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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Dec 12 22:41:29 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 12 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:                             1020613
    Prefixes after maximum aggregation (per Origin AS):          372882
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      466570
Total ASes present in the Internet Routing Table:                 76619
    Prefixes per ASN:                                             13.32
Origin-only ASes present in the Internet Routing Table:           65803
Origin ASes announcing only one prefix:                           26195
Transit ASes present in the Internet Routing Table:               10816
Transit-only ASes present in the Internet Routing Table:            515
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      53
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1111
    Number of instances of unregistered ASNs:                      1125
Number of 32-bit ASNs allocated by the RIRs:                      45972
Number of 32-bit ASNs visible in the Routing Table:               37614
Prefixes from 32-bit ASNs in the Routing Table:                  206629
Number of bogon 32-bit ASNs visible in the Routing Table:            89
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            516
Number of addresses announced to Internet:                   3123755811
    Equivalent to 186 /8s, 48 /16s and 187 /24s
    Percentage of available address space announced:               84.4
    Percentage of allocated address space announced:               84.4
    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:      344360

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

Prefixes being announced by APNIC Region ASes:                   264347
    Total APNIC prefixes after maximum aggregation:               76261
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256713
    Unique aggregates announced from the APNIC address blocks:   101884
APNIC Region origin ASes present in the Internet Routing Table:   14506
    APNIC Prefixes per ASN:                                       17.70
APNIC Region origin ASes announcing only one prefix:               4407
APNIC Region transit ASes present in the Internet Routing Table:   1938
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9946
Number of APNIC addresses announced to Internet:              761592640
    Equivalent to 45 /8s, 100 /16s and 251 /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:                    292529
    Total ARIN prefixes after maximum aggregation:               127354
    ARIN Deaggregation factor:                                     2.30
Prefixes being announced from the ARIN address blocks:           294120
    Unique aggregates announced from the ARIN address blocks:    130914
ARIN Region origin ASes present in the Internet Routing Table:    19214
    ARIN Prefixes per ASN:                                        15.31
ARIN Region origin ASes announcing only one prefix:                6937
ARIN Region transit ASes present in the Internet Routing Table:    1922
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5092
Number of ARIN addresses announced to Internet:              1345356352
    Equivalent to 80 /8s, 48 /16s and 130 /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:                    286710
    Total RIPE prefixes after maximum aggregation:               132465
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           283439
    Unique aggregates announced from the RIPE address blocks:    170045
RIPE Region origin ASes present in the Internet Routing Table:    28880
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:               12064
RIPE Region transit ASes present in the Internet Routing Table:    3940
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12192
Number of RIPE addresses announced to Internet:               734483235
    Equivalent to 43 /8s, 199 /16s and 83 /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:                  138269
    Total LACNIC prefixes after maximum aggregation:              29418
    LACNIC Deaggregation factor:                                   4.70
Prefixes being announced from the LACNIC address blocks:         135872
    Unique aggregates announced from the LACNIC address blocks:   48805
LACNIC Region origin ASes present in the Internet Routing Table:  11194
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2148
LACNIC Region transit ASes present in the Internet Routing Table:  2487
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        53
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9109
Number of LACNIC addresses announced to Internet:             177654912
    Equivalent to 10 /8s, 150 /16s and 204 /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:                  37646
    Total AfriNIC prefixes after maximum aggregation:              6701
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         49952
    Unique aggregates announced from the AfriNIC address blocks:  14504
AfriNIC Region origin ASes present in the Internet Routing Table:  1922
    AfriNIC Prefixes per ASN:                                     25.99
AfriNIC Region origin ASes announcing only one prefix:              639
AfriNIC Region transit ASes present in the Internet Routing Table:  364
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:            104409344
    Equivalent to 6 /8s, 57 /16s and 41 /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       10163       8923     126  CHINAMOBILE-CN China Mobile Communication
  7545        6196        842     666  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5017       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4613        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3975        519     292  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3897       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2804        837     542  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       12522      38019    2993  AMAZON-02, US
   174        6120       8765     891  COGENT-174, US
 11492        4681        311     555  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3420       3033     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3216      23506    2048  ATT-INTERNET4, US
 16625        2961       1297    2169  AKAMAI-AS, US
396982        2893       3656     439  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        9451       1267    1646  TTNET, TR
 12479        7709       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4014       3396     141  AKAMAI-ASN1, NL
  9009        3710        319    1880  M247, RO
 12389        2958       2295     883  ROSTELECOM-AS, RU
 34984        2378        363     569  TELLCOM-AS, TR
  8452        1946       1852      14  TE-AS TE-AS, EG
212238        1820        131    1342  CDNEXT, GB
  5384        1777        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       11785       3245     706  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2543        540     372  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1577       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1326        778     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1169        374     163  Axtel, S.A.B. de C.V., MX
 28202        1125         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1112        371      22  Telefonica del Peru S.A.A., PE
 22884        1068         98     373  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
 24863        1650        389      16  LINKdotNET-AS, EG
 24835        1632        593      29  RAYA-AS, EG
 37457        1629        316      32  Telkom-Internet, ZA
 29571        1448         92      58  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1219        193     304  INTERNET-SOLUTIONS, ZA
 36935         886        523      46  Vodafone-, EG
 37069         834       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
 16509       12522      38019    2993  AMAZON-02, US
  8151       11785       3245     706  UNINET, MX
  9808       10163       8923     126  CHINAMOBILE-CN China Mobile Communication
 47331        9451       1267    1646  TTNET, TR
 12479        7709       1709     143  UNI2-AS, ES
  7545        6196        842     666  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6120       8765     891  COGENT-174, US
  4538        5017       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4681        311     555  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
  8151       11785        11079  UNINET, MX
  9808       10163        10037  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9451         7805  TTNET, TR
 12479        7709         7566  UNI2-AS, ES
  7545        6196         5530  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6120         5229  COGENT-174, US
  4538        5017         4944  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4613         4590  FPT-AS-AP FPT Telecom Company, VN
 11492        4681         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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     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:      3491  CONSOLE-CONNECT-ASN, US
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6461  ZAYO-6461, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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      /10:42      /11:94      /12:313     
/13:594     /14:1244    /15:2219    /16:14134   /17:8512    /18:14712   
/19:25625   /20:46255   /21:55072   /22:115983  /23:109790  /24:622712  
/25:595     /26:593     /27:1064    /28:82      /29:112     /30:24      
/31:2       /32:807     

