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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Dec 16 22:41:17 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 16 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:                             1023732
    Prefixes after maximum aggregation (per Origin AS):          373526
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      466599
Total ASes present in the Internet Routing Table:                 76719
    Prefixes per ASN:                                             13.34
Origin-only ASes present in the Internet Routing Table:           65587
Origin ASes announcing only one prefix:                           26223
Transit ASes present in the Internet Routing Table:               11132
Transit-only ASes present in the Internet Routing Table:            552
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:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1119
    Number of instances of unregistered ASNs:                      1127
Number of 32-bit ASNs allocated by the RIRs:                      45980
Number of 32-bit ASNs visible in the Routing Table:               37678
Prefixes from 32-bit ASNs in the Routing Table:                  206848
Number of bogon 32-bit ASNs visible in the Routing Table:            77
Special use prefixes present in the Routing Table:                   14
Prefixes being announced from unallocated address space:            524
Number of addresses announced to Internet:                   3125588857
    Equivalent to 186 /8s, 76 /16s and 179 /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:      344803

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

Prefixes being announced by APNIC Region ASes:                   264225
    Total APNIC prefixes after maximum aggregation:               76239
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256512
    Unique aggregates announced from the APNIC address blocks:   101980
APNIC Region origin ASes present in the Internet Routing Table:   14523
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4414
APNIC Region transit ASes present in the Internet Routing Table:   1952
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9963
Number of APNIC addresses announced to Internet:              761552448
    Equivalent to 45 /8s, 100 /16s and 94 /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:                    295520
    Total ARIN prefixes after maximum aggregation:               127956
    ARIN Deaggregation factor:                                     2.31
Prefixes being announced from the ARIN address blocks:           297118
    Unique aggregates announced from the ARIN address blocks:    130818
ARIN Region origin ASes present in the Internet Routing Table:    19230
    ARIN Prefixes per ASN:                                        15.45
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    2026
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:    5106
Number of ARIN addresses announced to Internet:              1347097542
    Equivalent to 80 /8s, 75 /16s and 19 /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:                    286898
    Total RIPE prefixes after maximum aggregation:               132526
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           283660
    Unique aggregates announced from the RIPE address blocks:    170144
RIPE Region origin ASes present in the Internet Routing Table:    28898
    RIPE Prefixes per ASN:                                         9.82
RIPE Region origin ASes announcing only one prefix:               12071
RIPE Region transit ASes present in the Internet Routing Table:    4022
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:   12218
Number of RIPE addresses announced to Internet:               734603299
    Equivalent to 43 /8s, 201 /16s and 40 /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:                  138133
    Total LACNIC prefixes after maximum aggregation:              29415
    LACNIC Deaggregation factor:                                   4.70
Prefixes being announced from the LACNIC address blocks:         135695
    Unique aggregates announced from the LACNIC address blocks:   48783
LACNIC Region origin ASes present in the Internet Routing Table:  11203
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2152
LACNIC Region transit ASes present in the Internet Routing Table:  2552
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:  9117
Number of LACNIC addresses announced to Internet:             177660800
    Equivalent to 10 /8s, 150 /16s and 227 /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:                  37837
    Total AfriNIC prefixes after maximum aggregation:              6701
    AfriNIC Deaggregation factor:                                  5.65
Prefixes being announced from the AfriNIC address blocks:         50221
    Unique aggregates announced from the AfriNIC address blocks:  14447
AfriNIC Region origin ASes present in the Internet Routing Table:  1921
    AfriNIC Prefixes per ASN:                                     26.14
AfriNIC Region origin ASes announcing only one prefix:              641
AfriNIC Region transit ASes present in the Internet Routing Table:  371
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: 1274
Number of AfriNIC addresses announced to Internet:            104419584
    Equivalent to 6 /8s, 57 /16s and 81 /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        4883       4193      75  ERX-CERNET-BKB China Education and Resear
 18403        4469        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3992        520     290  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3894       1890      49  VNPT-AS-VN VNPT Corp, VN
  7552        3882       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2798        836     537  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       12518      38458    2997  AMAZON-02, US
   174        6113       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        3416       3033     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3213      23506    2045  ATT-INTERNET4, US
  2152        3186        508     132  CENIC-2152, US
 16625        2956       1292    2168  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        7698       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        2399        363     570  TELLCOM-AS, TR
  8452        1958       1852      14  TE-AS TE-AS, EG
212238        1832        132    1353  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       11784       3245     710  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        1114        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
 24863        1654        389      18  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       12518      38458    2997  AMAZON-02, US
  8151       11784       3245     710  UNINET, MX
  9808       10163       8923     126  CHINAMOBILE-CN China Mobile Communication
 47331        9456       1268    1633  TTNET, TR
 12479        7698       1709     143  UNI2-AS, ES
  7545        6189        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6113       8764     881  COGENT-174, US
  4538        4883       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       11784        11074  UNINET, MX
  9808       10163        10037  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9456         7823  TTNET, TR
 12479        7698         7555  UNI2-AS, ES
  7545        6189         5529  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6113         5232  COGENT-174, US
  4538        4883         4808  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4469         4446  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     
/13:595     /14:1244    /15:2218    /16:14154   /17:8549    /18:14713   
/19:25620   /20:46218   /21:55084   /22:116206  /23:109833  /24:622612  
/25:648     /26:649     /27:1185    /28:225     /29:380     /30:251     
/31:1262    /32:1604    

