[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Fri Dec 8 20:16:40 UTC 2023


IPv4 R&E Routing Table Report   20:15 GMT Fri 08 Dec, 2023

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

Analysis Summary
----------------

BGP routing table entries examined:                              257232
    Prefixes after maximum aggregation (per Origin AS):          113556
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      138443
    Number of IPv4 prefixes with a valid ROA:                     96963
    Number of IPv4 prefixes with an invalid ROA:                     51
    Number of IPv4 prefixes with no ROA:                         160218
Total ASes present in the Internet Routing Table:                 20729
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           18043
Origin ASes announcing only one prefix:                            8049
Transit ASes present in the Internet Routing Table:                2686
Transit-only ASes present in the Internet Routing Table:            670
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      38
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:               420
    Number of instances of unregistered ASNs:                       420
Number of 32-bit ASNs allocated by the RIRs:                      43200
Number of 32-bit ASNs visible in the Routing Table:                7503
Prefixes from 32-bit ASNs in the Routing Table:                   26805
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            134
Number of addresses announced to Internet:                   1488415049
    Equivalent to 88 /8s, 183 /16s and 105 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.2
    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:       87154

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

Prefixes being announced by APNIC Region ASes:                    30974
    Total APNIC prefixes after maximum aggregation:                7422
    APNIC Deaggregation factor:                                    4.17
Prefixes being announced from the APNIC address blocks:           30556
    Unique aggregates announced from the APNIC address blocks:     8680
APNIC Region origin ASes present in the Internet Routing Table:    1212
    APNIC Prefixes per ASN:                                       25.21
APNIC Region origin ASes announcing only one prefix:                489
APNIC Region transit ASes present in the Internet Routing Table:    202
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         17
Number of APNIC region 32-bit ASNs visible in the Routing Table:    532
Number of APNIC addresses announced to Internet:              215014024
    Equivalent to 12 /8s, 208 /16s and 218 /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:                    118932
    Total ARIN prefixes after maximum aggregation:                62432
    ARIN Deaggregation factor:                                     1.90
Prefixes being announced from the ARIN address blocks:           118897
    Unique aggregates announced from the ARIN address blocks:     69022
ARIN Region origin ASes present in the Internet Routing Table:     9635
    ARIN Prefixes per ASN:                                        12.34
ARIN Region origin ASes announcing only one prefix:                3965
ARIN Region transit ASes present in the Internet Routing Table:     863
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2046
Number of ARIN addresses announced to Internet:               841647041
    Equivalent to 50 /8s, 42 /16s and 131 /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, 393216-401308
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:                     55585
    Total RIPE prefixes after maximum aggregation:                27834
    RIPE Deaggregation factor:                                     2.00
Prefixes being announced from the RIPE address blocks:            54590
    Unique aggregates announced from the RIPE address blocks:     36676
RIPE Region origin ASes present in the Internet Routing Table:     5115
    RIPE Prefixes per ASN:                                        10.67
RIPE Region origin ASes announcing only one prefix:                2189
RIPE Region transit ASes present in the Internet Routing Table:     698
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1952
Number of RIPE addresses announced to Internet:               302851072
    Equivalent to 18 /8s, 13 /16s and 36 /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:                   42499
    Total LACNIC prefixes after maximum aggregation:              13236
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          41856
    Unique aggregates announced from the LACNIC address blocks:   19923
LACNIC Region origin ASes present in the Internet Routing Table:   3706
    LACNIC Prefixes per ASN:                                      11.29
LACNIC Region origin ASes announcing only one prefix:              1323
LACNIC Region transit ASes present in the Internet Routing Table:   747
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        38
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2864
Number of LACNIC addresses announced to Internet:              88141056
    Equivalent to 5 /8s, 64 /16s and 237 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   8822
    Total AfriNIC prefixes after maximum aggregation:              2344
    AfriNIC Deaggregation factor:                                  3.76
Prefixes being announced from the AfriNIC address blocks:         11199
    Unique aggregates announced from the AfriNIC address blocks:   4015
AfriNIC Region origin ASes present in the Internet Routing Table:   238
    AfriNIC Prefixes per ASN:                                     47.05
AfriNIC Region origin ASes announcing only one prefix:               83
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       17
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  109
Number of AfriNIC addresses announced to Internet:             40621056
    Equivalent to 2 /8s, 107 /16s and 212 /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        9562       8729      40  CHINAMOBILE-CN China Mobile Communicati
 56047        1505        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1428        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1417        834     106  CMNET-JIANGSU-AP China Mobile communica
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 24547         752        168      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 17676         739      10616     152  GIGAINFRA SoftBank Corp., JP
  9394         663       4270      56  CTTNET China TieTong Telecommunications
  2907         602       2161     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9459      11189    3325  AMAZON-02, US
 22773        3499       3039     295  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2985       3841    1414  DNIC-ASBLK-00306-00371, US
  7018        2576      23628    1594  ATT-INTERNET4, US
  5650        1891       2744    1316  FRONTIER-FRTR, US
 18566        1852        373     314  MEGAPATH5-, US
 11776        1843        254     221  ATLANTICBB-JOHNSTOWN, US
  6167        1734       3035     444  CELLCO-PART, US
   209        1713       4899     329  CENTURYLINK-US-LEGACY-QWEST, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        1583        140    1256  AKAMAI-ASN1, NL
 61317         912         60     767  ASDETUK www.heficed.com, US
  3215         892       4823     300  France Telecom - Orange, FR
  8452         891       1841      14  TE-AS TE-AS, EG
 25019         872       1035     152  SAUDINETSTC-AS, SA
 34984         834        108     530  TELLCOM-AS, TR
  8386         707        109     242  KOCNET, TR
  8376         683         54      17  Jordan Data Communications, JO
 58224         631        476     482  TCI, IR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5873       1666    1008  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 10620        1875        265    1236  Telmex Colombia S.A., CO
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1081        369      22  Telefonica del Peru S.A.A., PE
 26615        1048       2502      52  TIM SA, BR
 18881         991       1120      28  TELEFONICA BRASIL S.A, BR
 11664         920        148     402  Techtel LMDS Comunicaciones Interactiva
 28006         616         75     279  CORPORACION NACIONAL DE TELECOMUNICACIO
 26599         596       2965      47  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1189        388      22  LINKdotNET-AS, EG
 24835        1029        457      25  RAYA-AS, EG
 36935         674        520      41  Vodafone-, EG
 36992         672        988     337  ETISALAT-MISR, EG
 36914         518         82       3  KENET-AS, KE
 15399         424         36     169  WANANCHI-, KE
 36903         415        192     302  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 29571         381         36     158  ORANGE-COTE-IVOIRE, CI
 37693         313        594      41  TUNISIANA, TN