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

   ASN  No of nets  Total ann.  Description
 47331        8540        9451  TTNET, TR
 12479        6685        7709  UNI2-AS, ES
  8151        5938       11785  UNINET, MX
 11492        3555        4681  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3614  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2554        3420  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2274       12522  AMAZON-02, US
 30036        2216        2556  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2327      2:1666      3:525       4:24        5:4784      6:166    
   7:6         8:1641      9:2        11:172      12:1403     13:364    
  14:2514     15:334      16:270      17:361      18:906      20:456    
  21:4        22:188      23:7167     24:2786     25:2        27:2731   
  29:19       31:3134     32:56       34:75       35:182      36:2417   
  37:4611     38:10105    39:882      40:149      41:4716     42:2206   
  43:2531     44:346      45:19485    46:5011     47:300      49:2023   
  50:1872     51:585      52:1606     54:315      55:1037     56:8      
  57:242      58:2315     59:1254     60:1153     61:2889     62:2979   
  63:1855     64:5462     65:2302     66:4757     67:3096     68:1307   
  69:4015     70:1136     71:605      72:2935     74:2810     75:1643   
  76:637      77:2712     78:4227     79:1705     80:2236     81:2204   
  82:1823     83:1434     84:1806     85:4134     86:988      87:2434   
  88:3248     89:4469     90:749      91:8370     92:2738     93:2830   
  94:3931     95:5415     96:1248     97:322      98:1069     99:732    
 100:71      101:1440    102:4016    103:32500   104:4481    105:2149   
 106:1002    107:2459    108:1200    109:4089    110:2239    111:3333   
 112:2064    113:1819    114:1952    115:2261    116:2049    117:2723   
 118:2893    119:1994    120:1891    121:1423    122:2749    123:2189   
 124:1694    125:2874    126:62      128:1633    129:1020    130:1301   
 131:2053    132:923     133:449     134:1516    135:369     136:1349   
 137:1173    138:3233    139:1545    140:1517    141:1453    142:1880   
 143:1730    144:1032    145:412     146:2146    147:2038    148:2591   
 149:2881    150:1162    151:1462    152:2139    153:569     154:7875   
 155:1584    156:2958    157:1897    158:1227    159:2442    160:3488   
 161:1789    162:3630    163:1802    164:1753    165:2198    166:1350   
 167:1897    168:4410    169:819     170:5540    171:1005    172:4034   
 173:3194    174:920     175:1284    176:3665    177:6283    178:3895   
 179:2760    180:2633    181:4135    182:3365    183:2094    184:2270   
 185:21573   186:5623    187:4913    188:4339    189:4507    190:9962   
 191:2111    192:11223   193:9351    194:7776    195:5551    196:3429   
 197:3813    198:6111    199:8311    200:8704    201:6591    202:10793  
 203:10644   204:4684    205:3724    206:4724    207:3608    208:4259   
 209:5188    210:4855    211:2632    212:4596    213:3877    214:1060   
 215:48      216:6679    217:3146    218:1367    219:561     220:2106   
 221:1053    222:845     223:2301   

End of report


More information about the ren-bgp-stats-all mailing list