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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jun 6 22:41:05 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 06 Jun, 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:                              1009043
    Prefixes after maximum aggregation (per Origin AS):          367606
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      464410
Total ASes present in the Internet Routing Table:                 76127
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65276
Origin ASes announcing only one prefix:                           26101
Transit ASes present in the Internet Routing Table:               10851
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:       4.1
    Max AS path length visible:                                      63
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1125
    Number of instances of unregistered ASNs:                      1127
Number of 32-bit ASNs allocated by the RIRs:                      44674
Number of 32-bit ASNs visible in the Routing Table:               36670
Prefixes from 32-bit ASNs in the Routing Table:                  198301
Number of bogon 32-bit ASNs visible in the Routing Table:           169
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            673
Number of addresses announced to Internet:                   3028331892
    Equivalent to 180 /8s, 128 /16s and 173 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      344150

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

Prefixes being announced by APNIC Region ASes:                   264183
    Total APNIC prefixes after maximum aggregation:               74982
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          255939
    Unique aggregates announced from the APNIC address blocks:   101206
APNIC Region origin ASes present in the Internet Routing Table:   14297
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4288
APNIC Region transit ASes present in the Internet Routing Table:   1930
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9648
Number of APNIC addresses announced to Internet:              762438304
    Equivalent to 45 /8s, 113 /16s and 226 /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:                    287051
    Total ARIN prefixes after maximum aggregation:               126987
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291832
    Unique aggregates announced from the ARIN address blocks:    134597
ARIN Region origin ASes present in the Internet Routing Table:    19195
    ARIN Prefixes per ASN:                                        15.20
ARIN Region origin ASes announcing only one prefix:                6959
ARIN Region transit ASes present in the Internet Routing Table:    1972
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4933
Number of ARIN addresses announced to Internet:              1267796546
    Equivalent to 75 /8s, 145 /16s and 10 /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:                    285408
    Total RIPE prefixes after maximum aggregation:               129789
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           278990
    Unique aggregates announced from the RIPE address blocks:    164722
RIPE Region origin ASes present in the Internet Routing Table:    28737
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12099
RIPE Region transit ASes present in the Internet Routing Table:    3960
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11864
Number of RIPE addresses announced to Internet:               713611122
    Equivalent to 42 /8s, 136 /16s and 215 /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:                  136099
    Total LACNIC prefixes after maximum aggregation:              28865
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         134362
    Unique aggregates announced from the LACNIC address blocks:   50061
LACNIC Region origin ASes present in the Internet Routing Table:  11113
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2141
LACNIC Region transit ASes present in the Internet Routing Table:  2445
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9004
Number of LACNIC addresses announced to Internet:             176783136
    Equivalent to 10 /8s, 137 /16s and 127 /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:                  35177
    Total AfriNIC prefixes after maximum aggregation:              6297
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         47246
    Unique aggregates announced from the AfriNIC address blocks:  13319
AfriNIC Region origin ASes present in the Internet Routing Table:  1852
    AfriNIC Prefixes per ASN:                                     25.51
AfriNIC Region origin ASes announcing only one prefix:              614
AfriNIC Region transit ASes present in the Internet Routing Table:  355
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1221
Number of AfriNIC addresses announced to Internet:            107304960
    Equivalent to 6 /8s, 101 /16s and 88 /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        9846       8745      73  CHINAMOBILE-CN China Mobile Communicati
  7545        5637        777     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4525       1878      49  VNPT-AS-VN VNPT Corp, VN
 18403        4214        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3936       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3782        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3642       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2796        862     398  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2484      11523     582  KIXS-AS-KR Korea Telecom, KR

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        9985      11392    3554  AMAZON-02, US
   174        5368       8782     878  COGENT-174, US
 11492        4624        307     587  CABLEONE, US
  7155        4172        288      90  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3559       3056     245  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3250      54901    2502  DNIC-AS-00749, US
 16625        3157       1361    2252  AKAMAI-AS, US
  7018        2882      23668    1814  ATT-INTERNET4, US
396982        2760       3633     408  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        9188       1233    2062  TTNET, TR
 12479        7736       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3894       3396     153  AKAMAI-ASN1, NL
  9009        3546        303    1770  M247, RO
 12389        2987       2304     897  ROSTELECOM-AS, RU
  8452        2563       1852      14  TE-AS TE-AS, EG
  5384        2484        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2396        365     572  TELLCOM-AS, TR
  8551        1768        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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       12177       3322     507  UNINET, MX
 10620        3514        492     936  Telmex Colombia S.A., CO
 13999        2547        355     669  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1553       2311     255  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1244        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1130        315     480  Axtel, S.A.B. de C.V., MX
 28202        1109         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1089        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        1635        314      37  Telkom-Internet, ZA
 24863        1587        389      20  LINKdotNET-AS, EG
 24835        1557        593      29  RAYA-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1215         77      74  ORANGE-COTE-IVOIRE, CI
 36935         934        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         554         82       3  KENET-AS, KE
 15399         530         56      56  WANANCHI-, 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       12177       3322     507  UNINET, MX
 16509        9985      11392    3554  AMAZON-02, US
  9808        9846       8745      73  CHINAMOBILE-CN China Mobile Communicati
 47331        9188       1233    2062  TTNET, TR
 12479        7736       1708     145  UNI2-AS, ES
  7545        5637        777     671  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5368       8782     878  COGENT-174, US
  4538        5032       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4624        307     587  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
  9808        9846         9773  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7736         7591  UNI2-AS, ES
 47331        9188         7126  TTNET, TR
 16509        9985         6431  AMAZON-02, US
  7545        5637         4966  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032         4958  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5368         4490  COGENT-174, US
 45899        4525         4476  VNPT-AS-VN VNPT Corp, VN
 18403        4214         4191  FPT-AS-AP FPT Telecom Company, VN

