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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Apr 2 20:16:32 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 02 Apr, 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:                              175345
    Prefixes after maximum aggregation (per Origin AS):           75848
    Deaggregation factor:                                          2.31
    Unique aggregates announced (without unneeded subnets):       95732
    Number of IPv4 prefixes with a valid ROA:                     67678
    Number of IPv4 prefixes with an invalid ROA:                     14
    Number of IPv4 prefixes with no ROA:                         107653
Total ASes present in the Internet Routing Table:                 14567
    Prefixes per ASN:                                             12.04
Origin-only ASes present in the Internet Routing Table:           12519
Origin ASes announcing only one prefix:                            5722
Transit ASes present in the Internet Routing Table:                2048
Transit-only ASes present in the Internet Routing Table:            612
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.9
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               212
    Number of instances of unregistered ASNs:                       212
Number of 32-bit ASNs allocated by the RIRs:                      43989
Number of 32-bit ASNs visible in the Routing Table:                5430
Prefixes from 32-bit ASNs in the Routing Table:                   18398
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:             93
Number of addresses announced to Internet:                    957705004
    Equivalent to 57 /8s, 21 /16s and 107 /24s
    Percentage of available address space announced:               25.9
    Percentage of allocated address space announced:               25.9
    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:       52535

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

Prefixes being announced by APNIC Region ASes:                    28343
    Total APNIC prefixes after maximum aggregation:                6309
    APNIC Deaggregation factor:                                    4.49
Prefixes being announced from the APNIC address blocks:           28107
    Unique aggregates announced from the APNIC address blocks:     7171
APNIC Region origin ASes present in the Internet Routing Table:    1053
    APNIC Prefixes per ASN:                                       26.69
APNIC Region origin ASes announcing only one prefix:                423
APNIC Region transit ASes present in the Internet Routing Table:    179
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    460
Number of APNIC addresses announced to Internet:              151375496
    Equivalent to 9 /8s, 5 /16s and 206 /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:                     77105
    Total ARIN prefixes after maximum aggregation:                41697
    ARIN Deaggregation factor:                                     1.85
Prefixes being announced from the ARIN address blocks:            75941
    Unique aggregates announced from the ARIN address blocks:     47440
ARIN Region origin ASes present in the Internet Routing Table:     6395
    ARIN Prefixes per ASN:                                        11.88
ARIN Region origin ASes announcing only one prefix:                2815
ARIN Region transit ASes present in the Internet Routing Table:     576
Average ARIN Region AS path length visible:                         5.6
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1334
Number of ARIN addresses announced to Internet:               551826900
    Equivalent to 32 /8s, 228 /16s and 53 /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:                     34570
    Total RIPE prefixes after maximum aggregation:                16281
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            35058
    Unique aggregates announced from the RIPE address blocks:     23208
RIPE Region origin ASes present in the Internet Routing Table:     3145
    RIPE Prefixes per ASN:                                        11.15
RIPE Region origin ASes announcing only one prefix:                1334
RIPE Region transit ASes present in the Internet Routing Table:     500
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1175
Number of RIPE addresses announced to Internet:               156126928
    Equivalent to 9 /8s, 78 /16s and 78 /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:                   31078
    Total LACNIC prefixes after maximum aggregation:               9822
    LACNIC Deaggregation factor:                                   3.16
Prefixes being announced from the LACNIC address blocks:          30755
    Unique aggregates announced from the LACNIC address blocks:   15337
LACNIC Region origin ASes present in the Internet Routing Table:   3050
    LACNIC Prefixes per ASN:                                      10.08
LACNIC Region origin ASes announcing only one prefix:              1062
LACNIC Region transit ASes present in the Internet Routing Table:   617
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:  2349
Number of LACNIC addresses announced to Internet:              70848000
    Equivalent to 4 /8s, 57 /16s and 14 /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:                   4037
    Total AfriNIC prefixes after maximum aggregation:              1565
    AfriNIC Deaggregation factor:                                  2.58
Prefixes being announced from the AfriNIC address blocks:          5391
    Unique aggregates announced from the AfriNIC address blocks:   2488
AfriNIC Region origin ASes present in the Internet Routing Table:   218
    AfriNIC Prefixes per ASN:                                     24.73
AfriNIC Region origin ASes announcing only one prefix:               88
AfriNIC Region transit ASes present in the Internet Routing Table:   55
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  112
Number of AfriNIC addresses announced to Internet:             27474432
    Equivalent to 1 /8s, 163 /16s and 58 /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        9650       8741      60  CHINAMOBILE-CN China Mobile Communicati
 56047        1504        192      47  CMNET-HUNAN-AP China Mobile communicati
 56046        1472        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1446        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         786        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         442        180      24  CSTNET-AS-AP Computer Network Informati
 56040         436        489     108  CMNET-GUANGDONG-AP China Mobile communi

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        9785      11361    3425  AMAZON-02, US
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2886       3581    1368  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1694       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1564        101    1154  USDA-1, US
  5972        1419        393     636  DNIC-ASBLK-05800-06055, US
  7979        1002         66     196  SERVERS-COM, US
   855         958        271      83  CANET-ASN-4, CA
 19901         843        553     627  BRSPD-PUBLIC, 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        4758        286      60  ALJAWWALSTC-AS, SA
 20940        1271        108    1041  AKAMAI-ASN1, NL
  3215         900       4830     297  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         714         59      22  Jordan Data Communications, JO
  8452         544       1841      11  TE-AS TE-AS, EG
 51167         438         81     185  CONTABO, DE
 58224         436        247     335  TCI, IR
 20978         420        196      13  TT_MOBIL Istanbul, TR
 35819         386        378      73  MOBILY-AS Etihad Etisalat Company Mobil

