[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 23 22:42:15 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 23 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:                             1026162
    Prefixes after maximum aggregation (per Origin AS):          373489
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      468221
Total ASes present in the Internet Routing Table:                 76619
    Prefixes per ASN:                                             13.39
Origin-only ASes present in the Internet Routing Table:           65939
Origin ASes announcing only one prefix:                           26199
Transit ASes present in the Internet Routing Table:               10680
Transit-only ASes present in the Internet Routing Table:            519
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 (149883)                              50
Prefixes from unregistered ASNs in the Routing Table:              1114
    Number of instances of unregistered ASNs:                      1121
Number of 32-bit ASNs allocated by the RIRs:                      46013
Number of 32-bit ASNs visible in the Routing Table:               37626
Prefixes from 32-bit ASNs in the Routing Table:                  207194
Number of bogon 32-bit ASNs visible in the Routing Table:            74
Special use prefixes present in the Routing Table:                   14
Prefixes being announced from unallocated address space:            523
Number of addresses announced to Internet:                   3122460793
    Equivalent to 186 /8s, 28 /16s and 248 /24s
    Percentage of available address space announced:               84.3
    Percentage of allocated address space announced:               84.3
    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:      345485

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

Prefixes being announced by APNIC Region ASes:                   265180
    Total APNIC prefixes after maximum aggregation:               76238
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          257468
    Unique aggregates announced from the APNIC address blocks:   102211
APNIC Region origin ASes present in the Internet Routing Table:   14499
    APNIC Prefixes per ASN:                                       17.76
APNIC Region origin ASes announcing only one prefix:               4410
APNIC Region transit ASes present in the Internet Routing Table:   1901
Average APNIC Region AS path length visible:                        3.4
    Max APNIC Region AS path length visible:                         52
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9944
Number of APNIC addresses announced to Internet:              761976128
    Equivalent to 45 /8s, 106 /16s and 213 /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:                    296294
    Total ARIN prefixes after maximum aggregation:               128015
    ARIN Deaggregation factor:                                     2.31
Prefixes being announced from the ARIN address blocks:           297801
    Unique aggregates announced from the ARIN address blocks:    132096
ARIN Region origin ASes present in the Internet Routing Table:    19222
    ARIN Prefixes per ASN:                                        15.49
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1933
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:    5099
Number of ARIN addresses announced to Internet:              1344678086
    Equivalent to 80 /8s, 38 /16s and 40 /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:                    287345
    Total RIPE prefixes after maximum aggregation:               132640
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           284076
    Unique aggregates announced from the RIPE address blocks:    170024
RIPE Region origin ASes present in the Internet Routing Table:    28879
    RIPE Prefixes per ASN:                                         9.84
RIPE Region origin ASes announcing only one prefix:               12061
RIPE Region transit ASes present in the Internet Routing Table:    3846
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:   12195
Number of RIPE addresses announced to Internet:               733554723
    Equivalent to 43 /8s, 185 /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:                  138218
    Total LACNIC prefixes after maximum aggregation:              29219
    LACNIC Deaggregation factor:                                   4.73
Prefixes being announced from the LACNIC address blocks:         135795
    Unique aggregates announced from the LACNIC address blocks:   48932
LACNIC Region origin ASes present in the Internet Routing Table:  11189
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2134
LACNIC Region transit ASes present in the Internet Routing Table:  2474
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:  9112
Number of LACNIC addresses announced to Internet:             177604224
    Equivalent to 10 /8s, 150 /16s and 6 /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:                  38004
    Total AfriNIC prefixes after maximum aggregation:              6687
    AfriNIC Deaggregation factor:                                  5.68
Prefixes being announced from the AfriNIC address blocks:         50497
    Unique aggregates announced from the AfriNIC address blocks:  14532
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     26.33
AfriNIC Region origin ASes announcing only one prefix:              642
AfriNIC Region transit ASes present in the Internet Routing Table:  359
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: 1276
Number of AfriNIC addresses announced to Internet:            104387840
    Equivalent to 6 /8s, 56 /16s and 213 /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       10155       8921     124  CHINAMOBILE-CN China Mobile Communication
  7545        6196        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4194      78  ERX-CERNET-BKB China Education and Resear
 18403        4483        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4048        524     283  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3895       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3677       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2817        842     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       12496      37869    3213  AMAZON-02, US
   174        6232       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        3420       3050     188  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3268      23512    2075  ATT-INTERNET4, US
   749        3261      54895    2508  DNIC-AS-00749, US
  2152        3173        508     133  CENIC-2152, US
 16625        2990       1302    2181  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        7708       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4022       3396     141  AKAMAI-ASN1, NL
  9009        3710        319    1877  M247, RO
 12389        2970       2295     883  ROSTELECOM-AS, RU
 34984        2400        363     570  TELLCOM-AS, TR
  8452        1958       1852      14  TE-AS TE-AS, EG
212238        1845        133    1360  CDNEXT, GB
  5384        1776        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       11794       3246     709  UNINET, MX
 10620        3544        494     943  Telmex Colombia S.A., CO
 13999        2539        541     371  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        1115        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
 24863        1654        389      16  LINKdotNET-AS, EG
 24835        1649        593      29  RAYA-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1464         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         999        520      40  Vodafone-, EG
 37069         885       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       12496      37869    3213  AMAZON-02, US
  8151       11794       3246     709  UNINET, MX
  9808       10155       8921     124  CHINAMOBILE-CN China Mobile Communication
 47331        9478       1270    1588  TTNET, TR
 12479        7708       1709     143  UNI2-AS, ES
   174        6232       8765     888  COGENT-174, US
  7545        6196        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       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       11794        11085  UNINET, MX
  9808       10155        10031  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9478         7890  TTNET, TR
 12479        7708         7565  UNI2-AS, ES
  7545        6196         5532  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6232         5344  COGENT-174, US
  4538        5032         4954  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4483         4460  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    /15:2218    /16:14153   /17:8550    /18:14734   
/19:25642   /20:46348   /21:55098   /22:116200  /23:109978  /24:624739  
/25:651     /26:653     /27:1188    /28:224     /29:379     /30:251     
/31:1260    /32:1581    

