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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 28 22:41:30 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 28 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:                             1003713
    Prefixes after maximum aggregation (per Origin AS):          369161
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466569
Total ASes present in the Internet Routing Table:                 76208
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65234
Origin ASes announcing only one prefix:                           26067
Transit ASes present in the Internet Routing Table:               10974
Transit-only ASes present in the Internet Routing Table:            531
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1070
    Number of instances of unregistered ASNs:                      1111
Number of 32-bit ASNs allocated by the RIRs:                      45047
Number of 32-bit ASNs visible in the Routing Table:               36908
Prefixes from 32-bit ASNs in the Routing Table:                  200855
Number of bogon 32-bit ASNs visible in the Routing Table:           173
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            597
Number of addresses announced to Internet:                   3032771828
    Equivalent to 180 /8s, 196 /16s and 108 /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:      341713

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

Prefixes being announced by APNIC Region ASes:                   260746
    Total APNIC prefixes after maximum aggregation:               75394
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252472
    Unique aggregates announced from the APNIC address blocks:   101817
APNIC Region origin ASes present in the Internet Routing Table:   14329
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               4319
APNIC Region transit ASes present in the Internet Routing Table:   1901
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:   9723
Number of APNIC addresses announced to Internet:              762267040
    Equivalent to 45 /8s, 111 /16s and 69 /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:                    288352
    Total ARIN prefixes after maximum aggregation:               127262
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292556
    Unique aggregates announced from the ARIN address blocks:    134996
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:                6941
ARIN Region transit ASes present in the Internet Routing Table:    1982
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:    4975
Number of ARIN addresses announced to Internet:              1267426114
    Equivalent to 75 /8s, 139 /16s and 99 /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:                    281982
    Total RIPE prefixes after maximum aggregation:               130145
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277379
    Unique aggregates announced from the RIPE address blocks:    165495
RIPE Region origin ASes present in the Internet Routing Table:    28745
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12073
RIPE Region transit ASes present in the Internet Routing Table:    4044
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11943
Number of RIPE addresses announced to Internet:               714732274
    Equivalent to 42 /8s, 153 /16s and 242 /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:                  136493
    Total LACNIC prefixes after maximum aggregation:              29286
    LACNIC Deaggregation factor:                                   4.66
Prefixes being announced from the LACNIC address blocks:         134601
    Unique aggregates announced from the LACNIC address blocks:   50240
LACNIC Region origin ASes present in the Internet Routing Table:  11146
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2113
LACNIC Region transit ASes present in the Internet Routing Table:  2496
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9038
Number of LACNIC addresses announced to Internet:             177278240
    Equivalent to 10 /8s, 145 /16s and 13 /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:                  35069
    Total AfriNIC prefixes after maximum aggregation:              6383
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         46107
    Unique aggregates announced from the AfriNIC address blocks:  13556
AfriNIC Region origin ASes present in the Internet Routing Table:  1864
    AfriNIC Prefixes per ASN:                                     24.74
AfriNIC Region origin ASes announcing only one prefix:              621
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: 1229
Number of AfriNIC addresses announced to Internet:            106567936
    Equivalent to 6 /8s, 90 /16s and 25 /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        4196        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        2810        855     446  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       10248      11527    3667  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        3207       1355    2227  AKAMAI-AS, US
  7018        2903      23687    1822  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        1887       1852      14  TE-AS TE-AS, EG
  8551        1782        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1731        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       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        1314        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        1098        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         556       1861      35  IAM-AS, MA
 36914         543         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       10248      11527    3667  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       10248         6581  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        4196         4173  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    /16:13312   /17:8401    /18:14189   
/19:25289   /20:45391   /21:54026   /22:114459  /23:107542  /24:609942  
/25:1313    /26:1182    /27:1735    /28:306     /29:516     /30:511     
/31:347     /32:906     

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
 10620        2154        3525  Telmex Colombia S.A., CO

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

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

   1:2316      2:1687      3:387       4:22        5:4675      6:149    
   7:6         8:1623      9:2        11:172      12:1442     13:366    
  14:2368     15:325      16:217      17:369      18:786      20:396    
  21:4        22:188      23:6985     24:3093     25:2        27:2696   
  29:19       31:2676     32:63       34:68       35:139      36:2370   
  37:4599     38:9500     39:914      40:150      41:4611     42:2000   
  43:2443     44:330      45:18992    46:4646     47:301      49:1982   
  50:1875     51:584      52:1608     54:318      55:929      56:8      
  57:224      58:2226     59:1272     60:1051     61:2891     62:2866   
  63:1901     64:5666     65:2324     66:4780     67:3091     68:1315   
  69:4073     70:1346     71:570      72:2942     74:2639     75:1592   
  76:619      77:2651     78:4201     79:1819     80:2232     81:2185   
  82:1729     83:1403     84:1725     85:4117     86:949      87:2321   
  88:3151     89:4341     90:702      91:8326     92:2369     93:2741   
  94:3831     95:5442     96:1281     97:322      98:1041     99:738    
 100:89      101:1182    102:3681    103:32560   104:4849    105:2094   
 106:1010    107:2523    108:1167    109:4102    110:2135    111:3232   
 112:2080    113:1838    114:1823    115:2117    116:1986    117:2653   
 118:2810    119:2007    120:1830    121:1383    122:2725    123:2336   
 124:1679    125:2865    126:32      128:1484    129:1016    130:1228   
 131:2042    132:942     133:418     134:1722    135:352     136:1136   
 137:1113    138:3225    139:1540    140:1426    141:1393    142:1707   
 143:1771    144:1029    145:364     146:2155    147:2022    148:2557   
 149:2862    150:1040    151:1346    152:2267    153:592     154:6838   
 155:1443    156:2362    157:1940    158:1118    159:2438    160:2977   
 161:1726    162:3559    163:1727    164:1747    165:2184    166:1263   
 167:1861    168:4380    169:838     170:5390    171:1050    172:3932   
 173:3104    174:900     175:1259    176:3603    177:6161    178:3766   
 179:2734    180:2471    181:3891    182:3331    183:1984    184:2275   
 185:21240   186:5525    187:5081    188:4298    189:4496    190:9736   
 191:2097    192:11121   193:9234    194:7597    195:5475    196:3448   
 197:2740    198:6093    199:8043    200:8733    201:6624    202:10806  
 203:10531   204:4623    205:3728    206:4551    207:3677    208:4217   
 209:5119    210:4870    211:2644    212:4477    213:3760    214:1060   
 215:49      216:6828    217:3025    218:1420    219:601     220:2027   
 221:1040    222:866     223:2247   

End of report


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