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-DDOS-M
     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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, 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
23.140.216.0/24      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
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
41.57.112.0/24       Origin:      3741  IS, ZA
41.57.112.0/24      Transit:     37100  SEACOM-AS, MU

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       /9:14      /10:37      /11:93      /12:298     
/13:581     /14:1196    /15:2126    /16:13411   /17:8521    /18:14779   
/19:25741   /20:45755   /21:54486   /22:115440  /23:108636  /24:611506  
/25:1122    /26:1084    /27:1608    /28:312     /29:520     /30:513     
/31:350     /32:897     

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

   ASN  No of nets  Total ann.  Description
 47331        8292        9188  TTNET, TR
 12479        6826        7736  UNI2-AS, ES
  8151        6221       12177  UNINET, MX
 11492        3533        4624  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2657        3559  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2165        2507  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2143        3514  Telmex Colombia S.A., CO

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

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

   1:2305      2:1741      3:345       4:22        5:4698      6:162    
   7:6         8:1622      9:1        11:172      12:1465     13:360    
  14:2488     15:319      16:217      17:374      18:761      20:403    
  21:4        22:188      23:6892     24:3114     25:2        27:2640   
  29:19       31:2734     32:61       34:66       35:138      36:2335   
  37:4606     38:8951     39:903      40:133      41:4681     42:2063   
  43:2452     44:328      45:18569    46:4614     47:308      49:1986   
  50:1935     51:581      52:1615     54:313      55:998      56:8      
  57:189      58:2167     59:1270     60:1034     61:2802     62:2845   
  63:1918     64:5697     65:2359     66:4817     67:3072     68:1346   
  69:4152     70:1383     71:593      72:2962     74:2632     75:1589   
  76:628      77:2632     78:4193     79:1814     80:2235     81:2272   
  82:1695     83:1426     84:1683     85:4090     86:1012     87:2324   
  88:3118     89:4254     90:680      91:8286     92:2405     93:2737   
  94:3904     95:5456     96:1291     97:315      98:1053     99:738    
 100:90      101:1200    102:3934    103:32984   104:4827    105:2089   
 106:1033    107:2533    108:1160    109:4071    110:2186    111:3286   
 112:2110    113:1823    114:1828    115:2179    116:1918    117:2692   
 118:2831    119:2098    120:1808    121:1395    122:2844    123:2278   
 124:1705    125:2909    126:32      128:1536    129:1025    130:1206   
 131:2031    132:923     133:412     134:1744    135:365     136:1125   
 137:1087    138:3151    139:1549    140:1390    141:1367    142:1682   
 143:1724    144:1015    145:371     146:2115    147:1980    148:2547   
 149:2830    150:1051    151:1362    152:2258    153:595     154:7243   
 155:1502    156:2315    157:1874    158:1161    159:2328    160:2799   
 161:1738    162:3607    163:1776    164:1719    165:2201    166:1271   
 167:1830    168:4309    169:830     170:5387    171:1059    172:3899   
 173:3084    174:899     175:1283    176:3623    177:6448    178:3832   
 179:2697    180:2479    181:3841    182:3369    183:1997    184:2284   
 185:21181   186:5594    187:5232    188:4337    189:4621    190:9687   
 191:2117    192:11088   193:9182    194:7701    195:5521    196:3725   
 197:2981    198:6121    199:7940    200:8621    201:6577    202:10862  
 203:10678   204:4657    205:3694    206:4548    207:3668    208:4210   
 209:5140    210:4819    211:2676    212:4431    213:3636    214:1079   
 215:49      216:6906    217:3205    218:1369    219:612     220:2049   
 221:1047    222:967     223:2244   

End of report


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