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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 16 22:41:31 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 16 Sep, 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:                             1006473
    Prefixes after maximum aggregation (per Origin AS):          370013
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466384
Total ASes present in the Internet Routing Table:                 76334
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65384
Origin ASes announcing only one prefix:                           26154
Transit ASes present in the Internet Routing Table:               10950
Transit-only ASes present in the Internet Routing Table:            543
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1074
    Number of instances of unregistered ASNs:                      1111
Number of 32-bit ASNs allocated by the RIRs:                      45383
Number of 32-bit ASNs visible in the Routing Table:               37148
Prefixes from 32-bit ASNs in the Routing Table:                  203191
Number of bogon 32-bit ASNs visible in the Routing Table:           152
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            600
Number of addresses announced to Internet:                   3036972740
    Equivalent to 181 /8s, 4 /16s and 134 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    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:      342269

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

Prefixes being announced by APNIC Region ASes:                   259830
    Total APNIC prefixes after maximum aggregation:               75459
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251510
    Unique aggregates announced from the APNIC address blocks:   100794
APNIC Region origin ASes present in the Internet Routing Table:   14351
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               4360
APNIC Region transit ASes present in the Internet Routing Table:   1935
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9788
Number of APNIC addresses announced to Internet:              762273600
    Equivalent to 45 /8s, 111 /16s and 95 /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:                    289487
    Total ARIN prefixes after maximum aggregation:               127673
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292976
    Unique aggregates announced from the ARIN address blocks:    135059
ARIN Region origin ASes present in the Internet Routing Table:    19192
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6957
ARIN Region transit ASes present in the Internet Routing Table:    1957
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5018
Number of ARIN addresses announced to Internet:              1267254850
    Equivalent to 75 /8s, 136 /16s and 198 /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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                    282617
    Total RIPE prefixes after maximum aggregation:               131075
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278853
    Unique aggregates announced from the RIPE address blocks:    167042
RIPE Region origin ASes present in the Internet Routing Table:    28793
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    4002
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12027
Number of RIPE addresses announced to Internet:               723503138
    Equivalent to 43 /8s, 31 /16s and 200 /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,
                        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:                  137385
    Total LACNIC prefixes after maximum aggregation:              28599
    LACNIC Deaggregation factor:                                   4.80
Prefixes being announced from the LACNIC address blocks:         135321
    Unique aggregates announced from the LACNIC address blocks:   48647
LACNIC Region origin ASes present in the Internet Routing Table:  11161
    LACNIC Prefixes per ASN:                                      12.12
LACNIC Region origin ASes announcing only one prefix:              2131
LACNIC Region transit ASes present in the Internet Routing Table:  2509
Average LACNIC Region AS path length visible:                       4.2
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9068
Number of LACNIC addresses announced to Internet:             177773856
    Equivalent to 10 /8s, 152 /16s and 157 /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:                  36080
    Total AfriNIC prefixes after maximum aggregation:              6521
    AfriNIC Deaggregation factor:                                  5.53
Prefixes being announced from the AfriNIC address blocks:         47212
    Unique aggregates announced from the AfriNIC address blocks:  14356
AfriNIC Region origin ASes present in the Internet Routing Table:  1881
    AfriNIC Prefixes per ASN:                                     25.10
AfriNIC Region origin ASes announcing only one prefix:              630
AfriNIC Region transit ASes present in the Internet Routing Table:  359
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1247
Number of AfriNIC addresses announced to Internet:            105851904
    Equivalent to 6 /8s, 79 /16s and 44 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9940       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5730        840     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5011       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4349        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3984       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3617       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3259       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2813        843     467  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        434     195  TATACOMM-AS TATA Communications formerly 

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       10720      11806    3743  AMAZON-02, US
   174        5894       8780     906  COGENT-174, US
 11492        4643        309     552  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
   749        3488      55082    2711  DNIC-AS-00749, US
 22773        3431       3035     185  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3082      23685    1928  ATT-INTERNET4, US
 16625        2886       1284    2151  AKAMAI-AS, US
396982        2817       3574     433  GOOGLE-CLOUD-PLATFORM, 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        9240       1239    1974  TTNET, TR
 12479        7638       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3882       3396     141  AKAMAI-ASN1, NL
  9009        3701        314    1875  M247, RO
 12389        2936       2295     887  ROSTELECOM-AS, RU
 34984        2376        362     579  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1823        130    1342  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA

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       11958       3268     595  UNINET, MX
 10620        3543        494     935  Telmex Colombia S.A., CO
 13999        2552        534     364  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1579       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11664        1172        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1148        374     163  Axtel, S.A.B. de C.V., MX
  6147        1104        369      22  Telefonica del Peru S.A.A., PE

