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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jul 27 22:41:46 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 27 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:                             1003739
    Prefixes after maximum aggregation (per Origin AS):          369139
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466445
Total ASes present in the Internet Routing Table:                 76221
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65253
Origin ASes announcing only one prefix:                           26091
Transit ASes present in the Internet Routing Table:               10968
Transit-only ASes present in the Internet Routing Table:            529
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 (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1091
    Number of instances of unregistered ASNs:                      1132
Number of 32-bit ASNs allocated by the RIRs:                      45036
Number of 32-bit ASNs visible in the Routing Table:               36926
Prefixes from 32-bit ASNs in the Routing Table:                  201014
Number of bogon 32-bit ASNs visible in the Routing Table:           185
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            609
Number of addresses announced to Internet:                   3032347636
    Equivalent to 180 /8s, 189 /16s and 243 /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:      341806

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

Prefixes being announced by APNIC Region ASes:                   260565
    Total APNIC prefixes after maximum aggregation:               75367
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252284
    Unique aggregates announced from the APNIC address blocks:   101681
APNIC Region origin ASes present in the Internet Routing Table:   14329
    APNIC Prefixes per ASN:                                       17.61
APNIC Region origin ASes announcing only one prefix:               4321
APNIC Region transit ASes present in the Internet Routing Table:   1903
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9730
Number of APNIC addresses announced to Internet:              761780128
    Equivalent to 45 /8s, 103 /16s and 215 /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:                    288358
    Total ARIN prefixes after maximum aggregation:               127255
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292571
    Unique aggregates announced from the ARIN address blocks:    134983
ARIN Region origin ASes present in the Internet Routing Table:    19182
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6947
ARIN Region transit ASes present in the Internet Routing Table:    1985
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:    4974
Number of ARIN addresses announced to Internet:              1267433026
    Equivalent to 75 /8s, 139 /16s and 126 /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:                    281981
    Total RIPE prefixes after maximum aggregation:               130164
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277371
    Unique aggregates announced from the RIPE address blocks:    165506
RIPE Region origin ASes present in the Internet Routing Table:    28754
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12087
RIPE Region transit ASes present in the Internet Routing Table:    4023
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11952
Number of RIPE addresses announced to Internet:               714722802
    Equivalent to 42 /8s, 153 /16s and 205 /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:                  136667
    Total LACNIC prefixes after maximum aggregation:              29284
    LACNIC Deaggregation factor:                                   4.67
Prefixes being announced from the LACNIC address blocks:         134770
    Unique aggregates announced from the LACNIC address blocks:   50247
LACNIC Region origin ASes present in the Internet Routing Table:  11150
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2111
LACNIC Region transit ASes present in the Internet Routing Table:  2496
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9037
Number of LACNIC addresses announced to Internet:             177279264
    Equivalent to 10 /8s, 145 /16s and 17 /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:                  35076
    Total AfriNIC prefixes after maximum aggregation:              6377
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46133
    Unique aggregates announced from the AfriNIC address blocks:  13561
AfriNIC Region origin ASes present in the Internet Routing Table:  1867
    AfriNIC Prefixes per ASN:                                     24.71
AfriNIC Region origin ASes announcing only one prefix:              625
AfriNIC Region transit ASes present in the Internet Routing Table:  359
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1233
Number of AfriNIC addresses announced to Internet:            106566400
    Equivalent to 6 /8s, 90 /16s and 19 /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        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5025       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4204        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3943       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        2813        857     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2457      11520     577  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       10263      11531    3657  AMAZON-02, US
   174        5654       8788     878  COGENT-174, US
 11492        4621        307     549  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3429       3037     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3253      54899    2505  DNIC-AS-00749, US
 16625        3202       1351    2227  AKAMAI-AS, US
  7018        2906      23687    1825  ATT-INTERNET4, US
396982        2757       3594     407  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        9225       1236    1958  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3905       3396     147  AKAMAI-ASN1, NL
  9009        3575        305    1840  M247, RO
 12389        2937       2301     886  ROSTELECOM-AS, RU
 34984        2400        365     565  TELLCOM-AS, TR
  8452        1884       1852      14  TE-AS TE-AS, EG
  8551        1784        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1733        125    1267  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       3322     602  UNINET, MX
 10620        3525        493     939  Telmex Colombia S.A., CO
 13999        2541        355     674  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        1315        769     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1126        314     478  Axtel, S.A.B. de C.V., MX
 28202        1118         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1099        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        1293         82      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         938        521      43  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         548         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       3322     602  UNINET, MX
 16509       10263      11531    3657  AMAZON-02, US
  9808        9861       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9225       1236    1958  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5654       8788     878  COGENT-174, US
  4538        5025       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4621        307     549  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        7715         7570  UNI2-AS, ES
 47331        9225         7267  TTNET, TR
 16509       10263         6606  AMAZON-02, US
  7545        5659         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5025         4951  ERX-CERNET-BKB China Education and Research Net
   174        5654         4776  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4204         4181  FPT-AS-AP FPT Telecom Company, VN
  7155        4166         4078  VIASAT-SP-BACKBONE, 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               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             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
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     
/13:578     /14:1190    /15:2120    /16:13307   /17:8401    /18:14185   
/19:25282   /20:45397   /21:54030   /22:114454  /23:107558  /24:609964  
/25:1314    /26:1182    /27:1734    /28:306     /29:517     /30:511     
/31:349     /32:902     

