[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 30 22:42:04 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 30 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:                             1028644
    Prefixes after maximum aggregation (per Origin AS):          374410
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      469061
Total ASes present in the Internet Routing Table:                 76664
    Prefixes per ASN:                                             13.42
Origin-only ASes present in the Internet Routing Table:           65950
Origin ASes announcing only one prefix:                           26218
Transit ASes present in the Internet Routing Table:               10714
Transit-only ASes present in the Internet Routing Table:            522
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.2
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1113
    Number of instances of unregistered ASNs:                      1120
Number of 32-bit ASNs allocated by the RIRs:                      46009
Number of 32-bit ASNs visible in the Routing Table:               37662
Prefixes from 32-bit ASNs in the Routing Table:                  207505
Number of bogon 32-bit ASNs visible in the Routing Table:            73
Special use prefixes present in the Routing Table:                   14
Prefixes being announced from unallocated address space:            521
Number of addresses announced to Internet:                   3123313017
    Equivalent to 186 /8s, 41 /16s and 249 /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:      346045

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

Prefixes being announced by APNIC Region ASes:                   266072
    Total APNIC prefixes after maximum aggregation:               76753
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          257497
    Unique aggregates announced from the APNIC address blocks:   102105
APNIC Region origin ASes present in the Internet Routing Table:   14531
    APNIC Prefixes per ASN:                                       17.72
APNIC Region origin ASes announcing only one prefix:               4434
APNIC Region transit ASes present in the Internet Routing Table:   1916
Average APNIC Region AS path length visible:                        3.4
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9962
Number of APNIC addresses announced to Internet:              762168640
    Equivalent to 45 /8s, 109 /16s and 197 /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:                    297028
    Total ARIN prefixes after maximum aggregation:               128365
    ARIN Deaggregation factor:                                     2.31
Prefixes being announced from the ARIN address blocks:           297918
    Unique aggregates announced from the ARIN address blocks:    132136
ARIN Region origin ASes present in the Internet Routing Table:    19229
    ARIN Prefixes per ASN:                                        15.49
ARIN Region origin ASes announcing only one prefix:                6953
ARIN Region transit ASes present in the Internet Routing Table:    1930
Average ARIN Region AS path length visible:                         2.8
    Max ARIN Region AS path length visible:                          23
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5107
Number of ARIN addresses announced to Internet:              1344934342
    Equivalent to 80 /8s, 42 /16s and 17 /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:                    287638
    Total RIPE prefixes after maximum aggregation:               132682
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           284369
    Unique aggregates announced from the RIPE address blocks:    170161
RIPE Region origin ASes present in the Internet Routing Table:    28881
    RIPE Prefixes per ASN:                                         9.85
RIPE Region origin ASes announcing only one prefix:               12055
RIPE Region transit ASes present in the Internet Routing Table:    3867
Average RIPE Region AS path length visible:                         3.2
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12201
Number of RIPE addresses announced to Internet:               733688099
    Equivalent to 43 /8s, 187 /16s and 49 /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:                  138377
    Total LACNIC prefixes after maximum aggregation:              29216
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         135959
    Unique aggregates announced from the LACNIC address blocks:   48899
LACNIC Region origin ASes present in the Internet Routing Table:  11191
    LACNIC Prefixes per ASN:                                      12.15
LACNIC Region origin ASes announcing only one prefix:              2138
LACNIC Region transit ASes present in the Internet Routing Table:  2476
Average LACNIC Region AS path length visible:                       3.3
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9117
Number of LACNIC addresses announced to Internet:             177618048
    Equivalent to 10 /8s, 150 /16s and 60 /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:                  38409
    Total AfriNIC prefixes after maximum aggregation:              6704
    AfriNIC Deaggregation factor:                                  5.73
Prefixes being announced from the AfriNIC address blocks:         52378
    Unique aggregates announced from the AfriNIC address blocks:  15336
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     27.32
AfriNIC Region origin ASes announcing only one prefix:              638
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      3.5
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:            104645376
    Equivalent to 6 /8s, 60 /16s and 195 /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       8921     124  CHINAMOBILE-CN China Mobile Communication
  7545        6195        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5026       4194      78  ERX-CERNET-BKB China Education and Resear
 18403        4384        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4054        524     275  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3917       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3897       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3677       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2823        845     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2235       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12486      37832    3186  AMAZON-02, US
   174        6219       8765     882  COGENT-174, US
 11492        4692        312     552  CABLEONE, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3420       3050     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3262      23515    2068  ATT-INTERNET4, US
  2152        3161        508     131  CENIC-2152, US
 16625        3006       1306    2190  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        9478       1270    1588  TTNET, TR
 12479        7705       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4023       3396     141  AKAMAI-ASN1, NL
  9009        3747        321    1896  M247, RO
 12389        2980       2300     887  ROSTELECOM-AS, RU
 34984        2416        363     570  TELLCOM-AS, TR
  8452        1961       1852      14  TE-AS TE-AS, EG
212238        1847        133    1361  CDNEXT, GB
  5384        1792        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       11801       3246     709  UNINET, MX
 10620        3548        494     936  Telmex Colombia S.A., CO
 13999        2537        540     369  Mega Cable, S.A. de C.V., MX
 11830        1996        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        1170        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        1072         98     377  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        1669        593      29  RAYA-AS, EG
 24863        1658        389      18  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1468         93      60  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        1011        523      49  Vodafone-, EG
 37069         852       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       12486      37832    3186  AMAZON-02, US
  8151       11801       3246     709  UNINET, MX
  9808       10163       8921     124  CHINAMOBILE-CN China Mobile Communication
 47331        9478       1270    1588  TTNET, TR
 12479        7705       1709     143  UNI2-AS, ES
   174        6219       8765     882  COGENT-174, US
  7545        6195        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5026       4194      78  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     552  CABLEONE, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11801        11092  UNINET, MX
  9808       10163        10039  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9478         7890  TTNET, TR
 12479        7705         7562  UNI2-AS, ES
  7545        6195         5531  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6219         5337  COGENT-174, US
  4538        5026         4948  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4384         4361  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4140  CABLEONE, US