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        5119       1366     827  UNINET, MX
  3816        1312        788     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1081        369      22  Telefonica del Peru S.A.A., PE
 11830        1039        324       5  Instituto Costarricense de Electricidad
 18881         921       1128      28  TELEFONICA BRASIL S.A, BR
 11664         591        108     224  Techtel LMDS Comunicaciones Interactiva
 26599         572       2945      46  TELEFONICA BRASIL S.A, BR
 10620         499         64     420  Telmex Colombia S.A., CO
 13999         485         66     208  Mega Cable, S.A. de C.V., MX
 27843         226         20      32  WIN EMPRESAS S.A.C., PE

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         683        242     207  LINKdotNET-AS, EG
 36992         404        638     266  ETISALAT-MISR, EG
 36935         268         67      79  Vodafone-, EG
 36914         206         82       3  KENET-AS, KE
 24835         199        162     115  RAYA-AS, EG
 37282         163         26       6  MAINONE, NG
327687         161         28       3  RENU, UG
 37492         156        471      44  ORANGE-, TN
 37693         145        595      51  TUNISIANA, TN
 15706         110         12      26  Sudatel, SD

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        9785      11361    3425  AMAZON-02, US
  9808        9650       8741      60  CHINAMOBILE-CN China Mobile Communicati
  8151        5119       1366     827  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2886       3581    1368  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1694       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1564        101    1154  USDA-1, US
 56047        1504        192      47  CMNET-HUNAN-AP China Mobile communicati

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        9650         9590  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5119         4292  UNINET, MX
 11776        1857         1637  ATLANTICBB-JOHNSTOWN, US
   367        2886         1518  DNIC-ASBLK-00306-00371, US
 56047        1504         1457  CMNET-HUNAN-AP China Mobile communications corp
   209        1694         1380  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1446         1373  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1472         1362  CMNET-JIANGSU-AP China Mobile communications co
  3816        1312         1113  COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
41.79.128.0/22      Transit:     15964  CAMNET-AS, CM
41.204.248.0/24      Origin:     36911  RESERVED, ZZ
41.204.248.0/24     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        /8:11       /9:4       /10:14      /11:25      /12:71      
/13:108     /14:326     /15:660     /16:4552    /17:2213    /18:2307    
/19:4887    /20:8048    /21:10271   /22:18920   /23:19577   /24:103193  
/25:31      /26:20      /27:49      /28:16      /29:21      /30:17      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2854        5119  UNINET, MX
 16509        2085        9785  AMAZON-02, US
   209         957        1694  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1857  ATLANTICBB-JOHNSTOWN, US
 11830         880        1039  Instituto Costarricense de Electricidad y Telec
 19901         702         843  BRSPD-PUBLIC, US
  6147         679        1081  Telefonica del Peru S.A.A., PE
  8376         559         714  Jordan Data Communications, JO
  7979         451        1002  SERVERS-COM, US

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

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

   1:7         2:373       3:288       5:1071      6:144       7:5      
   8:618      11:171      12:256      13:319      14:99       15:281    
  16:174      17:6        18:702      20:33       21:4        22:188    
  23:1785     24:403      25:2        27:18       29:19       31:172    
  32:1        34:5        35:47       36:1151     37:489      38:844    
  39:523      40:7        41:578      42:22       43:183      44:26     
  45:2275     46:582      47:98       49:7        50:256      51:470    
  52:1348     54:268      55:997      57:16       58:4        59:32     
  60:19       61:62       62:329      63:434      64:1426     65:797    
  66:1193     67:660      68:155      69:721      70:146      71:189    
  72:361      74:714      75:392      76:190      77:273      78:517    
  79:160      80:195      81:188      82:164      83:95       84:176    
  85:317      86:142      87:142      88:119      89:467      90:97     
  91:518      92:397      93:784      94:561      95:1075     96:159    
  97:32       98:127      99:146     100:22      101:25      102:256    
 103:1052    104:683     105:31      106:3       107:223     108:291    
 109:255     110:24      111:1795    112:447     113:40      114:32     
 115:11      116:32      117:950     118:51      119:97      120:1091   
 121:32      122:81      123:20      124:57      125:11      128:310    
 129:250     130:449     131:734     132:452     133:264     134:252    
 135:66      136:373     137:401     138:722     139:391     140:561    
 141:316     142:658     143:570     144:318     145:59      146:332    
 147:279     148:544     149:498     150:284     151:495     152:287    
 153:116     154:524     155:616     156:381     157:237     158:316    
 159:514     160:330     161:406     162:676     163:272     164:613    
 165:366     166:99      167:375     168:941     169:152     170:1220   
 171:67      172:900     173:617     174:102     175:46      176:393    
 177:752     178:320     179:494     180:59      181:976     182:21     
 183:854     184:198     185:2217    186:1013    187:723     188:486    
 189:1037    190:2932    191:180     192:3078    193:1173    194:756    
 195:549     196:299     197:388     198:1482    199:3142    200:2642   
 201:2518    202:907     203:589     204:1617    205:1539    206:988    
 207:887     208:895     209:1372    210:299     211:424     212:614    
 213:525     214:1038    215:43      216:1615    217:278     218:515    
 219:19      220:29      221:302     222:16      223:631    

End of report


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