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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Sep 10 20:16:54 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 10 Sep, 2024

  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:                              248878
    Prefixes after maximum aggregation (per Origin AS):          111645
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      133854
    Number of IPv4 prefixes with a valid ROA:                    103015
    Number of IPv4 prefixes with an invalid ROA:                    103
    Number of IPv4 prefixes with no ROA:                         145760
Total ASes present in the Internet Routing Table:                 20523
    Prefixes per ASN:                                             12.13
Origin-only ASes present in the Internet Routing Table:           17671
Origin ASes announcing only one prefix:                            7987
Transit ASes present in the Internet Routing Table:                2852
Transit-only ASes present in the Internet Routing Table:            713
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               316
    Number of instances of unregistered ASNs:                       317
Number of 32-bit ASNs allocated by the RIRs:                      45346
Number of 32-bit ASNs visible in the Routing Table:                7976
Prefixes from 32-bit ASNs in the Routing Table:                   28102
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            141
Number of addresses announced to Internet:                   1511110269
    Equivalent to 90 /8s, 17 /16s and 182 /24s
    Percentage of available address space announced:               40.8
    Percentage of allocated address space announced:               40.8
    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:       77903

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

Prefixes being announced by APNIC Region ASes:                    32170
    Total APNIC prefixes after maximum aggregation:                8105
    APNIC Deaggregation factor:                                    3.97
Prefixes being announced from the APNIC address blocks:           31539
    Unique aggregates announced from the APNIC address blocks:     9400
APNIC Region origin ASes present in the Internet Routing Table:    1274
    APNIC Prefixes per ASN:                                       24.76
APNIC Region origin ASes announcing only one prefix:                510
APNIC Region transit ASes present in the Internet Routing Table:    219
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    574
Number of APNIC addresses announced to Internet:              202209388
    Equivalent to 12 /8s, 13 /16s and 120 /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:                    114251
    Total ARIN prefixes after maximum aggregation:                61073
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113119
    Unique aggregates announced from the ARIN address blocks:     63968
ARIN Region origin ASes present in the Internet Routing Table:     9051
    ARIN Prefixes per ASN:                                        12.50
ARIN Region origin ASes announcing only one prefix:                3760
ARIN Region transit ASes present in the Internet Routing Table:     816
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:    1976
Number of ARIN addresses announced to Internet:               874269249
    Equivalent to 52 /8s, 28 /16s and 74 /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:                     47523
    Total RIPE prefixes after maximum aggregation:                25781
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            48164
    Unique aggregates announced from the RIPE address blocks:     34757
RIPE Region origin ASes present in the Internet Routing Table:     4767
    RIPE Prefixes per ASN:                                        10.10
RIPE Region origin ASes announcing only one prefix:                2079
RIPE Region transit ASes present in the Internet Routing Table:     701
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          22
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1884
Number of RIPE addresses announced to Internet:               299432144
    Equivalent to 17 /8s, 216 /16s and 248 /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:                   44581
    Total LACNIC prefixes after maximum aggregation:              13557
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          43818
    Unique aggregates announced from the LACNIC address blocks:   20507
LACNIC Region origin ASes present in the Internet Routing Table:   4260
    LACNIC Prefixes per ASN:                                      10.29
LACNIC Region origin ASes announcing only one prefix:              1492
LACNIC Region transit ASes present in the Internet Routing Table:   900
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3372
Number of LACNIC addresses announced to Internet:              95117312
    Equivalent to 5 /8s, 171 /16s and 96 /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:                  10037
    Total AfriNIC prefixes after maximum aggregation:              2907
    AfriNIC Deaggregation factor:                                  3.45
Prefixes being announced from the AfriNIC address blocks:         12097
    Unique aggregates announced from the AfriNIC address blocks:   5108
AfriNIC Region origin ASes present in the Internet Routing Table:   323
    AfriNIC Prefixes per ASN:                                     37.45
AfriNIC Region origin ASes announcing only one prefix:              146
AfriNIC Region transit ASes present in the Internet Routing Table:   81
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  170
Number of AfriNIC addresses announced to Internet:             40004864
    Equivalent to 2 /8s, 98 /16s and 109 /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        9734       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1512        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         562      10607     150  GIGAINFRA SoftBank Corp., JP
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 56040         473        489     113  CMNET-GUANGDONG-AP China Mobile communica

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       10664      11797    3753  AMAZON-02, US
   749        3250      54907    2502  DNIC-AS-00749, US
  7018        3020      23680    1901  ATT-INTERNET4, US
   367        2511       3026    1185  DNIC-ASBLK-00306-00371, US
 22773        2452       2075     702  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2104        139    1363  USDA-1, US
  6167        1809       3398     434  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1537        165     765  AS-COLOCROSSING, 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        2133        119      36  ALJAWWALSTC-AS, SA
 20940        1329        106    1076  AKAMAI-ASN1, NL
  3257         970       2083     773  GTT-BACKBONE GTT, US
  3215         917       4890     283  France Telecom - Orange, FR
  8452         834       1841      12  TE-AS TE-AS, EG
  8376         708         58      30  Jordan Data Communications, JO
212238         569         41     500  CDNEXT, GB
  3320         555       8318     471  DTAG Internet service provider operations
 51167         555        107     243  CONTABO, DE
 61317         507         35     453  ASDETUK www.heficed.com, US

