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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 21 20:16:28 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 21 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:                              190574
    Prefixes after maximum aggregation (per Origin AS):           83997
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      104502
    Number of IPv4 prefixes with a valid ROA:                     76507
    Number of IPv4 prefixes with an invalid ROA:                     15
    Number of IPv4 prefixes with no ROA:                         114052
Total ASes present in the Internet Routing Table:                 15856
    Prefixes per ASN:                                             12.02
Origin-only ASes present in the Internet Routing Table:           13660
Origin ASes announcing only one prefix:                            6300
Transit ASes present in the Internet Routing Table:                2196
Transit-only ASes present in the Internet Routing Table:            625
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               221
    Number of instances of unregistered ASNs:                       221
Number of 32-bit ASNs allocated by the RIRs:                      44824
Number of 32-bit ASNs visible in the Routing Table:                5728
Prefixes from 32-bit ASNs in the Routing Table:                   19559
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:             81
Number of addresses announced to Internet:                   1121274525
    Equivalent to 66 /8s, 213 /16s and 74 /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:       55908

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

Prefixes being announced by APNIC Region ASes:                    30271
    Total APNIC prefixes after maximum aggregation:                7173
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29786
    Unique aggregates announced from the APNIC address blocks:     8201
APNIC Region origin ASes present in the Internet Routing Table:    1137
    APNIC Prefixes per ASN:                                       26.20
APNIC Region origin ASes announcing only one prefix:                465
APNIC Region transit ASes present in the Internet Routing Table:    203
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    498
Number of APNIC addresses announced to Internet:              202573420
    Equivalent to 12 /8s, 19 /16s and 6 /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:                     87449
    Total ARIN prefixes after maximum aggregation:                48194
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            86046
    Unique aggregates announced from the ARIN address blocks:     53807
ARIN Region origin ASes present in the Internet Routing Table:     7329
    ARIN Prefixes per ASN:                                        11.74
ARIN Region origin ASes announcing only one prefix:                3205
ARIN Region transit ASes present in the Internet Routing Table:     661
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:    1513
Number of ARIN addresses announced to Internet:               657959777
    Equivalent to 39 /8s, 55 /16s and 171 /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:                     36391
    Total RIPE prefixes after maximum aggregation:                17178
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            37349
    Unique aggregates announced from the RIPE address blocks:     24962
RIPE Region origin ASes present in the Internet Routing Table:     3381
    RIPE Prefixes per ASN:                                        11.05
RIPE Region origin ASes announcing only one prefix:                1451
RIPE Region transit ASes present in the Internet Routing Table:     545
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1248
Number of RIPE addresses announced to Internet:               160555984
    Equivalent to 9 /8s, 145 /16s and 227 /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:                   31792
    Total LACNIC prefixes after maximum aggregation:               9550
    LACNIC Deaggregation factor:                                   3.33
Prefixes being announced from the LACNIC address blocks:          31510
    Unique aggregates announced from the LACNIC address blocks:   14752
LACNIC Region origin ASes present in the Internet Routing Table:   3082
    LACNIC Prefixes per ASN:                                      10.22
LACNIC Region origin ASes announcing only one prefix:              1095
LACNIC Region transit ASes present in the Internet Routing Table:   606
Average LACNIC Region AS path length visible:                       5.8
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2367
Number of LACNIC addresses announced to Internet:              73949696
    Equivalent to 4 /8s, 104 /16s and 98 /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:                   4450
    Total AfriNIC prefixes after maximum aggregation:              1730
    AfriNIC Deaggregation factor:                                  2.57
Prefixes being announced from the AfriNIC address blocks:          5802
    Unique aggregates announced from the AfriNIC address blocks:   2700
AfriNIC Region origin ASes present in the Internet Routing Table:   206
    AfriNIC Prefixes per ASN:                                     28.17
AfriNIC Region origin ASes announcing only one prefix:               84
AfriNIC Region transit ASes present in the Internet Routing Table:   64
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  102
Number of AfriNIC addresses announced to Internet:             26189568
    Equivalent to 1 /8s, 143 /16s and 159 /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        9669       8744      71  CHINAMOBILE-CN China Mobile Communicati
 56047        1505        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1487        875     111  CMNET-JIANGSU-AP China Mobile communica
 56041        1460        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         795        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         708      10639     150  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       10042      11448    3588  AMAZON-02, US
   749        3250      54901    2502  DNIC-AS-00749, US
   367        2663       3326    1244  DNIC-ASBLK-00306-00371, US
  4155        1939        124    1289  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1308        384     584  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         958        255      82  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        1271        101    1025  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         687         60      22  Jordan Data Communications, JO
  8452         571       1841      11  TE-AS TE-AS, EG
 51167         544        104     238  CONTABO, DE
 35819         462        466      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         422         31     367  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR

