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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Aug 14 22:41:57 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 14 Aug, 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:                             1005552
    Prefixes after maximum aggregation (per Origin AS):          369233
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464709
Total ASes present in the Internet Routing Table:                 76242
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65484
Origin ASes announcing only one prefix:                           26086
Transit ASes present in the Internet Routing Table:               10758
Transit-only ASes present in the Internet Routing Table:            520
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:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1052
    Number of instances of unregistered ASNs:                      1060
Number of 32-bit ASNs allocated by the RIRs:                      45180
Number of 32-bit ASNs visible in the Routing Table:               36986
Prefixes from 32-bit ASNs in the Routing Table:                  201966
Number of bogon 32-bit ASNs visible in the Routing Table:           108
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            577
Number of addresses announced to Internet:                   3030230436
    Equivalent to 180 /8s, 157 /16s and 165 /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:      342213

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

Prefixes being announced by APNIC Region ASes:                   261181
    Total APNIC prefixes after maximum aggregation:               75765
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          253045
    Unique aggregates announced from the APNIC address blocks:   102152
APNIC Region origin ASes present in the Internet Routing Table:   14351
    APNIC Prefixes per ASN:                                       17.63
APNIC Region origin ASes announcing only one prefix:               4310
APNIC Region transit ASes present in the Internet Routing Table:   1907
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9748
Number of APNIC addresses announced to Internet:              762236064
    Equivalent to 45 /8s, 110 /16s and 204 /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:                    288632
    Total ARIN prefixes after maximum aggregation:               127337
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292540
    Unique aggregates announced from the ARIN address blocks:    134324
ARIN Region origin ASes present in the Internet Routing Table:    19167
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6937
ARIN Region transit ASes present in the Internet Routing Table:    1916
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4975
Number of ARIN addresses announced to Internet:              1266635330
    Equivalent to 75 /8s, 127 /16s and 82 /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:                    282375
    Total RIPE prefixes after maximum aggregation:               130523
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277908
    Unique aggregates announced from the RIPE address blocks:    166004
RIPE Region origin ASes present in the Internet Routing Table:    28768
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12087
RIPE Region transit ASes present in the Internet Routing Table:    3935
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11971
Number of RIPE addresses announced to Internet:               716340898
    Equivalent to 42 /8s, 178 /16s and 126 /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:                  136941
    Total LACNIC prefixes after maximum aggregation:              28525
    LACNIC Deaggregation factor:                                   4.80
Prefixes being announced from the LACNIC address blocks:         134973
    Unique aggregates announced from the LACNIC address blocks:   47882
LACNIC Region origin ASes present in the Internet Routing Table:  11158
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2124
LACNIC Region transit ASes present in the Internet Routing Table:  2471
Average LACNIC Region AS path length visible:                       4.3
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9054
Number of LACNIC addresses announced to Internet:             178223904
    Equivalent to 10 /8s, 159 /16s and 123 /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:                  35371
    Total AfriNIC prefixes after maximum aggregation:              6403
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         46508
    Unique aggregates announced from the AfriNIC address blocks:  13882
AfriNIC Region origin ASes present in the Internet Routing Table:  1879
    AfriNIC Prefixes per ASN:                                     24.75
AfriNIC Region origin ASes announcing only one prefix:              628
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1238
Number of AfriNIC addresses announced to Internet:            106455808
    Equivalent to 6 /8s, 88 /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        9897       8746      79  CHINAMOBILE-CN China Mobile Communication
  7545        5682        841     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4978       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4252        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3959       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3788        508     260  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3245       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2814        856     451  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2464      11520     581  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       10509      11605    3781  AMAZON-02, US
   174        5868       8785     908  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3600       1320      79  SHAW, CA
 22773        3431       3055     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54897    2507  DNIC-AS-00749, US
 16625        3147       1315    2194  AKAMAI-AS, US
  7018        2964      23677    1862  ATT-INTERNET4, US
396982        2776       3567     415  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        9226       1241    1973  TTNET, TR
 12479        7697       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3882       3396     146  AKAMAI-ASN1, NL
  9009        3666        313    1854  M247, RO
 12389        2936       2301     886  ROSTELECOM-AS, RU
 34984        2382        364     578  TELLCOM-AS, TR
  8452        1884       1852      14  TE-AS TE-AS, EG
  8551        1785        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1746        125    1279  CDNEXT, GB