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        5966       1705     715  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1337        193    1008  Telmex Colombia S.A., CO
  3816        1316        774     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1103        369      22  Telefonica del Peru S.A.A., PE
 26615        1043       2503      53  TIM SA, BR
 18881         867       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         535       2892      68  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        1399        389      16  LINKdotNET-AS, EG
 29571        1028         71     282  ORANGE-COTE-IVOIRE, CI
 24835         987        427     146  RAYA-AS, EG
 36992         819       1037     346  ETISALAT-MISR, EG
 36935         708        130     180  Vodafone-, EG
 36914         524         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 20011         377         41     215  INTERNET-SOLUTIONS, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  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
 16509       10664      11797    3753  AMAZON-02, US
  9808        9734       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5966       1705     715  UNINET, MX
   749        3250      54907    2502  DNIC-AS-00749, US
  7018        3020      23680    1901  ATT-INTERNET4, US
   367        2511       3026    1185  DNIC-ASBLK-00306-00371, US
 22773        2452       2075     702  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2104        139    1363  USDA-1, US
 11830        2009        369      64  Instituto Costarricense de Electricidad y

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

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

   ASN  No of nets  Net Savings  Description
  9808        9734         9659  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5966         5251  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2452         1750  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1512         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1399         1383  LINKdotNET-AS, EG
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1549         1377  CMNET-JIANGSU-AP China Mobile communications co

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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             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

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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.164.153.0/24      Origin:    215051  IPV4GUARD, DE
23.164.153.0/24     Transit:    202673  OHZ, ES
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

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       /9:10      /10:29      /11:41      /12:138     
/13:198     /14:527     /15:1038    /16:7114    /17:3373    /18:3950    
/19:7447    /20:11588   /21:14872   /22:27165   /23:26844   /24:144357  
/25:38      /26:53      /27:33      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3034        5966  UNINET, MX
 16509        2150       10664  AMAZON-02, US
 22773        1852        2452  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1329        3020  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         878        1809  CELLCO-PART, US
 19901         825         974  BRSPD-PUBLIC, US
 10620         790        1337  Telmex Colombia S.A., CO

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

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

   1:41        2:304       3:461       4:5         5:965       6:147    
   7:5         8:688      11:171      12:1013     13:316      14:106    
  15:288      16:226      17:6        18:843      20:144      21:4      
  22:188      23:2273     24:645      25:2        27:36       29:19     
  31:340      32:26       34:10       35:71       36:1198     37:681    
  38:1493     39:543      40:52       41:1155     42:174      43:203    
  44:40       45:3690     46:834      47:97       49:31       50:355    
  51:370      52:1366     54:274      55:961      56:8        57:18     
  58:33       59:30       60:16       61:51       62:490      63:780    
  64:1667     65:1087     66:1470     67:903      68:506      69:1069   
  70:310      71:205      72:592      74:916      75:422      76:221    
  77:330      78:579      79:257      80:330      81:367      82:310    
  83:172      84:348      85:504      86:218      87:205      88:229    
  89:897      90:93       91:990      92:578      93:810      94:628    
  95:390      96:216      97:62       98:455      99:161     100:13     
 101:19      102:409     103:1388    104:993     105:171     106:13     
 107:1232    108:455     109:383     110:28      111:1847    112:449    
 113:40      114:46      115:29      116:42      117:963     118:175    
 119:120     120:1102    121:38      122:157     123:161     124:74     
 125:14      128:481     129:359     130:637     131:930     132:576    
 133:195     134:466     135:109     136:477     137:548     138:969    
 139:421     140:669     141:448     142:833     143:725     144:414    
 145:81      146:601     147:475     148:702     149:653     150:313    
 151:614     152:655     153:136     154:732     155:737     156:695    
 157:376     158:450     159:679     160:876     161:659     162:861    
 163:410     164:739     165:817     166:588     167:660     168:1296   
 169:168     170:1538    171:102     172:1160    173:782     174:231    
 175:42      176:399     177:1179    178:436     179:795     180:72     
 181:1592    182:44      183:832     184:459     185:3153    186:1890   
 187:1014    188:676     189:1419    190:4008    191:433     192:4865   
 193:1870    194:1386    195:977     196:871     197:1047    198:2513   
 199:4483    200:3401    201:3279    202:1139    203:694     204:2094   
 205:1934    206:1560    207:1425    208:1178    209:1808    210:373    
 211:465     212:990     213:751     214:1021    215:43      216:2373   
 217:479     218:526     219:22      220:186     221:300     222:21     
 223:653    

End of report


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