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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 2 20:16:51 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 02 Jun, 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:                              192362
    Prefixes after maximum aggregation (per Origin AS):           84982
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      106055
    Number of IPv4 prefixes with a valid ROA:                     77078
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         115264
Total ASes present in the Internet Routing Table:                 16135
    Prefixes per ASN:                                             11.92
Origin-only ASes present in the Internet Routing Table:           13941
Origin ASes announcing only one prefix:                            6416
Transit ASes present in the Internet Routing Table:                2194
Transit-only ASes present in the Internet Routing Table:            610
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.9
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               253
    Number of instances of unregistered ASNs:                       253
Number of 32-bit ASNs allocated by the RIRs:                      44644
Number of 32-bit ASNs visible in the Routing Table:                5815
Prefixes from 32-bit ASNs in the Routing Table:                   19967
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:            111
Number of addresses announced to Internet:                   1121853085
    Equivalent to 66 /8s, 222 /16s and 30 /24s
    Percentage of available address space announced:               30.3
    Percentage of allocated address space announced:               30.3
    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:       56894

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

Prefixes being announced by APNIC Region ASes:                    30314
    Total APNIC prefixes after maximum aggregation:                7185
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29846
    Unique aggregates announced from the APNIC address blocks:     8146
APNIC Region origin ASes present in the Internet Routing Table:    1181
    APNIC Prefixes per ASN:                                       25.27
APNIC Region origin ASes announcing only one prefix:                483
APNIC Region transit ASes present in the Internet Routing Table:    202
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         17
Number of APNIC region 32-bit ASNs visible in the Routing Table:    525
Number of APNIC addresses announced to Internet:              201648492
    Equivalent to 12 /8s, 4 /16s and 233 /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:                     88916
    Total ARIN prefixes after maximum aggregation:                48552
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            87515
    Unique aggregates announced from the ARIN address blocks:     54703
ARIN Region origin ASes present in the Internet Routing Table:     7466
    ARIN Prefixes per ASN:                                        11.72
ARIN Region origin ASes announcing only one prefix:                3246
ARIN Region transit ASes present in the Internet Routing Table:     669
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1543
Number of ARIN addresses announced to Internet:               655257697
    Equivalent to 39 /8s, 14 /16s and 112 /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:                     37210
    Total RIPE prefixes after maximum aggregation:                17702
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:            37978
    Unique aggregates announced from the RIPE address blocks:     25499
RIPE Region origin ASes present in the Internet Routing Table:     3526
    RIPE Prefixes per ASN:                                        10.77
RIPE Region origin ASes announcing only one prefix:                1514
RIPE Region transit ASes present in the Internet Routing Table:     543
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          25
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1304
Number of RIPE addresses announced to Internet:               161529296
    Equivalent to 9 /8s, 160 /16s and 189 /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:                   30610
    Total LACNIC prefixes after maximum aggregation:               9489
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          30353
    Unique aggregates announced from the LACNIC address blocks:   14629
LACNIC Region origin ASes present in the Internet Routing Table:   3015
    LACNIC Prefixes per ASN:                                      10.07
LACNIC Region origin ASes announcing only one prefix:              1077
LACNIC Region transit ASes present in the Internet Routing Table:   602
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2314
Number of LACNIC addresses announced to Internet:              72931072
    Equivalent to 4 /8s, 88 /16s and 215 /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:                   5059
    Total AfriNIC prefixes after maximum aggregation:              1880
    AfriNIC Deaggregation factor:                                  2.69
Prefixes being announced from the AfriNIC address blocks:          6559
    Unique aggregates announced from the AfriNIC address blocks:   2981
AfriNIC Region origin ASes present in the Internet Routing Table:   241
    AfriNIC Prefixes per ASN:                                     27.22
AfriNIC Region origin ASes announcing only one prefix:               96
AfriNIC Region transit ASes present in the Internet Routing Table:   70
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  129
Number of AfriNIC addresses announced to Internet:             30426112
    Equivalent to 1 /8s, 208 /16s and 68 /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        9648       8742      63  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1482        874     109  CMNET-JIANGSU-AP China Mobile communica
 56041        1453        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         789        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         717      10639     152  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         491        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        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        9967      11390    3547  AMAZON-02, US
   749        3222      54904    2474  DNIC-AS-00749, US
   367        2774       3385    1298  DNIC-ASBLK-00306-00371, US
  4155        1866        120    1265  USDA-1, US
 11776        1862        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1698       4898     311  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     891  CABLEONE, US
  5972        1331        387     601  DNIC-ASBLK-05800-06055, US
  7979         995         65     203  SERVERS-COM, US
   855         956        271      83  CANET-ASN-4, CA

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        1280        104    1036  AKAMAI-ASN1, NL
  3215         898       4830     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         713         60      22  Jordan Data Communications, JO
  8452         621       1841      10  TE-AS TE-AS, EG
 51167         534        102     230  CONTABO, DE
212238         508         37     441  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
 57878         382         31     188  PRAGER-IT, AT

