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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Dec 15 22:41:49 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 15 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:                             1023794
    Prefixes after maximum aggregation (per Origin AS):          373067
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      466673
Total ASes present in the Internet Routing Table:                 76707
    Prefixes per ASN:                                             13.35
Origin-only ASes present in the Internet Routing Table:           65581
Origin ASes announcing only one prefix:                           26198
Transit ASes present in the Internet Routing Table:               11126
Transit-only ASes present in the Internet Routing Table:            550
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.7
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              63
Prefixes from unregistered ASNs in the Routing Table:              1136
    Number of instances of unregistered ASNs:                      1150
Number of 32-bit ASNs allocated by the RIRs:                      45980
Number of 32-bit ASNs visible in the Routing Table:               37669
Prefixes from 32-bit ASNs in the Routing Table:                  206811
Number of bogon 32-bit ASNs visible in the Routing Table:            91
Special use prefixes present in the Routing Table:                   14
Prefixes being announced from unallocated address space:            527
Number of addresses announced to Internet:                   3123744377
    Equivalent to 186 /8s, 48 /16s and 142 /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:      345019

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

Prefixes being announced by APNIC Region ASes:                   264269
    Total APNIC prefixes after maximum aggregation:               76225
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256513
    Unique aggregates announced from the APNIC address blocks:   101892
APNIC Region origin ASes present in the Internet Routing Table:   14517
    APNIC Prefixes per ASN:                                       17.67
APNIC Region origin ASes announcing only one prefix:               4409
APNIC Region transit ASes present in the Internet Routing Table:   1949
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         43
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9959
Number of APNIC addresses announced to Internet:              761491008
    Equivalent to 45 /8s, 99 /16s and 110 /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:                    295453
    Total ARIN prefixes after maximum aggregation:               127620
    ARIN Deaggregation factor:                                     2.32
Prefixes being announced from the ARIN address blocks:           297073
    Unique aggregates announced from the ARIN address blocks:    130963
ARIN Region origin ASes present in the Internet Routing Table:    19231
    ARIN Prefixes per ASN:                                        15.45
ARIN Region origin ASes announcing only one prefix:                6942
ARIN Region transit ASes present in the Internet Routing Table:    2029
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:    5104
Number of ARIN addresses announced to Internet:              1345336518
    Equivalent to 80 /8s, 48 /16s and 52 /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:                    286808
    Total RIPE prefixes after maximum aggregation:               132437
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283613
    Unique aggregates announced from the RIPE address blocks:    170104
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:    4029
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12209
Number of RIPE addresses announced to Internet:               734594339
    Equivalent to 43 /8s, 201 /16s and 5 /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:                  138298
    Total LACNIC prefixes after maximum aggregation:              29402
    LACNIC Deaggregation factor:                                   4.70
Prefixes being announced from the LACNIC address blocks:         135868
    Unique aggregates announced from the LACNIC address blocks:   48797
LACNIC Region origin ASes present in the Internet Routing Table:  11206
    LACNIC Prefixes per ASN:                                      12.12
LACNIC Region origin ASes announcing only one prefix:              2149
LACNIC Region transit ASes present in the Internet Routing Table:  2541
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9122
Number of LACNIC addresses announced to Internet:             177655168
    Equivalent to 10 /8s, 150 /16s and 205 /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:                  37830
    Total AfriNIC prefixes after maximum aggregation:              6687
    AfriNIC Deaggregation factor:                                  5.66
Prefixes being announced from the AfriNIC address blocks:         50198
    Unique aggregates announced from the AfriNIC address blocks:  14487
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     26.16
AfriNIC Region origin ASes announcing only one prefix:              638
AfriNIC Region transit ASes present in the Internet Routing Table:  370
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:            104407296
    Equivalent to 6 /8s, 57 /16s and 33 /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       10163       8923     126  CHINAMOBILE-CN China Mobile Communication
  7545        6189        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4882       4193      75  ERX-CERNET-BKB China Education and Resear
 18403        4529        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3987        520     293  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3896       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2807        837     544  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       12490      38018    2976  AMAZON-02, US
   174        6046       8764     881  COGENT-174, US
 11492        4691        312     558  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3418       3033     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3210      23506    2043  ATT-INTERNET4, US
  2152        3188        508     132  CENIC-2152, US
 16625        2962       1297    2170  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        9456       1268    1633  TTNET, TR
 12479        7707       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4018       3396     141  AKAMAI-ASN1, NL
  9009        3699        318    1871  M247, RO
 12389        2957       2294     882  ROSTELECOM-AS, RU
 34984        2398        363     569  TELLCOM-AS, TR
  8452        1947       1852      14  TE-AS TE-AS, EG
212238        1824        132    1345  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       11787       3245     708  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2546        542     372  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1577       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        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1070         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
 24863        1650        389      16  LINKdotNET-AS, EG
 24835        1649        593      29  RAYA-AS, EG
 37457        1629        316      32  Telkom-Internet, ZA
 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        1015        523      46  Vodafone-, EG
 37069         774       1083      15  MOBINIL, EG
  6713         558       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       12490      38018    2976  AMAZON-02, US
  8151       11787       3245     708  UNINET, MX
  9808       10163       8923     126  CHINAMOBILE-CN China Mobile Communication
 47331        9456       1268    1633  TTNET, TR
 12479        7707       1709     143  UNI2-AS, ES
  7545        6189        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6046       8764     881  COGENT-174, US
  4538        4882       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       11787        11079  UNINET, MX
  9808       10163        10037  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9456         7823  TTNET, TR
 12479        7707         7564  UNI2-AS, ES
  7545        6189         5529  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6046         5165  COGENT-174, US
  4538        4882         4807  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4529         4506  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      /12:313     
/13:594     /14:1244    /15:2218    /16:14138   /17:8546    /18:14712   
/19:25616   /20:46214   /21:55083   /22:116198  /23:109881  /24:622657  
/25:652     /26:648     /27:1189    /28:225     /29:379     /30:251     
/31:1264    /32:1603    

