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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 25 22:41:33 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 25 Jul, 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:                             1004006
    Prefixes after maximum aggregation (per Origin AS):          369309
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466162
Total ASes present in the Internet Routing Table:                 76198
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65178
Origin ASes announcing only one prefix:                           26055
Transit ASes present in the Internet Routing Table:               11020
Transit-only ASes present in the Internet Routing Table:            547
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.9
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1083
    Number of instances of unregistered ASNs:                      1092
Number of 32-bit ASNs allocated by the RIRs:                      45031
Number of 32-bit ASNs visible in the Routing Table:               36886
Prefixes from 32-bit ASNs in the Routing Table:                  200990
Number of bogon 32-bit ASNs visible in the Routing Table:           118
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            598
Number of addresses announced to Internet:                   3032993012
    Equivalent to 180 /8s, 199 /16s and 204 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      341644

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

Prefixes being announced by APNIC Region ASes:                   260545
    Total APNIC prefixes after maximum aggregation:               75451
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252246
    Unique aggregates announced from the APNIC address blocks:   101722
APNIC Region origin ASes present in the Internet Routing Table:   14323
    APNIC Prefixes per ASN:                                       17.61
APNIC Region origin ASes announcing only one prefix:               4314
APNIC Region transit ASes present in the Internet Routing Table:   1920
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9721
Number of APNIC addresses announced to Internet:              761987232
    Equivalent to 45 /8s, 107 /16s and 0 /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:                    288307
    Total ARIN prefixes after maximum aggregation:               127216
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292607
    Unique aggregates announced from the ARIN address blocks:    134849
ARIN Region origin ASes present in the Internet Routing Table:    19160
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6925
ARIN Region transit ASes present in the Internet Routing Table:    2003
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4958
Number of ARIN addresses announced to Internet:              1267552578
    Equivalent to 75 /8s, 141 /16s and 81 /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:                    282396
    Total RIPE prefixes after maximum aggregation:               130109
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277278
    Unique aggregates announced from the RIPE address blocks:    165467
RIPE Region origin ASes present in the Internet Routing Table:    28744
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12084
RIPE Region transit ASes present in the Internet Routing Table:    4019
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11937
Number of RIPE addresses announced to Internet:               714765554
    Equivalent to 42 /8s, 154 /16s and 116 /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:                  136546
    Total LACNIC prefixes after maximum aggregation:              29477
    LACNIC Deaggregation factor:                                   4.63
Prefixes being announced from the LACNIC address blocks:         134659
    Unique aggregates announced from the LACNIC address blocks:   50238
LACNIC Region origin ASes present in the Internet Routing Table:  11148
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2107
LACNIC Region transit ASes present in the Internet Routing Table:  2511
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9040
Number of LACNIC addresses announced to Internet:             177280800
    Equivalent to 10 /8s, 145 /16s and 23 /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:                  35129
    Total AfriNIC prefixes after maximum aggregation:              6363
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         46617
    Unique aggregates announced from the AfriNIC address blocks:  13420
AfriNIC Region origin ASes present in the Internet Routing Table:  1870
    AfriNIC Prefixes per ASN:                                     24.93
AfriNIC Region origin ASes announcing only one prefix:              625
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1230
Number of AfriNIC addresses announced to Internet:            106906624
    Equivalent to 6 /8s, 95 /16s and 68 /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        9861       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5661        776     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4974       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4210        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3961       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3790        511     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3241       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2825        861     411  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2468      11520     578  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       10267      11565    3654  AMAZON-02, US
   174        5635       8789     887  COGENT-174, US
 11492        4633        307     543  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3430       3051     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3252      54899    2504  DNIC-AS-00749, US
 16625        3202       1351    2227  AKAMAI-AS, US
  7018        2902      23687    1820  ATT-INTERNET4, US
396982        2757       3594     408  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       1236    1952  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3904       3396     147  AKAMAI-ASN1, NL
  9009        3596        306    1834  M247, RO
 12389        2938       2301     887  ROSTELECOM-AS, RU
 34984        2401        365     567  TELLCOM-AS, TR
  8452        1884       1852      14  TE-AS TE-AS, EG
  8551        1778        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1730        124    1265  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       12104       3323     605  UNINET, MX
 10620        3523        493     939  Telmex Colombia S.A., CO
 13999        2540        355     680  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1317        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1118         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 26615        1084       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        1633        310      36  Telkom-Internet, ZA
 24863        1613        389      16  LINKdotNET-AS, EG
 24835        1559        593      29  RAYA-AS, EG
 36992        1382       1520     280  ETISALAT-MISR, EG
 29571        1284         81      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         938        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         554         82       3  KENET-AS, KE
 37342         512         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       12104       3323     605  UNINET, MX
 16509       10267      11565    3654  AMAZON-02, US
  9808        9861       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9226       1236    1952  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
  7545        5661        776     671  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5635       8789     887  COGENT-174, US
  4538        4974       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4633        307     543  CABLEONE, US
 39891        4521        271      59  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        9861         9782  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7567  UNI2-AS, ES
 47331        9226         7274  TTNET, TR
 16509       10267         6613  AMAZON-02, US
  7545        5661         4990  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4974         4900  ERX-CERNET-BKB China Education and Research Net
   174        5635         4748  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4210         4187  FPT-AS-AP FPT Telecom Company, VN
 11492        4633         4090  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
    214471  UNALLOCATED  2.59.252.0/24            35661  VIRTUASYS-EU, FR
     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