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        5596       1592     748  UNINET, MX
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 11830        1041        324       5  Instituto Costarricense de Electricidad
 18881         758       1126      30  TELEFONICA BRASIL S.A, BR
 26599         550       2827      83  TELEFONICA BRASIL S.A, BR
 13999         493         68     215  Mega Cable, S.A. de C.V., MX
 22047         403        342      16  VTR BANDA ANCHA S.A., CL
 10620         381         47     316  Telmex Colombia S.A., CO
 27983         237         23     127  Red Intercable Digital S.A., AR

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         630        205     255  LINKdotNET-AS, EG
 24835         392        396      29  RAYA-AS, EG
  2018         375        319      71  TENET-1, ZA
 36935         317        518      27  Vodafone-, EG
 29571         316         44     120  ORANGE-COTE-IVOIRE, CI
 36914         249         82       3  KENET-AS, KE
 36992         183        231     158  ETISALAT-MISR, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36903         140         63     121  MT-MPLS, MA

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        9967      11390    3547  AMAZON-02, US
  9808        9648       8742      63  CHINAMOBILE-CN China Mobile Communicati
  8151        5596       1592     748  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3222      54904    2474  DNIC-AS-00749, US
   367        2774       3385    1298  DNIC-ASBLK-00306-00371, US
  4155        1866        120    1265  USDA-1, US
 11776        1862        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1698       4898     311  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     891  CABLEONE, 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
  9808        9648         9585  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5596         4848  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 11776        1862         1642  ATLANTICBB-JOHNSTOWN, US
   367        2774         1476  DNIC-ASBLK-00306-00371, US
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   209        1698         1387  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1453         1380  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1482         1373  CMNET-JIANGSU-AP China Mobile communications co
  3816        1323         1132  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
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.164.235.0/24           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
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      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

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       /9:6       /10:17      /11:31      /12:93      
/13:125     /14:359     /15:702     /16:5959    /17:2478    /18:2576    
/19:5486    /20:8756    /21:10958   /22:20028   /23:20734   /24:113821  
/25:67      /26:39      /27:65      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2982        5596  UNINET, MX
 16509        2106        9967  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         960        1698  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1862  ATLANTICBB-JOHNSTOWN, US
 11830         882        1041  Instituto Costarricense de Electricidad y Telec
 19901         749         890  BRSPD-PUBLIC, US
  6147         680        1087  Telefonica del Peru S.A.A., PE
  8376         558         713  Jordan Data Communications, JO

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

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

   1:11        2:381       3:337       5:1120      6:148       7:5      
   8:634      11:171      12:662      13:307      14:100      15:283    
  16:181      17:5        18:739      20:33       21:4        22:188    
  23:1897     24:734      25:2        27:27       29:19       31:209    
  32:1        34:10       35:59       36:1179     37:439      38:843    
  39:527      40:11       41:814      42:13       43:170      44:34     
  45:2466     46:646      47:98       49:13       50:295      51:478    
  52:1369     54:276      55:975      57:14       58:6        59:38     
  60:17       61:64       62:348      63:508      64:1560     65:823    
  66:1281     67:840      68:177      69:821      70:139      71:193    
  72:475      74:732      75:390      76:211      77:340      78:579    
  79:191      80:234      81:192      82:221      83:131      84:205    
  85:369      86:163      87:164      88:159      89:564      90:97     
  91:618      92:439      93:830      94:517      95:1120     96:363    
  97:34       98:139      99:147     100:23      101:21      102:216    
 103:1149    104:785     105:145     106:3       107:175     108:310    
 109:278     110:40      111:1785    112:447     113:42      114:33     
 115:16      116:31      117:962     118:72      119:113     120:1087   
 121:18      122:85      123:21      124:58      125:14      128:363    
 129:282     130:509     131:830     132:505     133:195     134:345    
 135:89      136:376     137:431     138:787     139:398     140:592    
 141:322     142:708     143:595     144:329     145:64      146:501    
 147:400     148:585     149:497     150:295     151:579     152:581    
 153:119     154:595     155:689     156:455     157:272     158:318    
 159:680     160:732     161:479     162:705     163:289     164:645    
 165:399     166:104     167:392     168:965     169:158     170:1263   
 171:66      172:943     173:821     174:194     175:41      176:418    
 177:755     178:351     179:517     180:57      181:997     182:21     
 183:832     184:309     185:2517    186:784     187:813     188:632    
 189:1130    190:2770    191:246     192:3932    193:1323    194:883    
 195:602     196:425     197:437     198:2001    199:3723    200:2474   
 201:2400    202:1067    203:639     204:1782    205:1684    206:1196   
 207:1151    208:944     209:1417    210:344     211:433     212:712    
 213:585     214:1028    215:42      216:1797    217:338     218:525    
 219:23      220:29      221:303     222:20      223:636    

End of report


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