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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Nov 12 20:17:02 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 12 Nov, 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:                              249550
    Prefixes after maximum aggregation (per Origin AS):          110096
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      133804
    Number of IPv4 prefixes with a valid ROA:                    109378
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         140148
Total ASes present in the Internet Routing Table:                 20210
    Prefixes per ASN:                                             12.35
Origin-only ASes present in the Internet Routing Table:           17378
Origin ASes announcing only one prefix:                            7809
Transit ASes present in the Internet Routing Table:                2832
Transit-only ASes present in the Internet Routing Table:            738
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               330
    Number of instances of unregistered ASNs:                       331
Number of 32-bit ASNs allocated by the RIRs:                      45834
Number of 32-bit ASNs visible in the Routing Table:                7891
Prefixes from 32-bit ASNs in the Routing Table:                   28829
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:            138
Number of addresses announced to Internet:                   1485583869
    Equivalent to 88 /8s, 140 /16s and 53 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               40.1
    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:       79076

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

Prefixes being announced by APNIC Region ASes:                    31839
    Total APNIC prefixes after maximum aggregation:                7747
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           31103
    Unique aggregates announced from the APNIC address blocks:     8763
APNIC Region origin ASes present in the Internet Routing Table:    1223
    APNIC Prefixes per ASN:                                       25.43
APNIC Region origin ASes announcing only one prefix:                481
APNIC Region transit ASes present in the Internet Routing Table:    215
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    542
Number of APNIC addresses announced to Internet:              174463340
    Equivalent to 10 /8s, 102 /16s and 25 /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:                    111875
    Total ARIN prefixes after maximum aggregation:                59407
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110792
    Unique aggregates announced from the ARIN address blocks:     62162
ARIN Region origin ASes present in the Internet Routing Table:     8920
    ARIN Prefixes per ASN:                                        12.42
ARIN Region origin ASes announcing only one prefix:                3723
ARIN Region transit ASes present in the Internet Routing Table:     823
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:               871308929
    Equivalent to 51 /8s, 239 /16s and 30 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     47670
    Total RIPE prefixes after maximum aggregation:                24920
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            48884
    Unique aggregates announced from the RIPE address blocks:     34372
RIPE Region origin ASes present in the Internet Routing Table:     4578
    RIPE Prefixes per ASN:                                        10.68
RIPE Region origin ASes announcing only one prefix:                1977
RIPE Region transit ASes present in the Internet Routing Table:     679
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1810
Number of RIPE addresses announced to Internet:               300761040
    Equivalent to 17 /8s, 237 /16s and 63 /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,
                        53/8,  57/8,  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:                   48498
    Total LACNIC prefixes after maximum aggregation:              14801
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          47428
    Unique aggregates announced from the LACNIC address blocks:   23330
LACNIC Region origin ASes present in the Internet Routing Table:   4332
    LACNIC Prefixes per ASN:                                      10.95
LACNIC Region origin ASes announcing only one prefix:              1508
LACNIC Region transit ASes present in the Internet Routing Table:   892
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3416
Number of LACNIC addresses announced to Internet:              98889792
    Equivalent to 5 /8s, 228 /16s and 240 /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:                   9338
    Total AfriNIC prefixes after maximum aggregation:              3001
    AfriNIC Deaggregation factor:                                  3.11
Prefixes being announced from the AfriNIC address blocks:         11205
    Unique aggregates announced from the AfriNIC address blocks:   5061
AfriNIC Region origin ASes present in the Internet Routing Table:   288
    AfriNIC Prefixes per ASN:                                     38.91
AfriNIC Region origin ASes announcing only one prefix:              120
AfriNIC Region transit ASes present in the Internet Routing Table:   82
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  147
Number of AfriNIC addresses announced to Internet:             40097280
    Equivalent to 2 /8s, 99 /16s and 214 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9886       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1549        797     177  CMNET-JIANGSU-AP China Mobile communicati
 56047        1509        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1489        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         529       9935     162  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10971      12014    3864  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3173      23666    2010  ATT-INTERNET4, US
   367        2493       3010    1162  DNIC-ASBLK-00306-00371, US
 22773        2471       2082     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2214        150    1377  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  CELLCO-PART, US
   209        1673       4896     297  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1403       1047     109  ATT-MOBILITY-LLC-AS20057, 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        3197        194      63  ALJAWWALSTC-AS, SA
 20940        1356        105    1077  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         801       2073     696  GTT-BACKBONE GTT, US
  8452         723       1842      17  TE-AS TE-AS, EG
  8376         665         57      29  Jordan Data Communications, JO
 25019         588       1001     133  SAUDINETSTC-AS, SA
  3320         576       8321     487  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         502         37     452  CDNEXT, GB