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       12086       3307     614  UNINET, MX
 10620        3534        493     936  Telmex Colombia S.A., CO
 13999        2554        629      22  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 19037        1224        278      33  AMX Argentina S.A., AR
  6503        1121        313     480  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1085       2503      53  TIM 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        1626        310      36  Telkom-Internet, ZA
 24863        1611        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1411       1519     283  ETISALAT-MISR, EG
 29571        1322         84      77  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         551         82       3  KENET-AS, KE
 37342         517         32       1  MOVITEL, MZ

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       12086       3307     614  UNINET, MX
 16509       10509      11605    3781  AMAZON-02, US
  9808        9897       8746      79  CHINAMOBILE-CN China Mobile Communication
 47331        9226       1241    1973  TTNET, TR
 12479        7697       1708     145  UNI2-AS, ES
   174        5868       8785     908  COGENT-174, US
  7545        5682        841     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4978       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        308     547  CABLEONE, US
 39891        4539        273      57  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        9897         9818  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7697         7552  UNI2-AS, ES
 47331        9226         7253  TTNET, TR
 16509       10509         6728  AMAZON-02, US
  7545        5682         5018  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5868         4960  COGENT-174, US
  4538        4978         4904  ERX-CERNET-BKB China Education and Research Net
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4252         4229  FPT-AS-AP FPT Telecom Company, VN
 11492        4628         4081  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             17054  EXPEDIENT, 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
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
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
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:       174  COGENT-174, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, 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:      2386  INS-AS, US
23.141.0.0/24       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      /12:295     
/13:583     /14:1191    /15:2121    /16:13294   /17:8393    /18:14134   
/19:25245   /20:45334   /21:54044   /22:114716  /23:107815  /24:611444  
/25:1304    /26:1186    /27:1732    /28:298     /29:519     /30:506     
/31:352     /32:884     

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

   ASN  No of nets  Total ann.  Description
 47331        8326        9226  TTNET, TR
 12479        6780        7697  UNI2-AS, ES
  8151        6164       12086  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3396        3600  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2564        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2163        3534  Telmex Colombia S.A., CO
 30036        2158        2498  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2323      2:1686      3:414       4:22        5:4699      6:162    
   7:6         8:1625      9:2        11:172      12:1433     13:356    
  14:2395     15:324      16:259      17:366      18:859      20:418    
  21:4        22:188      23:6882     24:3096     25:2        27:2650   
  29:19       31:2728     32:63       34:69       35:141      36:2370   
  37:4622     38:9675     39:915      40:150      41:4644     42:2014   
  43:2473     44:331      45:19032    46:4669     47:301      49:2032   
  50:1863     51:582      52:1611     54:317      55:946      56:8      
  57:224      58:2249     59:1274     60:1059     61:2732     62:2875   
  63:1894     64:5671     65:2316     66:4794     67:3089     68:1360   
  69:4078     70:1340     71:567      72:2935     73:1        74:2680   
  75:1598     76:621      77:2653     78:4189     79:1811     80:2219   
  81:2201     82:1735     83:1406     84:1726     85:4093     86:984    
  87:2331     88:3151     89:4356     90:692      91:8348     92:2434   
  93:2725     94:3832     95:5437     96:1275     97:329      98:1053   
  99:736     100:73      101:1179    102:3720    103:32575   104:4571   
 105:2107    106:993     107:2395    108:1172    109:4135    110:2152   
 111:3300    112:2085    113:1831    114:1843    115:2170    116:1991   
 117:2673    118:2840    119:2014    120:1833    121:1413    122:2717   
 123:2311    124:1678    125:2873    126:64      128:1476    129:1022   
 130:1240    131:2062    132:935     133:428     134:1474    135:354    
 136:1138    137:1119    138:3249    139:1543    140:1446    141:1467   
 142:1702    143:1793    144:1033    145:368     146:2148    147:2052   
 148:2598    149:2884    150:1067    151:1358    152:2264    153:573    
 154:6916    155:1448    156:2439    157:1845    158:1187    159:2452   
 160:3120    161:1712    162:3589    163:1763    164:1751    165:2195   
 166:1282    167:1895    168:4397    169:835     170:5455    171:1057   
 172:3936    173:3111    174:903     175:1262    176:3608    177:6161   
 178:3776    179:2635    180:2492    181:3914    182:3338    183:1984   
 184:2279    185:21288   186:5632    187:5074    188:4315    189:4523   
 190:9760    191:2092    192:11155   193:9305    194:7595    195:5473   
 196:3426    197:2820    198:6094    199:8089    200:8784    201:6529   
 202:10754   203:10582   204:4612    205:3735    206:4567    207:3710   
 208:4224    209:5163    210:4845    211:2644    212:4509    213:3726   
 214:1061    215:47      216:6824    217:3034    218:1421    219:603    
 220:2030    221:1049    222:868     223:2253   

End of report


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