[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 28 22:42:29 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 28 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:                             1028343
    Prefixes after maximum aggregation (per Origin AS):          374484
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      469141
Total ASes present in the Internet Routing Table:                 76642
    Prefixes per ASN:                                             13.42
Origin-only ASes present in the Internet Routing Table:           65933
Origin ASes announcing only one prefix:                           26201
Transit ASes present in the Internet Routing Table:               10709
Transit-only ASes present in the Internet Routing Table:            524
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:              1117
    Number of instances of unregistered ASNs:                      1124
Number of 32-bit ASNs allocated by the RIRs:                      46010
Number of 32-bit ASNs visible in the Routing Table:               37645
Prefixes from 32-bit ASNs in the Routing Table:                  207345
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:            523
Number of addresses announced to Internet:                   3123260537
    Equivalent to 186 /8s, 41 /16s and 44 /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:      345672

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

Prefixes being announced by APNIC Region ASes:                   266178
    Total APNIC prefixes after maximum aggregation:               76815
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          257520
    Unique aggregates announced from the APNIC address blocks:   102155
APNIC Region origin ASes present in the Internet Routing Table:   14520
    APNIC Prefixes per ASN:                                       17.74
APNIC Region origin ASes announcing only one prefix:               4429
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:   9955
Number of APNIC addresses announced to Internet:              762178880
    Equivalent to 45 /8s, 109 /16s and 237 /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:                    297055
    Total ARIN prefixes after maximum aggregation:               128424
    ARIN Deaggregation factor:                                     2.31
Prefixes being announced from the ARIN address blocks:           297848
    Unique aggregates announced from the ARIN address blocks:    132113
ARIN Region origin ASes present in the Internet Routing Table:    19225
    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:    1934
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:              1344917190
    Equivalent to 80 /8s, 41 /16s and 206 /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:                    287566
    Total RIPE prefixes after maximum aggregation:               132647
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           284313
    Unique aggregates announced from the RIPE address blocks:    170114
RIPE Region origin ASes present in the Internet Routing Table:    28872
    RIPE Prefixes per ASN:                                         9.85
RIPE Region origin ASes announcing only one prefix:               12045
RIPE Region transit ASes present in the Internet Routing Table:    3857
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:   12192
Number of RIPE addresses announced to Internet:               733621283
    Equivalent to 43 /8s, 186 /16s and 44 /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:                  138371
    Total LACNIC prefixes after maximum aggregation:              29202
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         135946
    Unique aggregates announced from the LACNIC address blocks:   48901
LACNIC Region origin ASes present in the Internet Routing Table:  11194
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2139
LACNIC Region transit ASes present in the Internet Routing Table:  2473
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:  9119
Number of LACNIC addresses announced to Internet:             177616256
    Equivalent to 10 /8s, 150 /16s and 53 /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:                  38049
    Total AfriNIC prefixes after maximum aggregation:              6706
    AfriNIC Deaggregation factor:                                  5.67
Prefixes being announced from the AfriNIC address blocks:         52191
    Unique aggregates announced from the AfriNIC address blocks:  15432
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     27.27
AfriNIC Region origin ASes announcing only one prefix:              635
AfriNIC Region transit ASes present in the Internet Routing Table:  360
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: 1272
Number of AfriNIC addresses announced to Internet:            104667904
    Equivalent to 6 /8s, 61 /16s and 27 /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       10167       8921     124  CHINAMOBILE-CN China Mobile Communication
  7545        6196        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5028       4194      78  ERX-CERNET-BKB China Education and Resear
 18403        4397        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        3896       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       12494      37832    3191  AMAZON-02, US
   174        6225       8765     888  COGENT-174, US
 11492        4692        312     552  CABLEONE, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3421       3050     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3261      23514    2067  ATT-INTERNET4, US
  2152        3165        508     131  CENIC-2152, US
 16625        2992       1299    2185  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        7707       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4019       3396     141  AKAMAI-ASN1, NL
  9009        3719        319    1875  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        1845        133    1360  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        1575       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        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1073         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        1666        389      18  LINKdotNET-AS, EG
 24835        1659        593      29  RAYA-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1465         93      59  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       12494      37832    3191  AMAZON-02, US
  8151       11801       3246     709  UNINET, MX
  9808       10167       8921     124  CHINAMOBILE-CN China Mobile Communication
 47331        9478       1270    1588  TTNET, TR
 12479        7707       1709     143  UNI2-AS, ES
   174        6225       8765     888  COGENT-174, US
  7545        6196        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5028       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       10167        10043  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9478         7890  TTNET, TR
 12479        7707         7564  UNI2-AS, ES
  7545        6196         5532  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6225         5337  COGENT-174, US
  4538        5028         4950  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4397         4374  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    /18:14740   
/19:25653   /20:46340   /21:55130   /22:116356  /23:110128  /24:626577  
/25:650     /26:655     /27:1188    /28:221     /29:379     /30:250     
/31:1255    /32:1577    

