[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 30 20:16:31 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 30 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:                              189240
    Prefixes after maximum aggregation (per Origin AS):           85756
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      106470
    Number of IPv4 prefixes with a valid ROA:                     74642
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         114580
Total ASes present in the Internet Routing Table:                 16542
    Prefixes per ASN:                                             11.44
Origin-only ASes present in the Internet Routing Table:           14212
Origin ASes announcing only one prefix:                            6568
Transit ASes present in the Internet Routing Table:                2330
Transit-only ASes present in the Internet Routing Table:            668
Paths with bogon ASNs present in the IPv4 Routing Table:              2
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:               218
    Number of instances of unregistered ASNs:                       218
Number of 32-bit ASNs allocated by the RIRs:                      44927
Number of 32-bit ASNs visible in the Routing Table:                6135
Prefixes from 32-bit ASNs in the Routing Table:                   20734
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:             90
Number of addresses announced to Internet:                   1135101597
    Equivalent to 67 /8s, 168 /16s and 70 /24s
    Percentage of available address space announced:               30.7
    Percentage of allocated address space announced:               30.7
    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:       53785

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

Prefixes being announced by APNIC Region ASes:                    30284
    Total APNIC prefixes after maximum aggregation:                7184
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29810
    Unique aggregates announced from the APNIC address blocks:     8197
APNIC Region origin ASes present in the Internet Routing Table:    1163
    APNIC Prefixes per ASN:                                       25.63
APNIC Region origin ASes announcing only one prefix:                472
APNIC Region transit ASes present in the Internet Routing Table:    198
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         21
Number of APNIC region 32-bit ASNs visible in the Routing Table:    514
Number of APNIC addresses announced to Internet:              202686316
    Equivalent to 12 /8s, 20 /16s and 191 /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:                     87674
    Total ARIN prefixes after maximum aggregation:                48322
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            86157
    Unique aggregates announced from the ARIN address blocks:     53833
ARIN Region origin ASes present in the Internet Routing Table:     7347
    ARIN Prefixes per ASN:                                        11.73
ARIN Region origin ASes announcing only one prefix:                3207
ARIN Region transit ASes present in the Internet Routing Table:     668
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:    1515
Number of ARIN addresses announced to Internet:               658459489
    Equivalent to 39 /8s, 63 /16s and 75 /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:                     34464
    Total RIPE prefixes after maximum aggregation:                18507
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            35511
    Unique aggregates announced from the RIPE address blocks:     26263
RIPE Region origin ASes present in the Internet Routing Table:     3741
    RIPE Prefixes per ASN:                                         9.49
RIPE Region origin ASes announcing only one prefix:                1612
RIPE Region transit ASes present in the Internet Routing Table:     598
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1386
Number of RIPE addresses announced to Internet:               173530320
    Equivalent to 10 /8s, 87 /16s and 220 /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:                   32043
    Total LACNIC prefixes after maximum aggregation:               9797
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          31761
    Unique aggregates announced from the LACNIC address blocks:   15231
LACNIC Region origin ASes present in the Internet Routing Table:   3313
    LACNIC Prefixes per ASN:                                       9.59
LACNIC Region origin ASes announcing only one prefix:              1188
LACNIC Region transit ASes present in the Internet Routing Table:   680
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:  2610
Number of LACNIC addresses announced to Internet:              74074624
    Equivalent to 4 /8s, 106 /16s and 74 /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:                   4557
    Total AfriNIC prefixes after maximum aggregation:              1777
    AfriNIC Deaggregation factor:                                  2.56
Prefixes being announced from the AfriNIC address blocks:          5911
    Unique aggregates announced from the AfriNIC address blocks:   2858
AfriNIC Region origin ASes present in the Internet Routing Table:   215
    AfriNIC Prefixes per ASN:                                     27.49
AfriNIC Region origin ASes announcing only one prefix:               89
AfriNIC Region transit ASes present in the Internet Routing Table:   65
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  110
Number of AfriNIC addresses announced to Internet:             26294784
    Equivalent to 1 /8s, 145 /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        9659       8745      72  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1499        876     112  CMNET-JIANGSU-AP China Mobile communica
 56041        1463        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         704      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         488        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       10116      11533    3672  AMAZON-02, US
   749        3249      54901    2501  DNIC-AS-00749, US
   367        2660       3292    1245  DNIC-ASBLK-00306-00371, US
  4155        1946        125    1288  USDA-1, US
   209        1694       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1305        384     583  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         961        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
 20940        1298        104    1049  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         693         60      22  Jordan Data Communications, JO
  8452         581       1841      11  TE-AS TE-AS, EG
 51167         546        105     239  CONTABO, DE
 35819         465        472      60  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR
  8764         394        123      75  TELIA-LIETUVA, LT
212238         392         29     344  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        6205       1811     748  UNINET, MX
  3816        1316        775     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       5  Instituto Costarricense de Electricidad
 18881         779       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         529         72     228  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         355         45     293  Telmex Colombia S.A., CO
 27843         231         20      33  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         693        218     294  LINKdotNET-AS, EG
 36914         448         82       3  KENET-AS, KE
 29571         413         43     211  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 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
 37480         128          8      34  Cobranet, NG