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
 37457        1633        310      36  Telkom-Internet, ZA
 24835        1622        593      29  RAYA-AS, EG
 24863        1609        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1336         85      65  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         966        523      48  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         543         82       3  KENET-AS, KE

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
  8151       11958       3268     595  UNINET, MX
 16509       10720      11806    3743  AMAZON-02, US
  9808        9940       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9240       1239    1974  TTNET, TR
 12479        7638       1708     145  UNI2-AS, ES
   174        5894       8780     906  COGENT-174, US
  7545        5730        840     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5011       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4643        309     552  CABLEONE, US
 39891        4466        269      55  ALJAWWALSTC-AS, SA

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

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

   ASN  No of nets  Net Savings  Description
  9808        9940         9863  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7638         7493  UNI2-AS, ES
 47331        9240         7266  TTNET, TR
 16509       10720         6977  AMAZON-02, US
  7545        5730         5069  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5894         4988  COGENT-174, US
  4538        5011         4937  ERX-CERNET-BKB China Education and Research Net
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4349         4326  FPT-AS-AP FPT Telecom Company, VN
 11492        4643         4091  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
     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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, 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      /10:37      /11:92      /12:296     
/13:582     /14:1191    /15:2132    /16:13339   /17:8390    /18:14156   
/19:25173   /20:45707   /21:54128   /22:114738  /23:107593  /24:613840  
/25:661     /26:648     /27:1188    /28:305     /29:520     /30:503     
/31:333     /32:888     

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

   ASN  No of nets  Total ann.  Description
 47331        8343        9240  TTNET, TR
 12479        6694        7638  UNI2-AS, ES
  8151        6089       11958  UNINET, MX
 11492        3553        4643  CABLEONE, US
  6327        3396        3601  SHAW, CA
 39891        3356        4466  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2566        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2172        3543  Telmex Colombia S.A., CO
 16509        2172       10720  AMAZON-02, US

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

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

   1:2312      2:1637      3:470       4:24        5:4799      6:161    
   7:6         8:1611      9:1        11:172      12:1433     13:374    
  14:2416     15:328      16:259      17:362      18:885      20:419    
  21:4        22:188      23:6912     24:3076     25:2        27:2705   
  29:19       31:2800     32:63       34:69       35:142      36:2383   
  37:4628     38:9905     39:918      40:154      41:4652     42:2027   
  43:2478     44:335      45:19043    46:4686     47:300      49:1994   
  50:1896     51:582      52:1613     54:316      55:837      56:8      
  57:227      58:2254     59:1274     60:1073     61:2873     62:2880   
  63:1878     64:5652     65:2315     66:4798     67:3095     68:1358   
  69:4045     70:1330     71:575      72:2937     74:2819     75:1672   
  76:623      77:2691     78:4206     79:1639     80:2240     81:2192   
  82:1760     83:1420     84:1799     85:4103     86:1011     87:2373   
  88:3155     89:4447     90:685      91:8380     92:2505     93:2781   
  94:3861     95:5497     96:1277     97:325      98:1076     99:738    
 100:73      101:1178    102:3805    103:32518   104:4425    105:2128   
 106:993     107:2403    108:1173    109:4006    110:2145    111:3312   
 112:2077    113:1825    114:1902    115:2156    116:1999    117:2682   
 118:2877    119:2017    120:1840    121:1439    122:2723    123:2231   
 124:1688    125:2862    126:64      128:1500    129:1012    130:1261   
 131:2051    132:942     133:428     134:1517    135:352     136:1207   
 137:1126    138:3248    139:1528    140:1459    141:1456    142:1779   
 143:1762    144:1030    145:372     146:2141    147:2044    148:2570   
 149:2872    150:1072    151:1371    152:2134    153:572     154:6895   
 155:1441    156:2469    157:1852    158:1189    159:2447    160:3212   
 161:1736    162:3589    163:1774    164:1758    165:2189    166:1315   
 167:1868    168:4397    169:801     170:5464    171:1053    172:3946   
 173:3121    174:905     175:1257    176:3606    177:6311    178:3743   
 179:2681    180:2497    181:4019    182:3324    183:2045    184:2273   
 185:21394   186:5686    187:5012    188:4327    189:4523    190:9873   
 191:2106    192:11114   193:9309    194:7645    195:5552    196:3401   
 197:3186    198:6094    199:8136    200:8794    201:6620    202:10755  
 203:10560   204:4655    205:3720    206:4571    207:3709    208:4212   
 209:5208    210:4837    211:2672    212:4540    213:3793    214:1061   
 215:63      216:6752    217:3006    218:1417    219:557     220:2039   
 221:1049    222:876     223:2249   

End of report


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