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

REN Routing Table Report cscora at bgp.nsrc.org
Mon May 6 22:41:38 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 06 May, 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:                              1002131
    Prefixes after maximum aggregation (per Origin AS):          366544
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      461463
Total ASes present in the Internet Routing Table:                 75989
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65208
Origin ASes announcing only one prefix:                           26012
Transit ASes present in the Internet Routing Table:               10781
Transit-only ASes present in the Internet Routing Table:            532
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1184
    Number of instances of unregistered ASNs:                      1188
Number of 32-bit ASNs allocated by the RIRs:                      44392
Number of 32-bit ASNs visible in the Routing Table:               36448
Prefixes from 32-bit ASNs in the Routing Table:                  196685
Number of bogon 32-bit ASNs visible in the Routing Table:           176
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            663
Number of addresses announced to Internet:                   3029200052
    Equivalent to 180 /8s, 141 /16s and 236 /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:      342858

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

Prefixes being announced by APNIC Region ASes:                   260594
    Total APNIC prefixes after maximum aggregation:               74456
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          252810
    Unique aggregates announced from the APNIC address blocks:   100762
APNIC Region origin ASes present in the Internet Routing Table:   14202
    APNIC Prefixes per ASN:                                       17.80
APNIC Region origin ASes announcing only one prefix:               4275
APNIC Region transit ASes present in the Internet Routing Table:   1901
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9557
Number of APNIC addresses announced to Internet:              761715360
    Equivalent to 45 /8s, 102 /16s and 218 /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:                    284820
    Total ARIN prefixes after maximum aggregation:               126579
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           289219
    Unique aggregates announced from the ARIN address blocks:    133635
ARIN Region origin ASes present in the Internet Routing Table:    19192
    ARIN Prefixes per ASN:                                        15.07
ARIN Region origin ASes announcing only one prefix:                6947
ARIN Region transit ASes present in the Internet Routing Table:    1967
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4908
Number of ARIN addresses announced to Internet:              1268309826
    Equivalent to 75 /8s, 152 /16s and 223 /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:                    283990
    Total RIPE prefixes after maximum aggregation:               129415
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           278660
    Unique aggregates announced from the RIPE address blocks:    163959
RIPE Region origin ASes present in the Internet Routing Table:    28707
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3935
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          44
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11804
Number of RIPE addresses announced to Internet:               714845298
    Equivalent to 42 /8s, 155 /16s and 172 /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:                  136555
    Total LACNIC prefixes after maximum aggregation:              29065
    LACNIC Deaggregation factor:                                   4.70
Prefixes being announced from the LACNIC address blocks:         134998
    Unique aggregates announced from the LACNIC address blocks:   49537
LACNIC Region origin ASes present in the Internet Routing Table:  11083
    LACNIC Prefixes per ASN:                                      12.18
LACNIC Region origin ASes announcing only one prefix:              2093
LACNIC Region transit ASes present in the Internet Routing Table:  2440
Average LACNIC Region AS path length visible:                       4.2
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8969
Number of LACNIC addresses announced to Internet:             177191520
    Equivalent to 10 /8s, 143 /16s and 186 /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:                  34988
    Total AfriNIC prefixes after maximum aggregation:              6257
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         45780
    Unique aggregates announced from the AfriNIC address blocks:  13069
AfriNIC Region origin ASes present in the Internet Routing Table:  1846
    AfriNIC Prefixes per ASN:                                     24.80
AfriNIC Region origin ASes announcing only one prefix:              609
AfriNIC Region transit ASes present in the Internet Routing Table:  348
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1210
Number of AfriNIC addresses announced to Internet:            106807296
    Equivalent to 6 /8s, 93 /16s and 192 /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        9842       8743      67  CHINAMOBILE-CN China Mobile Communicati
  7545        5662        777     675  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5022       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4623        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3875       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3708        506     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3576       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3291       1872     100  VNPT-AS-VN VNPT Corp, VN
 24560        2789        863     378  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2497      11523     592  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        9803      11354    3480  AMAZON-02, US
   174        5376       6633     845  COGENT-174, US
 11492        4609        306     610  CABLEONE, US
  7155        4175        288      91  VIASAT-SP-BACKBONE, US
  6327        3611       1320      79  SHAW, CA
 22773        3544       3042     238  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54904    2479  DNIC-AS-00749, US
 16625        3161       1345    2242  AKAMAI-AS, US
   367        2836       3547    1348  DNIC-ASBLK-00306-00371, US
  7018        2797      23651    1783  ATT-INTERNET4, 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        9100       1223    2201  TTNET, TR
 12479        7714       1708     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3911       3396     150  AKAMAI-ASN1, NL
  9009        3305        286    1621  M247, RO
 12389        2990       2305     902  ROSTELECOM-AS, RU
  8551        2640        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2490        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2394        366     577  TELLCOM-AS, TR
  8452        1870       1852      14  TE-AS TE-AS, EG

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       12368       3319     496  UNINET, MX
 10620        3523        495     914  Telmex Colombia S.A., CO
 13999        2537        351     662  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1555       2314     252  Claro NXT Telecomunicacoes Ltda, BR
  3816        1316        788     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1232        216      21  ETB - Colombia, CO
 11664        1173        176     435  Techtel LMDS Comunicaciones Interactiva
  6503        1133        314     478  Axtel, S.A.B. de C.V., MX
 28202        1129         52       9  Rede Brasileira de Comunicacao SA, BR

