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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 3 22:41:00 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 03 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:                              1010631
    Prefixes after maximum aggregation (per Origin AS):          367825
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      464031
Total ASes present in the Internet Routing Table:                 76156
    Prefixes per ASN:                                             13.27
Origin-only ASes present in the Internet Routing Table:           65153
Origin ASes announcing only one prefix:                           26080
Transit ASes present in the Internet Routing Table:               11003
Transit-only ASes present in the Internet Routing Table:            538
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                      63
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1109
    Number of instances of unregistered ASNs:                      1111
Number of 32-bit ASNs allocated by the RIRs:                      44644
Number of 32-bit ASNs visible in the Routing Table:               36661
Prefixes from 32-bit ASNs in the Routing Table:                  198065
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:            649
Number of addresses announced to Internet:                   3029622388
    Equivalent to 180 /8s, 148 /16s and 94 /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:      345435

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

Prefixes being announced by APNIC Region ASes:                   264398
    Total APNIC prefixes after maximum aggregation:               75021
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          256133
    Unique aggregates announced from the APNIC address blocks:   101180
APNIC Region origin ASes present in the Internet Routing Table:   14301
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4276
APNIC Region transit ASes present in the Internet Routing Table:   1945
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9644
Number of APNIC addresses announced to Internet:              762411936
    Equivalent to 45 /8s, 113 /16s and 123 /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:                    287417
    Total ARIN prefixes after maximum aggregation:               127008
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292173
    Unique aggregates announced from the ARIN address blocks:    134442
ARIN Region origin ASes present in the Internet Routing Table:    19209
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                6954
ARIN Region transit ASes present in the Internet Routing Table:    2012
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4934
Number of ARIN addresses announced to Internet:              1268198466
    Equivalent to 75 /8s, 151 /16s and 44 /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:                    286491
    Total RIPE prefixes after maximum aggregation:               129992
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           280117
    Unique aggregates announced from the RIPE address blocks:    164786
RIPE Region origin ASes present in the Internet Routing Table:    28752
    RIPE Prefixes per ASN:                                         9.74
RIPE Region origin ASes announcing only one prefix:               12112
RIPE Region transit ASes present in the Internet Routing Table:    4028
Average RIPE Region AS path length visible:                         5.0
    Max RIPE Region AS path length visible:                          47
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11874
Number of RIPE addresses announced to Internet:               714427250
    Equivalent to 42 /8s, 149 /16s and 75 /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:                  136060
    Total LACNIC prefixes after maximum aggregation:              28858
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134346
    Unique aggregates announced from the LACNIC address blocks:   50054
LACNIC Region origin ASes present in the Internet Routing Table:  11103
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2126
LACNIC Region transit ASes present in the Internet Routing Table:  2459
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8996
Number of LACNIC addresses announced to Internet:             176946976
    Equivalent to 10 /8s, 139 /16s and 255 /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:                  35156
    Total AfriNIC prefixes after maximum aggregation:              6250
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         47212
    Unique aggregates announced from the AfriNIC address blocks:  13094
AfriNIC Region origin ASes present in the Internet Routing Table:  1845
    AfriNIC Prefixes per ASN:                                     25.59
AfriNIC Region origin ASes announcing only one prefix:              612
AfriNIC Region transit ASes present in the Internet Routing Table:  355
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1213
Number of AfriNIC addresses announced to Internet:            107307776
    Equivalent to 6 /8s, 101 /16s and 99 /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        9845       8745      73  CHINAMOBILE-CN China Mobile Communicati
  7545        5633        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4524       1878      49  VNPT-AS-VN VNPT Corp, VN
 18403        4349        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3932       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3768        510     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3643       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2802        863     378  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        9974      11391    3543  AMAZON-02, US
   174        5246       8783     877  COGENT-174, US
 11492        4622        307     591  CABLEONE, US
  7155        4173        288      91  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3562       3057     249  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3222      54904    2474  DNIC-AS-00749, US
 16625        3166       1365    2255  AKAMAI-AS, US
  7018        2863      23667    1807  ATT-INTERNET4, US
   367        2794       3389    1317  DNIC-ASBLK-00306-00371, 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        9193       1234    2055  TTNET, TR
 12479        7766       1708     145  UNI2-AS, ES
 39891        4741        284      62  ALJAWWALSTC-AS, SA
 20940        3901       3396     153  AKAMAI-ASN1, NL
  9009        3521        301    1760  M247, RO
 12389        2989       2304     900  ROSTELECOM-AS, RU
  8551        2647        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  8452        2592       1852      14  TE-AS TE-AS, EG
  5384        2482        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2387        365     577  TELLCOM-AS, TR