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        5322       1568     762  UNINET, MX
  3816        1323        778     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19037        1210        278      33  AMX Argentina S.A., AR
  6147        1093        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         779       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2859      75  TELEFONICA BRASIL S.A, BR
 13999         514         69     219  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         351         44     290  Telmex Colombia S.A., CO

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         740        221     292  LINKdotNET-AS, EG
 36914         454         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 29571         353         40     192  ORANGE-COTE-IVOIRE, CI
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 15706         106         12      24  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       10042      11448    3588  AMAZON-02, US
  9808        9669       8744      71  CHINAMOBILE-CN China Mobile Communicati
  8151        5322       1568     762  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3250      54901    2502  DNIC-AS-00749, US
   367        2663       3326    1244  DNIC-ASBLK-00306-00371, US
  4155        1939        124    1289  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, 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        9669         9598  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5322         4560  UNINET, MX
 56047        1505         1457  CMNET-HUNAN-AP China Mobile communications corp
   367        2663         1419  DNIC-ASBLK-00306-00371, US
 56041        1460         1387  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1487         1376  CMNET-JIANGSU-AP China Mobile communications co
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
 19037        1210         1177  AMX Argentina S.A., AR

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
     14652  UNALLOCATED  8.39.162.0/24             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
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             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
41.204.240.0/24      Origin:     36911  RESERVED, ZZ
41.204.240.0/24     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       /9:6       /10:18      /11:30      /12:93      
/13:124     /14:357     /15:698     /16:5938    /17:2456    /18:2551    
/19:5452    /20:8771    /21:10963   /22:19581   /23:20553   /24:112730  
/25:72      /26:41      /27:78      /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        2757        5322  UNINET, MX
 16509        2122       10042  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1695  CENTURYLINK-US-LEGACY-QWEST, US
 11830         881        1042  Instituto Costarricense de Electricidad y Telec
 19901         771         913  BRSPD-PUBLIC, US
 19037         762        1210  AMX Argentina S.A., AR
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         686        1093  Telefonica del Peru S.A.A., PE

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

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

   1:13        2:387       3:347       5:934       6:148       7:5      
   8:629      11:171      12:660      13:294      14:99       15:280    
  16:181      17:6        18:744      20:33       21:4        22:188    
  23:1830     24:700      25:2        27:27       29:19       31:189    
  32:1        34:10       35:58       36:1192     37:421      38:793    
  39:528      40:26       41:626      42:13       43:172      44:33     
  45:2525     46:627      47:92       49:12       50:269      51:481    
  52:1367     54:277      55:909      57:22       58:6        59:43     
  60:17       61:66       62:346      63:497      64:1537     65:807    
  66:1218     67:835      68:177      69:856      70:138      71:191    
  72:467      74:718      75:382      76:192      77:314      78:559    
  79:159      80:220      81:196      82:218      83:122      84:197    
  85:373      86:163      87:159      88:156      89:531      90:96     
  91:608      92:448      93:822      94:516      95:1084     96:363    
  97:34       98:137      99:148     100:11      101:15      102:200    
 103:1099    104:757     105:76      106:3       107:168     108:299    
 109:266     110:37      111:1793    112:443     113:46      114:36     
 115:19      116:32      117:967     118:75      119:109     120:1085   
 121:19      122:81      123:21      124:57      125:14      128:360    
 129:277     130:519     131:785     132:516     133:195     134:339    
 135:88      136:383     137:419     138:749     139:389     140:606    
 141:327     142:714     143:608     144:330     145:66      146:464    
 147:435     148:593     149:462     150:292     151:582     152:586    
 153:116     154:509     155:697     156:435     157:268     158:308    
 159:673     160:748     161:492     162:694     163:278     164:645    
 165:399     166:115     167:403     168:979     169:137     170:1335   
 171:65      172:942     173:780     174:169     175:35      176:396    
 177:769     178:383     179:511     180:55      181:1054    182:20     
 183:831     184:311     185:2403    186:1202    187:748     188:633    
 189:1108    190:2928    191:230     192:3859    193:1300    194:869    
 195:590     196:416     197:563     198:1961    199:3760    200:2610   
 201:2420    202:1066    203:631     204:1715    205:1678    206:1180   
 207:1119    208:912     209:1356    210:333     211:431     212:709    
 213:589     214:1014    215:42      216:1717    217:278     218:525    
 219:23      220:30      221:303     222:20      223:635    

End of report


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