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9562       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9459      11189    3325  AMAZON-02, US
  8151        5873       1666    1008  UNINET, MX
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 22773        3499       3039     295  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2985       3841    1414  DNIC-ASBLK-00306-00371, US
  7018        2576      23628    1594  ATT-INTERNET4, US
 11830        2005        369      64  Instituto Costarricense de Electricidad
  5650        1891       2744    1316  FRONTIER-FRTR, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 16509        9459         6134  AMAZON-02, US
  8151        5873         4865  UNINET, MX
 39891        4570         4516  ALJAWWALSTC-AS, SA
 22773        3499         3204  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 11776        1843         1622  ATLANTICBB-JOHNSTOWN, US
   367        2985         1571  DNIC-ASBLK-00306-00371, US
 18566        1852         1538  MEGAPATH5-, US
 56047        1505         1471  CMNET-HUNAN-AP China Mobile communications corp
   209        1713         1384  CENTURYLINK-US-LEGACY-QWEST, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    396451  UNALLOCATED  12.6.254.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
43.243.102.0/24      Origin:     64050  BCPL-SG BGPNET Global ASN, SG
43.243.102.0/24     Transit:      2914  NTT-LTD-2914, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:8       /10:29      /11:45      /12:127     
/13:188     /14:499     /15:1000    /16:7430    /17:3491    /18:4078    
/19:7921    /20:12364   /21:15554   /22:28731   /23:29190   /24:146287  
/25:85      /26:61      /27:71      /28:18      /29:21      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3324        4570  ALJAWWALSTC-AS, SA
  8151        3114        5873  UNINET, MX
 22773        2557        3499  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1937        9459  AMAZON-02, US
 18566        1766        1852  MEGAPATH5-, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telec
  5650        1380        1891  FRONTIER-FRTR, US
 10620        1128        1875  Telmex Colombia S.A., CO
  7018        1127        2576  ATT-INTERNET4, US
   209         967        1713  CENTURYLINK-US-LEGACY-QWEST, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

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

   1:14        2:527       3:248       4:5         5:1308      6:149    
   7:5         8:728      11:171      12:1094     13:315      14:102    
  15:283      16:167      17:6        18:656      20:232      21:4      
  22:188      23:2396     24:775      25:2        27:25       29:19     
  31:427      32:37       34:2        35:56       36:1063     37:921    
  38:1328     39:503      40:61       41:1027     42:20       43:207    
  44:42       45:3377     46:859      47:154      49:20       50:335    
  51:477      52:1389     54:356      55:803      56:5        57:23     
  58:7        59:32       60:18       61:70       62:585      63:889    
  64:2050     65:1157     66:2289     67:954      68:639      69:1248   
  70:495      71:264      72:695      74:1052     75:435      76:226    
  77:337      78:606      79:256      80:375      81:329      82:314    
  83:159      84:363      85:430      86:214      87:300      88:226    
  89:599      90:90       91:941      92:504      93:936      94:672    
  95:1223     96:278      97:70       98:547      99:163     100:45     
 101:26      102:274     103:1214    104:1401    105:68      106:42     
 107:1375    108:530     109:331     110:34      111:1733    112:472    
 113:48      114:33      115:18      116:47      117:955     118:64     
 119:151     120:1081    121:42      122:93      123:81      124:57     
 125:15      128:449     129:375     130:613     131:1102    132:561    
 133:267     134:440     135:120     136:416     137:545     138:907    
 139:539     140:580     141:271     142:786     143:675     144:376    
 145:90      146:596     147:420     148:692     149:719     150:291    
 151:587     152:519     153:146     154:616     155:765     156:621    
 157:324     158:436     159:667     160:661     161:633     162:954    
 163:403     164:660     165:566     166:588     167:624     168:1396   
 169:182     170:1525    171:99      172:1320    173:836     174:283    
 175:40      176:827     177:927     178:383     179:698     180:50     
 181:1585    182:15      183:876     184:505     185:3396    186:1845   
 187:875     188:732     189:1326    190:4243    191:357     192:4926   
 193:1952    194:1438    195:1142    196:920     197:862     198:2599   
 199:3260    200:3183    201:3221    202:1110    203:625     204:2239   
 205:1838    206:1643    207:1432    208:1432    209:1953    210:336    
 211:475     212:1026    213:847     214:1069    215:57      216:2518   
 217:571     218:521     219:24      220:30      221:287     222:33     
 223:619    

End of report


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