[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 14 22:41:19 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 14 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:                             1024027
    Prefixes after maximum aggregation (per Origin AS):          373131
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      466636
Total ASes present in the Internet Routing Table:                 76695
    Prefixes per ASN:                                             13.35
Origin-only ASes present in the Internet Routing Table:           65590
Origin ASes announcing only one prefix:                           26200
Transit ASes present in the Internet Routing Table:               11105
Transit-only ASes present in the Internet Routing Table:            549
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:              1124
    Number of instances of unregistered ASNs:                      1138
Number of 32-bit ASNs allocated by the RIRs:                      45979
Number of 32-bit ASNs visible in the Routing Table:               37660
Prefixes from 32-bit ASNs in the Routing Table:                  206915
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:                   3123880569
    Equivalent to 186 /8s, 50 /16s and 162 /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:      345006

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

Prefixes being announced by APNIC Region ASes:                   264384
    Total APNIC prefixes after maximum aggregation:               76254
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256658
    Unique aggregates announced from the APNIC address blocks:   101898
APNIC Region origin ASes present in the Internet Routing Table:   14517
    APNIC Prefixes per ASN:                                       17.68
APNIC Region origin ASes announcing only one prefix:               4414
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:   9953
Number of APNIC addresses announced to Internet:              761686080
    Equivalent to 45 /8s, 102 /16s and 104 /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:                    295416
    Total ARIN prefixes after maximum aggregation:               127606
    ARIN Deaggregation factor:                                     2.32
Prefixes being announced from the ARIN address blocks:           297064
    Unique aggregates announced from the ARIN address blocks:    130948
ARIN Region origin ASes present in the Internet Routing Table:    19223
    ARIN Prefixes per ASN:                                        15.45
ARIN Region origin ASes announcing only one prefix:                6939
ARIN Region transit ASes present in the Internet Routing Table:    2024
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:              1345341894
    Equivalent to 80 /8s, 48 /16s and 73 /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:                    286787
    Total RIPE prefixes after maximum aggregation:               132466
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           283536
    Unique aggregates announced from the RIPE address blocks:    170064
RIPE Region origin ASes present in the Internet Routing Table:    28886
    RIPE Prefixes per ASN:                                         9.82
RIPE Region origin ASes announcing only one prefix:               12061
RIPE Region transit ASes present in the Internet Routing Table:    4020
Average RIPE Region AS path length visible:                         5.0
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12207
Number of RIPE addresses announced to Internet:               734546211
    Equivalent to 43 /8s, 200 /16s and 73 /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:                  138458
    Total LACNIC prefixes after maximum aggregation:              29419
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         136021
    Unique aggregates announced from the LACNIC address blocks:   48814
LACNIC Region origin ASes present in the Internet Routing Table:  11208
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2146
LACNIC Region transit ASes present in the Internet Routing Table:  2535
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:  9121
Number of LACNIC addresses announced to Internet:             177666432
    Equivalent to 10 /8s, 150 /16s and 249 /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:                  37858
    Total AfriNIC prefixes after maximum aggregation:              6692
    AfriNIC Deaggregation factor:                                  5.66
Prefixes being announced from the AfriNIC address blocks:         50219
    Unique aggregates announced from the AfriNIC address blocks:  14482
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     26.18
AfriNIC Region origin ASes announcing only one prefix:              640
AfriNIC Region transit ASes present in the Internet Routing Table:  372
Average AfriNIC Region AS path length visible:                      5.2
    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:            104379904
    Equivalent to 6 /8s, 56 /16s and 182 /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        4805       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4641        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3983        519     293  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3897       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       12489      38018    2975  AMAZON-02, US
   174        6049       8764     885  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        3174        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        7708       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       11789       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        1071         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        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         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       12489      38018    2975  AMAZON-02, US
  8151       11789       3245     708  UNINET, MX
  9808       10163       8923     126  CHINAMOBILE-CN China Mobile Communication
 47331        9456       1268    1633  TTNET, TR
 12479        7708       1709     143  UNI2-AS, ES
  7545        6189        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6049       8764     885  COGENT-174, US
  4538        4805       4192      73  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       11789        11081  UNINET, MX
  9808       10163        10037  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9456         7823  TTNET, TR
 12479        7708         7565  UNI2-AS, ES
  7545        6189         5529  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6049         5164  COGENT-174, US
  4538        4805         4732  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4641         4618  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    /15:2219    /16:14139   /17:8546    /18:14706   
/19:25614   /20:46228   /21:55079   /22:116196  /23:109903  /24:622879  
/25:652     /26:649     /27:1189    /28:224     /29:378     /30:251     
/31:1259    /32:1596    

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

   ASN  No of nets  Total ann.  Description
 47331        8544        9456  TTNET, TR
 12479        6684        7708  UNI2-AS, ES
  8151        5940       11789  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       12489  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)
----------------------------------------------

   1:2326      2:1667      3:525       4:24        5:4739      6:166    
   7:6         8:1639      9:2        10:1        11:172      12:1396   
  13:362      14:2508     15:333      16:270      17:360      18:905    
  20:456      21:4        22:188      23:7176     24:2788     25:2      
  27:2732     29:19       31:3124     32:56       34:75       35:182    
  36:2415     37:4612     38:10121    39:881      40:149      41:4715   
  42:2226     43:2533     44:345      45:19457    46:5029     47:300    
  49:2018     50:1868     51:585      52:1606     54:315      55:1035   
  56:8        57:242      58:2312     59:1254     60:1151     61:2885   
  62:2973     63:1855     64:5470     65:2248     66:4757     67:3097   
  68:1307     69:4015     70:1136     71:607      72:2938     74:2815   
  75:1639     76:636      77:2711     78:4226     79:1710     80:2243   
  81:2203     82:1831     83:1433     84:1805     85:4126     86:986    
  87:2438     88:3247     89:4467     90:749      91:8368     92:2732   
  93:2848     94:3915     95:5422     96:1249     97:322      98:1068   
  99:731     100:71      101:1439    102:4011    103:32512   104:4481   
 105:2149    106:1010    107:2460    108:1198    109:4096    110:2242   
 111:3331    112:2064    113:1811    114:1949    115:2260    116:2050   
 117:2723    118:2894    119:1990    120:1891    121:1410    122:2753   
 123:2193    124:1694    125:2869    126:62      128:1642    129:1019   
 130:1306    131:2054    132:918     133:449     134:1517    135:369    
 136:1347    137:1164    138:3245    139:1550    140:1514    141:1466   
 142:1882    143:1731    144:1029    145:412     146:2145    147:2039   
 148:2579    149:2886    150:1165    151:1480    152:2142    153:569    
 154:7928    155:1578    156:2968    157:1897    158:1226    159:2440   
 160:3494    161:1791    162:3632    163:1807    164:1750    165:2198   
 166:1351    167:1895    168:4423    169:820     170:5547    171:1006   
 172:4038    173:3206    174:919     175:1284    176:3671    177:6318   
 178:3889    179:2755    180:2635    181:4137    182:3360    183:2093   
 184:2272    185:21581   186:5636    187:4917    188:4343    189:4513   
 190:9967    191:2112    192:11228   193:9359    194:7783    195:5556   
 196:3431    197:3808    198:6113    199:8306    200:8728    201:6610   
 202:10781   203:10645   204:4675    205:3734    206:4728    207:3614   
 208:4257    209:5200    210:4846    211:2620    212:4592    213:3876   
 214:1061    215:48      216:6679    217:3161    218:1367    219:553    
 220:2106    221:1053    222:842     223:2302   

End of report


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