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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 26 22:41:29 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 26 Sep, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                             1007805
    Prefixes after maximum aggregation (per Origin AS):          370232
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      467475
Total ASes present in the Internet Routing Table:                 76356
    Prefixes per ASN:                                             13.20
Origin-only ASes present in the Internet Routing Table:           65633
Origin ASes announcing only one prefix:                           26201
Transit ASes present in the Internet Routing Table:               10723
Transit-only ASes present in the Internet Routing Table:            528
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.8
    Max AS path length visible:                                      68
    Max AS path prepend of ASN (  7438)                              64
Prefixes from unregistered ASNs in the Routing Table:              1060
    Number of instances of unregistered ASNs:                      1076
Number of 32-bit ASNs allocated by the RIRs:                      45428
Number of 32-bit ASNs visible in the Routing Table:               37191
Prefixes from 32-bit ASNs in the Routing Table:                  203421
Number of bogon 32-bit ASNs visible in the Routing Table:           109
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            559
Number of addresses announced to Internet:                   3034839492
    Equivalent to 180 /8s, 227 /16s and 249 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      342284

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

Prefixes being announced by APNIC Region ASes:                   260768
    Total APNIC prefixes after maximum aggregation:               75480
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252447
    Unique aggregates announced from the APNIC address blocks:   100917
APNIC Region origin ASes present in the Internet Routing Table:   14369
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4371
APNIC Region transit ASes present in the Internet Routing Table:   1909
Average APNIC Region AS path length visible:                        4.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9810
Number of APNIC addresses announced to Internet:              759749952
    Equivalent to 45 /8s, 72 /16s and 221 /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:                    290108
    Total ARIN prefixes after maximum aggregation:               127879
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293245
    Unique aggregates announced from the ARIN address blocks:    135525
ARIN Region origin ASes present in the Internet Routing Table:    19192
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6954
ARIN Region transit ASes present in the Internet Routing Table:    1952
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5022
Number of ARIN addresses announced to Internet:              1267294018
    Equivalent to 75 /8s, 137 /16s and 95 /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:                    282911
    Total RIPE prefixes after maximum aggregation:               130984
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279484
    Unique aggregates announced from the RIPE address blocks:    167575
RIPE Region origin ASes present in the Internet Routing Table:    28810
    RIPE Prefixes per ASN:                                         9.70
RIPE Region origin ASes announcing only one prefix:               12102
RIPE Region transit ASes present in the Internet Routing Table:    3863
Average RIPE Region AS path length visible:                         3.8
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12044
Number of RIPE addresses announced to Internet:               723867682
    Equivalent to 43 /8s, 37 /16s and 88 /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:                  137011
    Total LACNIC prefixes after maximum aggregation:              28683
    LACNIC Deaggregation factor:                                   4.78
Prefixes being announced from the LACNIC address blocks:         135033
    Unique aggregates announced from the LACNIC address blocks:   48681
LACNIC Region origin ASes present in the Internet Routing Table:  11165
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2139
LACNIC Region transit ASes present in the Internet Routing Table:  2476
Average LACNIC Region AS path length visible:                       4.1
    Max LACNIC Region AS path length visible:                        68
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9067
Number of LACNIC addresses announced to Internet:             177692960
    Equivalent to 10 /8s, 151 /16s and 97 /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:                  35947
    Total AfriNIC prefixes after maximum aggregation:              6525
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         47036
    Unique aggregates announced from the AfriNIC address blocks:  14322
AfriNIC Region origin ASes present in the Internet Routing Table:  1885
    AfriNIC Prefixes per ASN:                                     24.95
AfriNIC Region origin ASes announcing only one prefix:              635
AfriNIC Region transit ASes present in the Internet Routing Table:  355
Average AfriNIC Region AS path length visible:                      4.3
    Max AfriNIC Region AS path length visible:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1248
Number of AfriNIC addresses announced to Internet:            105946624
    Equivalent to 6 /8s, 80 /16s and 158 /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       10052       8750      70  CHINAMOBILE-CN China Mobile Communication
  7545        5808        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4391        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3990       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3807        509     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3651       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3263       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2828        851     470  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2210        434     195  TATACOMM-AS TATA Communications formerly 

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10828      11825    3794  AMAZON-02, US
   174        5866       8777     920  COGENT-174, US
 11492        4646        309     547  CABLEONE, US
  7155        4168        287      88  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
   749        3483      55081    2706  DNIC-AS-00749, US
 22773        3433       3035     186  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3160      23691    1956  ATT-INTERNET4, US
 16625        2884       1279    2150  AKAMAI-AS, US
396982        2833       3603     418  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        9337       1254    1820  TTNET, TR
 12479        7628       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3874       3396     141  AKAMAI-ASN1, NL
  9009        3688        315    1873  M247, RO
 12389        2943       2295     889  ROSTELECOM-AS, RU
 34984        2373        360     573  TELLCOM-AS, TR
  8452        1829       1852      14  TE-AS TE-AS, EG
212238        1806        130    1337  CDNEXT, GB
 13188        1606        100      30  TRIOLAN, UA