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        6117       1780     950  UNINET, MX
 11830        2002        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1227  Telmex Colombia S.A., CO
  3816        1323        781     202  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1117        371      22  Telefonica del Peru S.A.A., PE
 26615        1031       2503      53  TIM SA, BR
 18881         860       1128      28  TELEFONICA BRASIL S.A, BR
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  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        1406        389      16  LINKdotNET-AS, EG
 29571         696         57     306  ORANGE-COTE-IVOIRE, CI
 24835         612        335     191  RAYA-AS, EG
 36992         581        968     267  ETISALAT-MISR, EG
 36935         565        125     173  Vodafone-, EG
 20011         544        138     318  INTERNET-SOLUTIONS, ZA
 36914         529         82       3  KENET-AS, KE
 37069         508       1051      15  MOBINIL, EG
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  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       10971      12014    3864  AMAZON-02, US
  9808        9886       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        6117       1780     950  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3197        194      63  ALJAWWALSTC-AS, SA
  7018        3173      23666    2010  ATT-INTERNET4, US
   367        2493       3010    1162  DNIC-ASBLK-00306-00371, US
 22773        2471       2082     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2214        150    1377  USDA-1, US
 11830        2002        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        9886         9803  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6117         5167  UNINET, MX
 39891        3197         3134  ALJAWWALSTC-AS, SA
 11830        2002         1938  Instituto Costarricense de Electricidad y Telec
 22773        2471         1760  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1874         1654  ATLANTICBB-JOHNSTOWN, US
 56047        1509         1460  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1406         1390  LINKdotNET-AS, EG
   209        1673         1376  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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, 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
    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
     63305  UNALLOCATED  12.49.58.0/24             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
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
41.204.224.0/24      Origin:     36911  RESERVED, ZZ
41.204.224.0/24     Transit:    328766  RESERVED, ZZ

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      /10:28      /11:38      /12:137     
/13:195     /14:519     /15:1021    /16:6825    /17:3392    /18:4029    
/19:7466    /20:12077   /21:14691   /22:26710   /23:26798   /24:145393  
/25:52      /26:72      /27:35      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3191        6117  UNINET, MX
 39891        2313        3197  ALJAWWALSTC-AS, SA
 16509        2238       10971  AMAZON-02, US
 22773        1868        2471  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1700        2002  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1411        3173  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         950        1673  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US
 19901         874        1034  BRSPD-PUBLIC, US

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

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

   1:75        2:528       3:506       4:5         5:1058      6:156    
   7:5         8:670      11:171      12:1013     13:303      14:118    
  15:293      16:234      17:5        18:872      20:104      21:4      
  22:188      23:2118     24:634      27:45       29:19       31:385    
  32:25       34:9        35:74       36:1211     37:647      38:1599   
  39:536      40:53       41:1007     42:219      43:205      44:32     
  45:3700     46:987      47:94       49:35       50:352      51:368    
  52:1404     54:274      55:947      56:8        57:17       58:31     
  59:29       60:16       61:65       62:483      63:769      64:1712   
  65:1070     66:1462     67:855      68:520      69:1017     70:299    
  71:199      72:557      74:895      75:413      76:239      77:424    
  78:598      79:272      80:323      81:390      82:331      83:195    
  84:332      85:470      86:224      87:224      88:241      89:783    
  90:96       91:970      92:614      93:810      94:665      95:665    
  96:191      97:62       98:446      99:164     100:21      101:30     
 102:331     103:1203    104:881     105:84      106:53      107:768    
 108:442     109:410     110:38      111:1879    112:469     113:40     
 114:59      115:17      116:46      117:977     118:174     119:116    
 120:1168    121:45      122:147     123:159     124:119     125:22     
 128:343     129:324     130:665     131:948     132:574     133:207    
 134:455     135:104     136:497     137:583     138:1032    139:398    
 140:665     141:441     142:914     143:698     144:403     145:87     
 146:632     147:509     148:699     149:616     150:315     151:610    
 152:638     153:133     154:682     155:752     156:785     157:387    
 158:462     159:638     160:714     161:602     162:839     163:373    
 164:744     165:757     166:600     167:635     168:1477    169:133    
 170:1536    171:104     172:1094    173:765     174:221     175:42     
 176:354     177:1133    178:452     179:801     180:68      181:1782   
 182:47      183:851     184:435     185:3030    186:2331    187:1123   
 188:785     189:1473    190:4894    191:461     192:4785    193:1844   
 194:1302    195:893     196:679     197:1258    198:2406    199:4530   
 200:3808    201:3218    202:1113    203:688     204:2090    205:1962   
 206:1553    207:1390    208:1212    209:1770    210:328     211:430    
 212:939     213:745     214:1010    215:41      216:2341    217:470    
 218:520     219:24      220:31      221:301     222:28      223:701    


End of report


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