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       10116      11533    3672  AMAZON-02, US
  9808        9659       8745      72  CHINAMOBILE-CN China Mobile Communicati
  8151        6205       1811     748  UNINET, MX
   749        3249      54901    2501  DNIC-AS-00749, US
   367        2660       3292    1245  DNIC-ASBLK-00306-00371, US
  4155        1946        125    1288  USDA-1, US
   209        1694       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
 56047        1507        192      48  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        9659         9587  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6205         5457  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2660         1415  DNIC-ASBLK-00306-00371, US
 56041        1463         1390  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1499         1387  CMNET-JIANGSU-AP China Mobile communications co
   209        1694         1385  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
  3816        1316         1125  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1082  Instituto Costarricense de Electricidad y Telec

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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
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

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      /12:97      
/13:126     /14:364     /15:706     /16:5974    /17:2473    /18:2580    
/19:5591    /20:8632    /21:11242   /22:20249   /23:20489   /24:110457  
/25:37      /26:39      /27:68      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3125        6205  UNINET, MX
 16509        2130       10116  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1694  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1087  Instituto Costarricense de Electricidad y Telec
 19901         777         924  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         685        1092  Telefonica del Peru S.A.A., PE
  8376         538         693  Jordan Data Communications, JO
  3356         440         857  LEVEL3, US

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

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

   1:12        2:191       3:360       5:537       6:150       7:5      
   8:634      11:171      12:656      13:303      14:98       15:282    
  16:183      17:6        18:741      20:34       21:4        22:188    
  23:1853     24:722      25:2        27:27       29:19       31:180    
  32:1        34:10       35:58       36:1194     37:478      38:785    
  39:528      40:26       41:654      42:13       43:179      44:33     
  45:2603     46:623      47:93       49:12       50:273      51:354    
  52:1370     54:275      55:919      56:1        57:21       58:6      
  59:36       60:17       61:56       62:330      63:497      64:1476   
  65:806      66:1157     67:834      68:170      69:791      70:138    
  71:191      72:465      74:701      75:382      76:182      77:274    
  78:328      79:168      80:250      81:234      82:231      83:127    
  84:195      85:398      86:162      87:170      88:163      89:533    
  90:99       91:691      92:470      93:304      94:492      95:199    
  96:363      97:34       98:137      99:148     100:11      101:15     
 102:211     103:1127    104:700     105:76      106:3       107:176    
 108:303     109:286     110:24      111:1809    112:446     113:46     
 114:35      115:19      116:29      117:965     118:75      119:108    
 120:1088    121:36      122:80      123:21      124:56      125:14     
 128:361     129:275     130:521     131:825     132:523     133:195    
 134:339     135:87      136:388     137:417     138:782     139:383    
 140:582     141:333     142:713     143:609     144:311     145:68     
 146:463     147:400     148:578     149:477     150:291     151:540    
 152:585     153:116     154:528     155:636     156:455     157:283    
 158:307     159:666     160:790     161:454     162:690     163:280    
 164:648     165:394     166:116     167:404     168:999     169:136    
 170:1233    171:64      172:933     173:781     174:170     175:42     
 176:301     177:886     178:422     179:527     180:58      181:909    
 182:21      183:829     184:308     185:2436    186:824     187:868    
 188:539     189:1160    190:2627    191:245     192:3859    193:1489   
 194:1037    195:659     196:413     197:655     198:2015    199:3755   
 200:2454    201:2581    202:1052    203:627     204:1721    205:1684   
 206:1173    207:1121    208:907     209:1360    210:341     211:431    
 212:711     213:625     214:1011    215:41      216:1719    217:329    
 218:522     219:23      220:29      221:302     222:20      223:635    


End of report


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