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11819       3260     602  UNINET, MX
 10620        3545        494     937  Telmex Colombia S.A., CO
 13999        2548        534     365  Mega Cable, S.A. de C.V., MX
 11830        2011        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1150        374     163  Axtel, S.A.B. de C.V., MX
 28202        1144         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1107        369      22  Telefonica del Peru S.A.A., PE
 11664        1101        278      33  Techtel LMDS Comunicaciones Interactivas 

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        1628        310      36  Telkom-Internet, ZA
 24835        1621        593      29  RAYA-AS, EG
 24863        1611        389      16  LINKdotNET-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1341         85      63  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         974        523      47  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 20011         552        142     265  INTERNET-SOLUTIONS, ZA
 36914         538         82       3  KENET-AS, KE

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11819       3260     602  UNINET, MX
 16509       10828      11825    3794  AMAZON-02, US
  9808       10052       8750      70  CHINAMOBILE-CN China Mobile Communication
 47331        9337       1254    1820  TTNET, TR
 12479        7628       1708     145  UNI2-AS, ES
   174        5866       8777     920  COGENT-174, US
  7545        5808        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4646        309     547  CABLEONE, US
 39891        4602        278      58  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       10052         9982  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9337         7517  TTNET, TR
 12479        7628         7483  UNI2-AS, ES
 16509       10828         7034  AMAZON-02, US
  7545        5808         5149  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5866         4946  COGENT-174, US
  4538        5016         4942  ERX-CERNET-BKB China Education and Research Net
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4391         4368  FPT-AS-AP FPT Telecom Company, VN
 11492        4646         4099  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
    203727  UNALLOCATED  5.42.92.0/24            215826  PARTNER-HOSTING-LTD, GB
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:36      /11:92      /12:296     
/13:583     /14:1195    /15:2124    /16:13335   /17:8383    /18:14146   
/19:25157   /20:45525   /21:54311   /22:114786  /23:107833  /24:614984  
/25:661     /26:642     /27:1186    /28:302     /29:514     /30:496     
/31:325     /32:860     

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

   ASN  No of nets  Total ann.  Description
 47331        8430        9337  TTNET, TR
 12479        6675        7628  UNI2-AS, ES
  8151        5946       11819  UNINET, MX
 11492        3554        4646  CABLEONE, US
  6327        3396        3601  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3112        4168  VIASAT-SP-BACKBONE, US
 22773        2568        3433  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2225       10828  AMAZON-02, US
 10620        2174        3545  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)
----------------------------------------------

   1:2315      2:1643      3:483       4:24        5:4815      6:160    
   7:6         8:1608      9:1        11:172      12:1427     13:371    
  14:2430     15:328      16:264      17:364      18:892      20:420    
  21:4        22:188      23:6938     24:3075     25:2        27:2707   
  29:19       31:2854     32:63       34:69       35:143      36:2379   
  37:4638     38:9854     39:920      40:154      41:4643     42:2069   
  43:2478     44:337      45:19056    46:4702     47:297      49:2016   
  50:1890     51:582      52:1609     54:318      55:831      56:8      
  57:231      58:2254     59:1275     60:1082     61:2977     62:2894   
  63:1874     64:5682     65:2306     66:4805     67:3093     68:1351   
  69:4032     70:1332     71:580      72:2922     74:2820     75:1665   
  76:617      77:2707     78:4206     79:1671     80:2213     81:2180   
  82:1767     83:1411     84:1785     85:4021     86:1017     87:2393   
  88:3206     89:4440     90:671      91:8375     92:2589     93:2821   
  94:3880     95:5505     96:1271     97:325      98:1076     99:737    
 100:74      101:1185    102:3803    103:32538   104:4490    105:2122   
 106:995     107:2414    108:1175    109:4020    110:2174    111:3339   
 112:2079    113:1788    114:1913    115:2177    116:2001    117:2680   
 118:2877    119:2021    120:1906    121:1437    122:2719    123:2274   
 124:1693    125:2873    126:64      128:1480    129:1012    130:1274   
 131:2051    132:940     133:444     134:1518    135:352     136:1215   
 137:1128    138:3243    139:1519    140:1467    141:1447    142:1793   
 143:1740    144:1035    145:379     146:2134    147:2053    148:2577   
 149:2885    150:1072    151:1371    152:2132    153:571     154:6884   
 155:1515    156:2476    157:1862    158:1202    159:2479    160:3231   
 161:1775    162:3594    163:1762    164:1993    165:2190    166:1325   
 167:1865    168:4381    169:811     170:5448    171:1055    172:3943   
 173:3134    174:905     175:1266    176:3592    177:6223    178:3733   
 179:2690    180:2483    181:4053    182:3327    183:2060    184:2270   
 185:21410   186:5647    187:4976    188:4388    189:4465    190:9907   
 191:2094    192:11147   193:9316    194:7669    195:5569    196:3389   
 197:3169    198:6094    199:8181    200:8740    201:6592    202:10762  
 203:10594   204:4640    205:3715    206:4544    207:3722    208:4205   
 209:5234    210:4872    211:2679    212:4559    213:3797    214:1069   
 215:62      216:6757    217:2988    218:1411    219:569     220:2056   
 221:1050    222:880     223:2251   

End of report


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