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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 4 20:16:48 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 04 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:                              194263
    Prefixes after maximum aggregation (per Origin AS):           85195
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      106297
    Number of IPv4 prefixes with a valid ROA:                     79914
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         114331
Total ASes present in the Internet Routing Table:                 16094
    Prefixes per ASN:                                             12.07
Origin-only ASes present in the Internet Routing Table:           13921
Origin ASes announcing only one prefix:                            6447
Transit ASes present in the Internet Routing Table:                2173
Transit-only ASes present in the Internet Routing Table:            619
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:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               226
    Number of instances of unregistered ASNs:                       226
Number of 32-bit ASNs allocated by the RIRs:                      44651
Number of 32-bit ASNs visible in the Routing Table:                5762
Prefixes from 32-bit ASNs in the Routing Table:                   19500
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:             84
Number of addresses announced to Internet:                   1155195037
    Equivalent to 68 /8s, 218 /16s and 224 /24s
    Percentage of available address space announced:               31.2
    Percentage of allocated address space announced:               31.2
    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:       57626

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

Prefixes being announced by APNIC Region ASes:                    30345
    Total APNIC prefixes after maximum aggregation:                7188
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29874
    Unique aggregates announced from the APNIC address blocks:     8188
APNIC Region origin ASes present in the Internet Routing Table:    1179
    APNIC Prefixes per ASN:                                       25.34
APNIC Region origin ASes announcing only one prefix:                481
APNIC Region transit ASes present in the Internet Routing Table:    204
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    520
Number of APNIC addresses announced to Internet:              201717356
    Equivalent to 12 /8s, 5 /16s and 246 /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:                     87239
    Total ARIN prefixes after maximum aggregation:                47958
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86062
    Unique aggregates announced from the ARIN address blocks:     53693
ARIN Region origin ASes present in the Internet Routing Table:     7306
    ARIN Prefixes per ASN:                                        11.78
ARIN Region origin ASes announcing only one prefix:                3193
ARIN Region transit ASes present in the Internet Routing Table:     643
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:    1499
Number of ARIN addresses announced to Internet:               653493857
    Equivalent to 38 /8s, 243 /16s and 134 /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:                     40819
    Total RIPE prefixes after maximum aggregation:                18886
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:            41586
    Unique aggregates announced from the RIPE address blocks:     27156
RIPE Region origin ASes present in the Internet Routing Table:     3690
    RIPE Prefixes per ASN:                                        11.27
RIPE Region origin ASes announcing only one prefix:                1614
RIPE Region transit ASes present in the Internet Routing Table:     561
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          25
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1351
Number of RIPE addresses announced to Internet:               197743824
    Equivalent to 11 /8s, 201 /16s and 84 /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:                   30447
    Total LACNIC prefixes after maximum aggregation:               9321
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          30185
    Unique aggregates announced from the LACNIC address blocks:   14402
LACNIC Region origin ASes present in the Internet Routing Table:   2983
    LACNIC Prefixes per ASN:                                      10.12
LACNIC Region origin ASes announcing only one prefix:              1066
LACNIC Region transit ASes present in the Internet Routing Table:   593
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:  2289
Number of LACNIC addresses announced to Internet:              72697856
    Equivalent to 4 /8s, 85 /16s and 72 /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:                   5187
    Total AfriNIC prefixes after maximum aggregation:              1668
    AfriNIC Deaggregation factor:                                  3.11
Prefixes being announced from the AfriNIC address blocks:          6472
    Unique aggregates announced from the AfriNIC address blocks:   2779
AfriNIC Region origin ASes present in the Internet Routing Table:   222
    AfriNIC Prefixes per ASN:                                     29.15
AfriNIC Region origin ASes announcing only one prefix:               93
AfriNIC Region transit ASes present in the Internet Routing Table:   63
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  103
Number of AfriNIC addresses announced to Internet:             29496576
    Equivalent to 1 /8s, 194 /16s and 21 /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         714      10639     151  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        9962      11388    3535  AMAZON-02, US
   749        3218      54903    2470  DNIC-AS-00749, US
   367        2800       3389    1311  DNIC-ASBLK-00306-00371, US
  4155        1865        120    1270  USDA-1, US
   209        1697       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     891  CABLEONE, US
 11776        1594        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1321        385     596  DNIC-ASBLK-05800-06055, US
  7979         995         65     203  SERVERS-COM, US
   855         955        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        1280        103    1033  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         821       1044     145  SAUDINETSTC-AS, SA
  8376         746         60      23  Jordan Data Communications, JO
  8452         601       1841      10  TE-AS TE-AS, EG
 15897         536        183      25  VODAFONETURKEY, TR
 51167         534        102     230  CONTABO, DE
 35819         432        430      74  MOBILY-AS Etihad Etisalat Company Mobil
212238         423         31     369  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        5476       1578     746  UNINET, MX
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1039        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         464         63     190  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         232         23     125  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
 29571         911         67     182  ORANGE-COTE-IVOIRE, CI
 24863         550        242     208  LINKdotNET-AS, EG
 24835         397        396      29  RAYA-AS, EG
  2018         376        319      71  TENET-1, ZA
 36935         317        518      27  Vodafone-, EG
 36914         248         82       3  KENET-AS, KE
 36992         183        231     158  ETISALAT-MISR, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 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        9962      11388    3535  AMAZON-02, US
  9808        9648       8742      63  CHINAMOBILE-CN China Mobile Communicati
  8151        5476       1578     746  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3218      54903    2470  DNIC-AS-00749, US
   367        2800       3389    1311  DNIC-ASBLK-00306-00371, US
  4155        1865        120    1270  USDA-1, US
   209        1697       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     891  CABLEONE, US
 11776        1594        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        9648         9585  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5476         4730  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
   367        2800         1489  DNIC-ASBLK-00306-00371, US
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   209        1697         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
 11776        1594         1325  ATLANTICBB-JOHNSTOWN, US
  3816        1322         1126  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
     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