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

   ASN  No of nets  Total ann.  Description
 47331        8330        9225  TTNET, TR
 12479        6806        7715  UNI2-AS, ES
  8151        6159       12104  UNINET, MX
 11492        3532        4621  CABLEONE, US
  6327        3392        3595  SHAW, CA
 39891        3361        4521  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2564        3429  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2159        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 16509        2158       10263  AMAZON-02, US

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

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

   1:2316      2:1687      3:387       4:22        5:4679      6:149    
   7:6         8:1623      9:2        11:172      12:1442     13:368    
  14:2368     15:325      16:217      17:369      18:786      20:396    
  21:4        22:188      23:6987     24:3093     25:2        27:2696   
  29:19       31:2675     32:63       34:68       35:139      36:2366   
  37:4552     38:9500     39:914      40:150      41:4617     42:1999   
  43:2435     44:331      45:18980    46:4646     47:301      49:1983   
  50:1874     51:584      52:1608     54:318      55:929      56:8      
  57:224      58:2224     59:1264     60:1051     61:2891     62:2867   
  63:1901     64:5666     65:2325     66:4782     67:3090     68:1328   
  69:4075     70:1346     71:570      72:2941     74:2640     75:1592   
  76:619      77:2638     78:4202     79:1819     80:2233     81:2190   
  82:1729     83:1403     84:1724     85:4116     86:951      87:2324   
  88:3151     89:4342     90:702      91:8326     92:2368     93:2742   
  94:3835     95:5442     96:1281     97:322      98:1041     99:739    
 100:89      101:1182    102:3690    103:32535   104:4847    105:2109   
 106:1010    107:2522    108:1166    109:4105    110:2135    111:3232   
 112:2080    113:1840    114:1826    115:2115    116:1978    117:2653   
 118:2810    119:1997    120:1829    121:1383    122:2718    123:2330   
 124:1679    125:2865    126:32      128:1488    129:1017    130:1229   
 131:2056    132:942     133:417     134:1719    135:353     136:1136   
 137:1110    138:3238    139:1538    140:1423    141:1396    142:1707   
 143:1771    144:1029    145:364     146:2156    147:2023    148:2563   
 149:2864    150:1038    151:1346    152:2260    153:591     154:6846   
 155:1441    156:2362    157:1943    158:1117    159:2436    160:2975   
 161:1725    162:3560    163:1728    164:1746    165:2184    166:1262   
 167:1863    168:4396    169:839     170:5401    171:1049    172:3932   
 173:3105    174:900     175:1259    176:3603    177:6194    178:3768   
 179:2734    180:2470    181:3892    182:3332    183:1984    184:2275   
 185:21239   186:5533    187:5094    188:4295    189:4515    190:9741   
 191:2101    192:11119   193:9234    194:7595    195:5474    196:3448   
 197:2741    198:6093    199:8045    200:8732    201:6637    202:10779  
 203:10525   204:4623    205:3722    206:4550    207:3675    208:4217   
 209:5119    210:4869    211:2644    212:4476    213:3758    214:1057   
 215:49      216:6833    217:3021    218:1420    219:601     220:2026   
 221:1040    222:866     223:2247   

End of report


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