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

   ASN  No of nets  Total ann.  Description
 47331        8564        9478  TTNET, TR
 12479        6680        7708  UNI2-AS, ES
  8151        5944       11794  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        2551        3420  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2268       12496  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)
----------------------------------------------

   1:2328      2:1680      3:536       4:25        5:4805      6:165    
   7:6         8:1642      9:2        10:1        11:172      12:1401   
  13:357      14:2507     15:332      16:269      17:362      18:901    
  20:456      21:4        22:188      23:7279     24:2774     25:2      
  27:2734     29:19       31:3128     32:56       34:73       35:181    
  36:2419     37:4636     38:10376    39:882      40:150      41:4704   
  42:2095     43:2556     44:343      45:19549    46:5054     47:300    
  49:2018     50:1892     51:586      52:1606     54:315      55:1033   
  56:8        57:243      58:2298     59:1251     60:1154     61:2977   
  62:2985     63:1857     64:5473     65:2246     66:4743     67:3088   
  68:1303     69:4024     70:1130     71:608      72:2941     74:2808   
  75:1639     76:635      77:2714     78:4229     79:1724     80:2248   
  81:2206     82:1844     83:1450     84:1824     85:4127     86:982    
  87:2440     88:3262     89:4446     90:761      91:8427     92:2754   
  93:2856     94:3923     95:5428     96:1249     97:317      98:1069   
  99:732     100:71      101:1437    102:4047    103:32562   104:4502   
 105:2161    106:1069    107:2624    108:1196    109:4100    110:2277   
 111:3337    112:2065    113:1848    114:1952    115:2255    116:2060   
 117:2684    118:2898    119:2027    120:1893    121:1415    122:2864   
 123:2198    124:1695    125:2874    126:62      128:1677    129:997    
 130:1305    131:2027    132:915     133:450     134:1517    135:369    
 136:1348    137:1161    138:3237    139:1557    140:1521    141:1457   
 142:1869    143:1716    144:1032    145:434     146:2149    147:2042   
 148:2588    149:2904    150:1197    151:1493    152:2134    153:570    
 154:8002    155:1586    156:2951    157:1901    158:1257    159:2436   
 160:3545    161:1793    162:3636    163:1809    164:1743    165:2200   
 166:1355    167:1900    168:4414    169:825     170:5521    171:1004   
 172:4053    173:3222    174:917     175:1292    176:3667    177:6284   
 178:3911    179:2752    180:2630    181:4142    182:3362    183:2091   
 184:2270    185:21605   186:5667    187:4899    188:4356    189:4499   
 190:9961    191:2120    192:11274   193:9358    194:7791    195:5567   
 196:3422    197:3808    198:6150    199:8328    200:8712    201:6535   
 202:10893   203:10820   204:4675    205:3731    206:4720    207:3637   
 208:4249    209:5196    210:4848    211:2621    212:4606    213:3850   
 214:1051    215:48      216:6689    217:3159    218:1387    219:554    
 220:2112    221:1054    222:850     223:2305   

End of report


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