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       /10:17      /11:33      /12:95      
/13:144     /14:387     /15:774     /16:6134    /17:2619    /18:2732    
/19:5788    /20:9019    /21:10997   /22:20292   /23:20909   /24:114068  
/25:73      /26:48      /27:66      /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        2883        5476  UNINET, MX
 16509        2125        9962  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         960        1697  CENTURYLINK-US-LEGACY-QWEST, US
 11830         880        1039  Instituto Costarricense de Electricidad y Telec
 19901         754         895  BRSPD-PUBLIC, US
 11776         740        1594  ATLANTICBB-JOHNSTOWN, US
  6147         681        1088  Telefonica del Peru S.A.A., PE
  8376         587         746  Jordan Data Communications, JO

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

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

   1:13        2:392       3:338       5:1120      6:148       7:5      
   8:626      11:171      12:666      13:304      14:102      15:283    
  16:181      17:5        18:729      20:33       21:4        22:188    
  23:1815     24:714      25:2        27:27       29:19       31:277    
  32:1        34:10       35:60       36:1178     37:456      38:889    
  39:527      40:10       41:822      42:13       43:174      44:33     
  45:2415     46:696      47:145      49:11       50:281      51:475    
  52:1369     54:275      55:995      57:14       58:6        59:34     
  60:17       61:64       62:387      63:497      64:1540     65:810    
  66:1237     67:835      68:176      69:789      70:143      71:191    
  72:462      74:716      75:388      76:185      77:345      78:582    
  79:178      80:257      81:219      82:214      83:150      84:212    
  85:437      86:169      87:158      88:161      89:587      90:97     
  91:659      92:452      93:834      94:521      95:1135     96:362    
  97:35       98:137      99:147     100:11      101:21      102:193    
 103:1154    104:761     105:114     106:3       107:165     108:304    
 109:277     110:40      111:1789    112:446     113:42      114:33     
 115:20      116:32      117:964     118:72      119:114     120:1087   
 121:19      122:86      123:21      124:59      125:14      128:363    
 129:282     130:502     131:785     132:497     133:195     134:346    
 135:89      136:382     137:426     138:774     139:403     140:592    
 141:321     142:705     143:607     144:328     145:77      146:493    
 147:402     148:588     149:465     150:294     151:576     152:585    
 153:117     154:492     155:688     156:455     157:274     158:309    
 159:688     160:1121    161:472     162:704     163:282     164:642    
 165:387     166:102     167:392     168:952     169:145     170:1287   
 171:64      172:930     173:774     174:169     175:43      176:417    
 177:779     178:344     179:551     180:57      181:925     182:22     
 183:832     184:309     185:2580    186:796     187:788     188:698    
 189:1131    190:2697    191:218     192:3883    193:1410    194:1004   
 195:687     196:430     197:362     198:1991    199:3694    200:2478   
 201:2384    202:1075    203:638     204:1729    205:1664    206:1180   
 207:1122    208:919     209:1357    210:346     211:432     212:760    
 213:727     214:1022    215:42      216:1734    217:376     218:525    
 219:23      220:29      221:303     222:20      223:635    

End of report


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