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

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

Prefix                Origin AS  Description
100.64.0.0/10              9304  HUTCHISON-AS-AP HGC Global Communications Limit
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

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
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, 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      /10:38      /11:92      /12:295     
/13:579     /14:1191    /15:2122    /16:13315   /17:8408    /18:14192   
/19:25283   /20:45395   /21:54038   /22:114455  /23:107541  /24:610218  
/25:1314    /26:1184    /27:1730    /28:307     /29:519     /30:510     
/31:350     /32:897     

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

   ASN  No of nets  Total ann.  Description
 47331        8331        9226  TTNET, TR
 12479        6803        7712  UNI2-AS, ES
  8151        6156       12104  UNINET, MX
 11492        3542        4633  CABLEONE, US
  6327        3392        3595  SHAW, CA
 39891        3361        4521  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2564        3430  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 16509        2155       10267  AMAZON-02, US

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

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

   1:2318      2:1689      3:389       4:22        5:4681      6:149    
   7:6         8:1621      9:2        11:172      12:1441     13:368    
  14:2372     15:326      16:219      17:369      18:786      20:395    
  21:4        22:188      23:6979     24:3093     25:2        27:2697   
  29:19       31:2648     32:60       34:68       35:139      36:2366   
  37:4562     38:9497     39:914      40:150      41:4630     42:2004   
  43:2435     44:332      45:19064    46:4635     47:301      49:1983   
  50:1877     51:584      52:1608     54:318      55:922      56:8      
  57:224      58:2223     59:1264     60:1051     61:2873     62:2860   
  63:1899     64:5663     65:2327     66:4779     67:3090     68:1336   
  69:4082     70:1346     71:570      72:2938     74:2645     75:1596   
  76:620      77:2639     78:4208     79:1816     80:2232     81:2162   
  82:1727     83:1402     84:1731     85:4119     86:956      87:2341   
  88:3149     89:4365     90:702      91:8328     92:2363     93:2738   
  94:3841     95:5431     96:1282     97:322      98:1040     99:739    
 100:89      101:1182    102:3703    103:32533   104:4831    105:2109   
 106:1007    107:2519    108:1166    109:4102    110:2137    111:3227   
 112:2080    113:1838    114:1822    115:2114    116:1977    117:2651   
 118:2810    119:2000    120:1829    121:1382    122:2723    123:2332   
 124:1679    125:2870    126:32      128:1488    129:1016    130:1227   
 131:2056    132:934     133:417     134:1724    135:361     136:1133   
 137:1112    138:3236    139:1536    140:1424    141:1386    142:1706   
 143:1771    144:1029    145:364     146:2151    147:2023    148:2565   
 149:2856    150:1041    151:1343    152:2266    153:592     154:7189   
 155:1441    156:2359    157:1944    158:1182    159:2440    160:2977   
 161:1725    162:3565    163:1728    164:1748    165:2182    166:1260   
 167:1867    168:4375    169:839     170:5404    171:1055    172:3945   
 173:3103    174:900     175:1259    176:3602    177:6169    178:3732   
 179:2725    180:2469    181:3885    182:3332    183:1984    184:2276   
 185:21230   186:5525    187:5084    188:4294    189:4514    190:9736   
 191:2079    192:11122   193:9237    194:7596    195:5471    196:3448   
 197:2746    198:6086    199:8046    200:8721    201:6615    202:10723  
 203:10504   204:4630    205:3709    206:4553    207:3673    208:4221   
 209:5119    210:4879    211:2644    212:4475    213:3741    214:1066   
 215:49      216:6837    217:3053    218:1420    219:601     220:2029   
 221:1040    222:860     223:2249   

End of report


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