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

   ASN  No of nets  Total ann.  Description
 47331        8564        9478  TTNET, TR
 12479        6679        7707  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        3421  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2248       12494  AMAZON-02, US
 30036        2225        2564  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2318      2:1660      3:538       4:25        5:4813      6:165    
   7:6         8:1644      9:2        10:1        11:172      12:1400   
  13:360      14:2507     15:334      16:269      17:358      18:904    
  20:456      21:4        22:188      23:7260     24:2774     25:2      
  27:2733     29:19       30:1        31:3121     32:56       34:73     
  35:181      36:2422     37:4644     38:10383    39:882      40:150    
  41:4721     42:2049     43:2558     44:344      45:19907    46:5031   
  47:300      49:2017     50:1877     51:586      52:1606     54:315    
  55:1030     56:8        57:243      58:2294     59:1253     60:1154   
  61:2977     62:2984     63:1857     64:5478     65:2246     66:4745   
  67:3087     68:1304     69:4007     70:1130     71:608      72:2940   
  74:2816     75:1638     76:635      77:2713     78:4228     79:1725   
  80:2249     81:2204     82:1852     83:1456     84:1826     85:4140   
  86:984      87:2438     88:3259     89:4446     90:762      91:8437   
  92:2755     93:2855     94:3925     95:5432     96:1256     97:317    
  98:1069     99:732     100:71      101:1438    102:4046    103:32556  
 104:4467    105:2163    106:1068    107:2617    108:1198    109:4119   
 110:2278    111:3342    112:2066    113:1840    114:1955    115:2256   
 116:2057    117:2688    118:2897    119:2032    120:1900    121:1414   
 122:2875    123:2203    124:1689    125:2876    126:62      128:1672   
 129:1019    130:1310    131:2011    132:918     133:450     134:1520   
 135:368     136:1345    137:1162    138:3243    139:1556    140:1525   
 141:1474    142:1853    143:1716    144:1031    145:437     146:2149   
 147:2043    148:2590    149:2915    150:1198    151:1517    152:2137   
 153:570     154:8613    155:1591    156:3674    157:1900    158:1258   
 159:2439    160:3552    161:1796    162:3643    163:1802    164:1742   
 165:2202    166:1355    167:1899    168:4422    169:825     170:5485   
 171:1005    172:4060    173:3216    174:917     175:1290    176:3688   
 177:6258    178:3902    179:2746    180:2623    181:4148    182:3363   
 183:2078    184:2270    185:21616   186:5675    187:4897    188:4362   
 189:4489    190:9956    191:2119    192:11285   193:9361    194:7795   
 195:5567    196:3424    197:3805    198:6151    199:8332    200:8732   
 201:6576    202:10931   203:10828   204:4670    205:3728    206:4721   
 207:3641    208:4246    209:5205    210:4847    211:2620    212:4607   
 213:3882    214:1051    215:48      216:6703    217:3157    218:1385   
 219:550     220:2114    221:1053    222:850     223:2304   

End of report


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