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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 10 22:41:12 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 10 Dec, 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:                             1019090
    Prefixes after maximum aggregation (per Origin AS):          373745
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      471664
Total ASes present in the Internet Routing Table:                 76682
    Prefixes per ASN:                                             13.29
Origin-only ASes present in the Internet Routing Table:           65609
Origin ASes announcing only one prefix:                           26242
Transit ASes present in the Internet Routing Table:               11073
Transit-only ASes present in the Internet Routing Table:            537
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1088
    Number of instances of unregistered ASNs:                      1155
Number of 32-bit ASNs allocated by the RIRs:                      45984
Number of 32-bit ASNs visible in the Routing Table:               37636
Prefixes from 32-bit ASNs in the Routing Table:                  206610
Number of bogon 32-bit ASNs visible in the Routing Table:           199
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            501
Number of addresses announced to Internet:                   3034119787
    Equivalent to 180 /8s, 216 /16s and 254 /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:      344223

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

Prefixes being announced by APNIC Region ASes:                   264285
    Total APNIC prefixes after maximum aggregation:               76137
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256531
    Unique aggregates announced from the APNIC address blocks:   101846
APNIC Region origin ASes present in the Internet Routing Table:   14515
    APNIC Prefixes per ASN:                                       17.67
APNIC Region origin ASes announcing only one prefix:               4425
APNIC Region transit ASes present in the Internet Routing Table:   1943
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9949
Number of APNIC addresses announced to Internet:              761050176
    Equivalent to 45 /8s, 92 /16s and 180 /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:                    291019
    Total ARIN prefixes after maximum aggregation:               128459
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292829
    Unique aggregates announced from the ARIN address blocks:    136301
ARIN Region origin ASes present in the Internet Routing Table:    19230
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6951
ARIN Region transit ASes present in the Internet Routing Table:    2020
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5098
Number of ARIN addresses announced to Internet:              1266780480
    Equivalent to 75 /8s, 129 /16s and 137 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    286788
    Total RIPE prefixes after maximum aggregation:               132384
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283349
    Unique aggregates announced from the RIPE address blocks:    169865
RIPE Region origin ASes present in the Internet Routing Table:    28893
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    3993
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12202
Number of RIPE addresses announced to Internet:               723986795
    Equivalent to 43 /8s, 39 /16s and 41 /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,
                        53/8,  57/8,  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:                  138055
    Total LACNIC prefixes after maximum aggregation:              29397
    LACNIC Deaggregation factor:                                   4.70
Prefixes being announced from the LACNIC address blocks:         135660
    Unique aggregates announced from the LACNIC address blocks:   48819
LACNIC Region origin ASes present in the Internet Routing Table:  11198
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2155
LACNIC Region transit ASes present in the Internet Routing Table:  2533
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9109
Number of LACNIC addresses announced to Internet:             177639808
    Equivalent to 10 /8s, 150 /16s and 145 /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:                  37855
    Total AfriNIC prefixes after maximum aggregation:              6702
    AfriNIC Deaggregation factor:                                  5.65
Prefixes being announced from the AfriNIC address blocks:         50219
    Unique aggregates announced from the AfriNIC address blocks:  14432
AfriNIC Region origin ASes present in the Internet Routing Table:  1920
    AfriNIC Prefixes per ASN:                                     26.16
AfriNIC Region origin ASes announcing only one prefix:              643
AfriNIC Region transit ASes present in the Internet Routing Table:  374
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1278
Number of AfriNIC addresses announced to Internet:            104407808
    Equivalent to 6 /8s, 57 /16s and 35 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10169       8923     126  CHINAMOBILE-CN China Mobile Communication
  7545        6190        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4963       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4618        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3968        519     289  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3895       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2803        837     541  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2236       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       11046      12125    3974  AMAZON-02, US
   174        6066       8765     895  COGENT-174, US
 11492        4679        311     553  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3605       1320      79  SHAW, CA
 22773        3423       3033     184  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3210      23505    2042  ATT-INTERNET4, US
 16625        2957       1297    2168  AKAMAI-AS, US
396982        2889       3655     436  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        9456       1268    1633  TTNET, TR
 12479        7722       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4010       3396     141  AKAMAI-ASN1, NL
  9009        3701        318    1875  M247, RO
 12389        2954       2294     881  ROSTELECOM-AS, RU
 34984        2385        363     568  TELLCOM-AS, TR
  8452        1947       1852      14  TE-AS TE-AS, EG
212238        1820        131    1342  CDNEXT, GB
  5384        1784        585      30  EMIRATES-INTERNET Emirates Internet, AE