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

   ASN  No of nets  Total ann.  Description
 47331        8544        9456  TTNET, TR
 12479        6675        7698  UNI2-AS, ES
  8151        5935       11784  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        2551        3416  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2263       12518  AMAZON-02, US
 30036        2220        2560  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      2:1670      3:525       4:24        5:4787      6:166    
   7:6         8:1640      9:2        10:1        11:172      12:1398   
  13:361      14:2508     15:333      16:270      17:360      18:905    
  20:456      21:4        22:188      23:7194     24:2786     25:2      
  27:2727     29:19       31:3126     32:56       34:75       35:182    
  36:2418     37:4619     38:10192    39:881      40:149      41:4702   
  42:2084     43:2535     44:347      45:19471    46:5026     47:300    
  49:2010     50:1870     51:585      52:1606     54:315      55:1035   
  56:8        57:242      58:2298     59:1254     60:1153     61:2885   
  62:2978     63:1855     64:5471     65:2249     66:4741     67:3093   
  68:1307     69:4020     70:1134     71:607      72:2939     74:2818   
  75:1639     76:635      77:2711     78:4226     79:1718     80:2247   
  81:2202     82:1835     83:1430     84:1810     85:4124     86:985    
  87:2435     88:3247     89:4469     90:749      91:8377     92:2762   
  93:2852     94:3916     95:5419     96:1247     97:321      98:1068   
  99:731     100:71      101:1438    102:4019    103:32548   104:4465   
 105:2169    106:1010    107:2413    108:1195    109:4099    110:2245   
 111:3331    112:2065    113:1812    114:1950    115:2260    116:2056   
 117:2687    118:2898    119:1990    120:1891    121:1413    122:2740   
 123:2194    124:1695    125:2868    126:62      128:1651    129:1022   
 130:1307    131:2053    132:916     133:449     134:1516    135:369    
 136:1350    137:1163    138:3239    139:1556    140:1511    141:1464   
 142:1883    143:1729    144:1034    145:413     146:2148    147:2040   
 148:2590    149:2892    150:1166    151:1482    152:2142    153:569    
 154:7923    155:1578    156:2960    157:1892    158:1228    159:2439   
 160:3504    161:1791    162:3635    163:1805    164:1750    165:2198   
 166:1353    167:1897    168:4394    169:821     170:5506    171:984    
 172:4048    173:3207    174:918     175:1283    176:3670    177:6236   
 178:3893    179:2752    180:2636    181:4134    182:3361    183:2092   
 184:2271    185:21581   186:5592    187:4863    188:4345    189:4524   
 190:9968    191:2105    192:11244   193:9353    194:7784    195:5557   
 196:3437    197:3804    198:6124    199:8316    200:8692    201:6584   
 202:10810   203:10650   204:4674    205:3730    206:4723    207:3617   
 208:4259    209:5197    210:4844    211:2620    212:4588    213:3878   
 214:1057    215:48      216:6681    217:3121    218:1367    219:553    
 220:2105    221:1053    222:843     223:2302   

End of report


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