2058   
 117:2689    118:2897    119:1986    120:1891    121:1413    122:2743   
 123:2193    124:1694    125:2868    126:62      128:1676    129:1023   
 130:1308    131:2045    132:917     133:449     134:1516    135:369    
 136:1344    137:1166    138:3248    139:1554    140:1515    141:1463   
 142:1868    143:1730    144:1037    145:413     146:2150    147:2036   
 148:2590    149:2892    150:1165    151:1478    152:2145    153:570    
 154:7984    155:1582    156:2973    157:1892    158:1229    159:2437   
 160:3507    161:1793    162:3634    163:1802    164:1750    165:2196   
 166:1349    167:1897    168:4419    169:821     170:5537    171:999    
 172:4060    173:3217    174:917     175:1283    176:3670    177:6236   
 178:3892    179:2738    180:2631    181:4113    182:3361    183:2092   
 184:2270    185:21576   186:5585    187:4916    188:4344    189:4529   
 190:9908    191:2111    192:11271   193:9350    194:7785    195:5558   
 196:3434    197:3720    198:6142    199:8302    200:8521    201:6595   
 202:10799   203:10645   204:4677    205:3730    206:4714    207:3608   
 208:4253    209:5192    210:4845    211:2621    212:4591    213:3877   
 214:1064    215:48      216:6683    217:3155    218:1367    219:553    
 220:2105    221:1053    222:848     223:2303   

End of report


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