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       11763       3245     706  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2541        540     371  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1576       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        778     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1169        374     163  Axtel, S.A.B. de C.V., MX
 28202        1123         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1114        371      22  Telefonica del Peru S.A.A., PE
 22884        1067         98     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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
 24835        1649        593      29  RAYA-AS, EG
 24863        1636        389      16  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1447         91      59  ORANGE-COTE-IVOIRE, CI
 36992        1427       1518     288  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1213        189     300  INTERNET-SOLUTIONS, ZA
 36935        1015        523      46  Vodafone-, EG
 37069         826       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA

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       11763       3245     706  UNINET, MX
 16509       11046      12125    3974  AMAZON-02, US
  9808       10169       8923     126  CHINAMOBILE-CN China Mobile Communication
 47331        9456       1268    1633  TTNET, TR
 12479        7722       1709     143  UNI2-AS, ES
  7545        6190        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6066       8765     895  COGENT-174, US
  4538        4963       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4679        311     553  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       10169        10043  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9456         7823  TTNET, TR
 12479        7722         7579  UNI2-AS, ES
 16509       11046         7072  AMAZON-02, US
  7545        6190         5529  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6066         5171  COGENT-174, US
  4538        4963         4890  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4618         4595  FPT-AS-AP FPT Telecom Company, VN
 11492        4679         4126  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              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24              3356  LEVEL3, 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            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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
23.140.216.0/24      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
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, 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     
/13:580     /14:1191    /15:2121    /16:13337   /17:8498    /18:14619   
/19:25478   /20:46262   /21:55051   /22:116081  /23:109713  /24:622419  
/25:601     /26:594     /27:1058    /28:84      /29:115     /30:24      
/31:2       /32:805     

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

   ASN  No of nets  Total ann.  Description
 47331        8544        9456  TTNET, TR
 12479        6704        7722  UNI2-AS, ES
  8151        5919       11763  UNINET, MX
 11492        3555        4679  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3401        3605  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2557        3423  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2250       11046  AMAZON-02, US
 30036        2213        2553  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2326      2:1667      3:527       4:24        5:4773      6:166    
   7:6         8:1641      9:2        11:172      12:1398     13:363    
  14:2506     15:334      16:270      17:361      18:902      20:454    
  21:4        22:188      23:7171     24:2787     25:2        27:2732   
  29:19       31:3125     32:56       34:74       35:181      36:2417   
  37:4607     38:10087    39:879      40:149      41:4679     42:2208   
  43:2529     44:347      45:19440    46:5030     47:300      49:2015   
  50:1862     51:585      52:1603     54:315      55:1030     56:8      
  57:242      58:2317     59:1253     60:1153     61:2878     62:2973   
  63:1857     64:5469     65:2307     66:4763     67:3091     68:1305   
  69:4022     70:1137     71:604      72:2935     74:2813     75:1643   
  76:635      77:2711     78:4229     79:1694     80:2236     81:2204   
  82:1831     83:1432     84:1806     85:4133     86:981      87:2437   
  88:3243     89:4475     90:744      91:8377     92:2744     93:2864   
  94:3923     95:5423     96:1252     97:322      98:1069     99:733    
 100:70      101:1439    102:4001    103:32455   104:4476    105:2149   
 106:1001    107:2458    108:1202    109:4079    110:2241    111:3336   
 112:2064    113:1822    114:1950    115:2267    116:2047    117:2720   
 118:2891    119:2000    120:1891    121:1421    122:2753    123:2192   
 124:1695    125:2868    126:62      128:1624    129:1023    130:1302   
 131:2049    132:922     133:449     134:1520    135:368     136:1348   
 137:1171    138:3229    139:1544    140:1515    141:1451    142:1882   
 143:1726    144:1032    145:411     146:2139    147:2051    148:2609   
 149:2882    150:1164    151:1470    152:2138    153:568     154:7916   
 155:1580    156:2953    157:1895    158:1228    159:2441    160:3485   
 161:1788    162:3629    163:1807    164:1750    165:2196    166:1352   
 167:1888    168:4428    169:817     170:5527    171:1002    172:4027   
 173:3196    174:918     175:1282    176:3660    177:6305    178:3891   
 179:2755    180:2595    181:4111    182:3365    183:2094    184:2272   
 185:21565   186:5616    187:4894    188:4342    189:4510    190:9897   
 191:2106    192:11229   193:9345    194:7774    195:5563    196:3438   
 197:3804    198:6105    199:8302    200:8743    201:6593    202:10793  
 203:10644   204:4677    205:3745    206:4712    207:3617    208:4263   
 209:5197    210:4869    211:2631    212:4583    213:3819    214:1058   
 215:48      216:6673    217:3171    218:1368    219:561     220:2099   
 221:1053    222:842     223:2299   

End of report


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