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       12178       3320     506  UNINET, MX
 10620        3512        492     940  Telmex Colombia S.A., CO
 13999        2547        355     667  Mega Cable, S.A. de C.V., MX
 11830        2003        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        1239        278      33  Techtel LMDS Comunicaciones Interactiva
 19429        1231        216      21  ETB - Colombia, CO
  6503        1128        315     480  Axtel, S.A.B. de C.V., MX
 28202        1109         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        1635        314      37  Telkom-Internet, ZA
 24835        1569        577      29  RAYA-AS, EG
 24863        1494        389      20  LINKdotNET-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1219         77      58  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         541         82       3  KENET-AS, KE
 15399         531         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       12178       3320     506  UNINET, MX
 16509        9974      11391    3543  AMAZON-02, US
  9808        9845       8745      73  CHINAMOBILE-CN China Mobile Communicati
 47331        9193       1234    2055  TTNET, TR
 12479        7766       1708     145  UNI2-AS, ES
  7545        5633        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5246       8783     877  COGENT-174, US
  4538        4998       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4741        284      62  ALJAWWALSTC-AS, SA
 11492        4622        307     591  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        9845         9772  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7766         7621  UNI2-AS, ES
 47331        9193         7138  TTNET, TR
 16509        9974         6431  AMAZON-02, US
  7545        5633         4964  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998         4924  ERX-CERNET-BKB China Education and Research Net
 39891        4741         4679  ALJAWWALSTC-AS, SA
 45899        4524         4475  VNPT-AS-VN VNPT Corp, VN
   174        5246         4369  COGENT-174, US
 18403        4349         4326  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              3356  LEVEL3, 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            46887  CROWNCASTLE-AS46887, 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
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      /11:93      /12:298     
/13:582     /14:1196    /15:2130    /16:13418   /17:8528    /18:14790   
/19:25786   /20:45809   /21:54545   /22:115691  /23:108672  /24:612618  
/25:1124    /26:1090    /27:1607    /28:308     /29:518     /30:513     
/31:351     /32:896     

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

   ASN  No of nets  Total ann.  Description
 47331        8296        9193  TTNET, TR
 12479        6858        7766  UNI2-AS, ES
  8151        6223       12178  UNINET, MX
 11492        3531        4622  CABLEONE, US
 39891        3440        4741  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3116        4173  VIASAT-SP-BACKBONE, US
 22773        2659        3562  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2168        2512  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2141        3512  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)
----------------------------------------------

   1:2338      2:1723      3:345       4:22        5:4737      6:161    
   7:6         8:1621      9:1        11:172      12:1466     13:362    
  14:2488     15:319      16:217      17:376      18:770      20:403    
  21:4        22:188      23:6907     24:3112     25:2        27:2640   
  29:19       31:2736     32:61       34:66       35:139      36:2336   
  37:4606     38:8920     39:904      40:125      41:4660     42:2108   
  43:2449     44:326      45:18572    46:4610     47:307      49:1990   
  50:1933     51:581      52:1616     54:313      55:996      56:7      
  57:189      58:2177     59:1272     60:1033     61:2802     62:2891   
  63:1932     64:5720     65:2364     66:4851     67:3074     68:1346   
  69:4152     70:1381     71:591      72:2962     74:2633     75:1589   
  76:627      77:2625     78:4187     79:2549     80:2228     81:2274   
  82:1725     83:1427     84:1682     85:4120     86:1016     87:2322   
  88:3146     89:4278     90:688      91:8270     92:2394     93:2743   
  94:3913     95:5457     96:1291     97:315      98:1051     99:739    
 100:90      101:1201    102:3932    103:33028   104:4832    105:2087   
 106:1030    107:2758    108:1162    109:4229    110:2186    111:3285   
 112:2110    113:1849    114:1826    115:2180    116:1917    117:2692   
 118:2851    119:2093    120:1807    121:1395    122:2846    123:2276   
 124:1713    125:2906    126:32      128:1536    129:1025    130:1204   
 131:2023    132:927     133:412     134:1744    135:365     136:1128   
 137:1083    138:3153    139:1552    140:1384    141:1359    142:1680   
 143:1717    144:1016    145:372     146:2112    147:1974    148:2551   
 149:2825    150:1049    151:1338    152:2240    153:595     154:7127   
 155:1478    156:2336    157:1866    158:1158    159:2338    160:2792   
 161:1735    162:3598    163:1775    164:1713    165:2201    166:1267   
 167:1826    168:4268    169:840     170:5365    171:1063    172:3893   
 173:3081    174:899     175:1285    176:3625    177:6286    178:3841   
 179:2692    180:2477    181:3826    182:3401    183:2010    184:2281   
 185:21202   186:5623    187:5203    188:4340    189:4568    190:9795   
 191:2080    192:11082   193:9186    194:7711    195:5524    196:3795   
 197:2981    198:6124    199:7943    200:8564    201:6561    202:10870  
 203:10675   204:4658    205:3713    206:4554    207:3661    208:4212   
 209:5137    210:4814    211:2676    212:4411    213:3641    214:1066   
 215:49      216:6895    217:3206    218:1369    219:612     220:2051   
 221:1047    222:966     223:2247   

End of report


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