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        1636        315      38  Telkom-Internet, ZA
 24835        1549        545      28  RAYA-AS, EG
 24863        1502        389      20  LINKdotNET-AS, EG
 36992        1371       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1198         77      59  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE
 15399         531         55      50  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       12368       3319     496  UNINET, MX
  9808        9842       8743      67  CHINAMOBILE-CN China Mobile Communicati
 16509        9803      11354    3480  AMAZON-02, US
 47331        9100       1223    2201  TTNET, TR
 12479        7714       1708     144  UNI2-AS, ES
  7545        5662        777     675  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5376       6633     845  COGENT-174, US
  4538        5022       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 18403        4623        347      23  FPT-AS-AP FPT Telecom Company, VN

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        9842         9775  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7714         7570  UNI2-AS, ES
 47331        9100         6899  TTNET, TR
 16509        9803         6323  AMAZON-02, US
  7545        5662         4987  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5022         4948  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4623         4600  FPT-AS-AP FPT Telecom Company, VN
   174        5376         4531  COGENT-174, US
  7155        4175         4084  VIASAT-SP-BACKBONE, 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
     65536  DOCUMENT     5.102.30.0/24            65512  -Private Use AS-, ZZ
     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

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
27.0.192.0/22        Origin:    138415  YANCYLIMITED-AS-HK Yancy Limited, HK
27.0.192.0/22       Transit:      3491  BTN-ASN, 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       /9:14      /10:37      /11:95      /12:299     
/13:583     /14:1208    /15:2137    /16:13408   /17:8502    /18:14217   
/19:25390   /20:45488   /21:54080   /22:115028  /23:107945  /24:608654  
/25:1102    /26:1069    /27:1514    /28:167     /29:283     /30:123     
/31:119     /32:652     

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

   ASN  No of nets  Total ann.  Description
 47331        8209        9100  TTNET, TR
 12479        6823        7714  UNI2-AS, ES
  8151        6372       12368  UNINET, MX
 11492        3518        4609  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3407        3611  SHAW, CA
  7155        3118        4175  VIASAT-SP-BACKBONE, US
 22773        2633        3544  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2155        2502  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2136        3523  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)
----------------------------------------------

   1:2335      2:1709      3:335       4:22        5:4725      6:164    
   7:6         8:1610      9:1        11:172      12:1463     13:358    
  14:2458     15:317      16:210      17:373      18:766      20:383    
  21:4        22:188      23:6786     24:3121     25:2        27:2653   
  29:19       31:2724     32:61       34:64       35:135      36:2326   
  37:4614     38:8647     39:903      40:125      41:4681     42:2245   
  43:2422     44:322      45:18605    46:4599     47:311      49:1955   
  50:1928     51:577      52:1615     54:311      55:1000     56:5      
  57:177      58:2135     59:1259     60:1035     61:2781     62:2838   
  63:1940     64:5728     65:2388     66:4843     67:3072     68:1349   
  69:4160     70:1389     71:592      72:2956     74:2631     75:1592   
  76:618      77:2634     78:4178     79:2542     80:2228     81:2189   
  82:1645     83:1406     84:1667     85:4084     86:948      87:2294   
  88:3069     89:4230     90:674      91:8278     92:2378     93:2710   
  94:3876     95:5433     96:1304     97:315      98:1058     99:741    
 100:90      101:1191    102:3702    103:32956   104:4869    105:2085   
 106:1007    107:2797    108:1161    109:4175    110:2174    111:3287   
 112:2096    113:1830    114:1793    115:2179    116:1913    117:2661   
 118:2862    119:2052    120:1798    121:1361    122:2809    123:2257   
 124:1703    125:2895    126:32      128:1566    129:1039    130:1192   
 131:2025    132:923     133:410     134:1739    135:363     136:960    
 137:1081    138:3182    139:1554    140:1398    141:1363    142:1625   
 143:1649    144:995     145:362     146:2093    147:1883    148:2526   
 149:2792    150:1046    151:1363    152:2162    153:595     154:6863   
 155:1475    156:2314    157:1809    158:1156    159:2336    160:2752   
 161:1696    162:3593    163:1727    164:1713    165:2180    166:1180   
 167:1835    168:4224    169:830     170:5351    171:1023    172:3863   
 173:3080    174:898     175:1257    176:3845    177:6302    178:3870   
 179:2681    180:2450    181:3813    182:3407    183:2029    184:2290   
 185:21109   186:5683    187:5144    188:4284    189:4600    190:9788   
 191:2066    192:11033   193:9169    194:7686    195:5479    196:3338   
 197:2751    198:6095    199:7834    200:8600    201:6642    202:10788  
 203:10585   204:4643    205:3816    206:4531    207:3600    208:4197   
 209:5133    210:4815    211:2620    212:4428    213:3591    214:1053   
 215:49      216:6892    217:3239    218:1366    219:608     220:2055   
 221:1043    222:872     223:2247   

End of report


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