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

   ASN  No of nets  Total ann.  Description
 47331        8544        9456  TTNET, TR
 12479        6683        7707  UNI2-AS, ES
  8151        5938       11787  UNINET, MX
 11492        3555        4691  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3614  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2553        3418  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2263       12490  AMAZON-02, US
 30036        2221        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      2:1668      3:525       4:24        5:4787      6:166    
   7:6         8:1641      9:2        10:1        11:172      12:1397   
  13:362      14:2508     15:333      16:270      17:360      18:905    
  20:456      21:4        22:188      23:7180     24:2788     25:2      
  27:2733     29:19       31:3121     32:56       34:75       35:182    
  36:2415     37:4606     38:10109    39:881      40:149      41:4721   
  42:2151     43:2534     44:345      45:19454    46:5031     47:300    
  49:2018     50:1867     51:585      52:1606     54:315      55:1035   
  56:8        57:242      58:2308     59:1253     60:1154     61:2883   
  62:2974     63:1855     64:5469     65:2249     66:4756     67:3097   
  68:1307     69:4020     70:1136     71:607      72:2938     74:2817   
  75:1639     76:637      77:2710     78:4225     79:1713     80:2243   
  81:2202     82:1832     83:1431     84:1806     85:4122     86:985    
  87:2438     88:3247     89:4475     90:749      91:8371     92:2744   
  93:2849     94:3918     95:5421     96:1249     97:322      98:1069   
  99:731     100:71      101:1421    102:4015    103:32530   104:4480   
 105:2149    106:1010    107:2460    108:1197    109:4097    110:2240   
 111:3331    112:2064    113:1812    114:1917    115:2262    116:2051   
 117:2723    118:2893    119:1990    120:1891    121:1411    122:2753   
 123:2192    124:1692    125:2869    126:62      128:1642    129:1019   
 130:1306    131:2051    132:920     133:449     134:1517    135:369    
 136:1349    137:1165    138:3236    139:1552    140:1517    141:1459   
 142:1885    143:1731    144:1030    145:413     146:2142    147:2039   
 148:2584    149:2890    150:1166    151:1482    152:2142    153:569    
 154:7927    155:1579    156:2960    157:1895    158:1226    159:2440   
 160:3500    161:1791    162:3636    163:1805    164:1749    165:2194   
 166:1350    167:1895    168:4393    169:821     170:5531    171:1006   
 172:4037    173:3205    174:919     175:1277    176:3671    177:6306   
 178:3888    179:2752    180:2634    181:4135    182:3348    183:2075   
 184:2269    185:21578   186:5618    187:4917    188:4343    189:4515   
 190:9961    191:2110    192:11226   193:9352    194:7791    195:5558   
 196:3424    197:3799    198:6111    199:8312    200:8697    201:6597   
 202:10793   203:10646   204:4670    205:3734    206:4727    207:3619   
 208:4256    209:5200    210:4844    211:2620    212:4592    213:3875   
 214:1057    215:48      216:6680    217:3161    218:1367    219:553    
 220:2106    221:1053    222:842     223:2303   

End of report


More information about the ren-bgp-stats-all mailing list