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, 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:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      7018  ATT-INTERNET4, 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      /11:93      /12:311     
/13:594     /14:1242    /15:2216    /16:14157   /17:8556    /18:14742   
/19:25659   /20:46355   /21:55146   /22:116404  /23:110192  /24:626725  
/25:649     /26:655     /27:1188    /28:220     /29:379     /30:250     
/31:1255    /32:1581    

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

   ASN  No of nets  Total ann.  Description
 47331        8564        9478  TTNET, TR
 12479        6677        7705  UNI2-AS, ES
  8151        5951       11801  UNINET, MX
 11492        3555        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3614  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2552        3420  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2240       12486  AMAZON-02, US
 30036        2224        2563  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2317      2:1660      3:538       4:25        5:4817      6:165    
   7:6         8:1643      9:2        10:1        11:172      12:1400   
  13:361      14:2509     15:334      16:269      17:359      18:905    
  20:456      21:4        22:188      23:7259     24:2776     25:2      
  27:2733     29:19       30:1        31:3123     32:56       34:73     
  35:181      36:2423     37:4641     38:10385    39:883      40:150    
  41:4722     42:2050     43:2558     44:344      45:19854    46:5027   
  47:299      49:2018     50:1880     51:585      52:1606     54:315    
  55:1024     56:8        57:242      58:2292     59:1252     60:1156   
  61:2978     62:2986     63:1857     64:5475     65:2245     66:4747   
  67:3089     68:1304     69:4014     70:1130     71:608      72:2940   
  74:2815     75:1638     76:632      77:2713     78:4226     79:1722   
  80:2249     81:2208     82:1855     83:1454     84:1827     85:4143   
  86:986      87:2437     88:3260     89:4448     90:762      91:8432   
  92:2755     93:2843     94:3919     95:5431     96:1259     97:317    
  98:1069     99:732     100:71      101:1393    102:4302    103:32593  
 104:4488    105:2163    106:1069    107:2618    108:1196    109:4117   
 110:2278    111:3347    112:2066    113:1834    114:1955    115:2243   
 116:2058    117:2688    118:2896    119:2037    120:1893    121:1414   
 122:2874    123:2200    124:1692    125:2876    126:62      128:1676   
 129:1023    130:1301    131:2024    132:916     133:450     134:1520   
 135:363     136:1350    137:1162    138:3248    139:1555    140:1524   
 141:1473    142:1853    143:1714    144:1030    145:437     146:2150   
 147:2043    148:2589    149:2918    150:1200    151:1530    152:2135   
 153:570     154:8602    155:1591    156:3533    157:1904    158:1261   
 159:2439    160:3549    161:1795    162:3648    163:1804    164:1743   
 165:2203    166:1350    167:1899    168:4430    169:826     170:5509   
 171:1005    172:4060    173:3219    174:917     175:1285    176:3694   
 177:6269    178:3907    179:2750    180:2622    181:4150    182:3364   
 183:2074    184:2271    185:21606   186:5675    187:4899    188:4371   
 189:4489    190:9964    191:2116    192:11280   193:9361    194:7797   
 195:5563    196:3431    197:3840    198:6138    199:8331    200:8725   
 201:6584    202:10926   203:10828   204:4671    205:3727    206:4722   
 207:3639    208:4244    209:5202    210:4842    211:2613    212:4608   
 213:3890    214:1053    215:48      216:6707    217:3162    218:1385   
 219:550     220:2111    221:1053    222:850     223:2301   

End of report


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