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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Dec 2 20:16:36 UTC 2023


IPv4 R&E Routing Table Report   20:15 GMT Sat 02 Dec, 2023

  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:                              256217
    Prefixes after maximum aggregation (per Origin AS):          113347
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      138063
    Number of IPv4 prefixes with a valid ROA:                     96210
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         159981
Total ASes present in the Internet Routing Table:                 20652
    Prefixes per ASN:                                             12.41
Origin-only ASes present in the Internet Routing Table:           18006
Origin ASes announcing only one prefix:                            8012
Transit ASes present in the Internet Routing Table:                2646
Transit-only ASes present in the Internet Routing Table:            657
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      38
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:               428
    Number of instances of unregistered ASNs:                       428
Number of 32-bit ASNs allocated by the RIRs:                      43159
Number of 32-bit ASNs visible in the Routing Table:                7422
Prefixes from 32-bit ASNs in the Routing Table:                   26412
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:            134
Number of addresses announced to Internet:                   1487979593
    Equivalent to 88 /8s, 176 /16s and 196 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.2
    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:       86785

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

Prefixes being announced by APNIC Region ASes:                    30687
    Total APNIC prefixes after maximum aggregation:                7282
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           30201
    Unique aggregates announced from the APNIC address blocks:     8369
APNIC Region origin ASes present in the Internet Routing Table:    1196
    APNIC Prefixes per ASN:                                       25.25
APNIC Region origin ASes announcing only one prefix:                481
APNIC Region transit ASes present in the Internet Routing Table:    197
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    522
Number of APNIC addresses announced to Internet:              212741768
    Equivalent to 12 /8s, 174 /16s and 46 /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:                    118533
    Total ARIN prefixes after maximum aggregation:                62196
    ARIN Deaggregation factor:                                     1.91
Prefixes being announced from the ARIN address blocks:           118602
    Unique aggregates announced from the ARIN address blocks:     68640
ARIN Region origin ASes present in the Internet Routing Table:     9632
    ARIN Prefixes per ASN:                                        12.31
ARIN Region origin ASes announcing only one prefix:                3958
ARIN Region transit ASes present in the Internet Routing Table:     858
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:    2045
Number of ARIN addresses announced to Internet:               841851585
    Equivalent to 50 /8s, 45 /16s and 162 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     56262
    Total RIPE prefixes after maximum aggregation:                28138
    RIPE Deaggregation factor:                                     2.00
Prefixes being announced from the RIPE address blocks:            55192
    Unique aggregates announced from the RIPE address blocks:     37145
RIPE Region origin ASes present in the Internet Routing Table:     5184
    RIPE Prefixes per ASN:                                        10.65
RIPE Region origin ASes announcing only one prefix:                2206
RIPE Region transit ASes present in the Internet Routing Table:     703
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1972
Number of RIPE addresses announced to Internet:               304774144
    Equivalent to 18 /8s, 42 /16s and 124 /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:                   41944
    Total LACNIC prefixes after maximum aggregation:              13039
    LACNIC Deaggregation factor:                                   3.22
Prefixes being announced from the LACNIC address blocks:          41318
    Unique aggregates announced from the LACNIC address blocks:   19711
LACNIC Region origin ASes present in the Internet Routing Table:   3589
    LACNIC Prefixes per ASN:                                      11.51
LACNIC Region origin ASes announcing only one prefix:              1281
LACNIC Region transit ASes present in the Internet Routing Table:   718
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        38
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2777
Number of LACNIC addresses announced to Internet:              88179456
    Equivalent to 5 /8s, 65 /16s and 131 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   8363
    Total AfriNIC prefixes after maximum aggregation:              2397
    AfriNIC Deaggregation factor:                                  3.49
Prefixes being announced from the AfriNIC address blocks:         10770
    Unique aggregates announced from the AfriNIC address blocks:   4071
AfriNIC Region origin ASes present in the Internet Routing Table:   236
    AfriNIC Prefixes per ASN:                                     45.64
AfriNIC Region origin ASes announcing only one prefix:               86
AfriNIC Region transit ASes present in the Internet Routing Table:   64
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       17
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  106
Number of AfriNIC addresses announced to Internet:             40291584
    Equivalent to 2 /8s, 102 /16s and 205 /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        9553       8729      40  CHINAMOBILE-CN China Mobile Communicati
 56047        1504        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1428        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1413        826     105  CMNET-JIANGSU-AP China Mobile communica
 24547         761        168      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         738      10616     152  GIGAINFRA SoftBank Corp., JP
  9394         674       4270      56  CTTNET China TieTong Telecommunications
  2907         603       2162     466  SINET-AS Research Organization of Infor
 24445         477        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        9324      11165    3377  AMAZON-02, US
 22773        3504       3039     296  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3164      54930    2416  DNIC-AS-00749, US
   367        2996       3847    1422  DNIC-ASBLK-00306-00371, US
  7018        2567      23618    1602  ATT-INTERNET4, US
  5650        1891       2744    1316  FRONTIER-FRTR, US
 18566        1852        373     314  MEGAPATH5-, US
 11776        1841        254     223  ATLANTICBB-JOHNSTOWN, US
  6167        1736       3053     427  CELLCO-PART, US
   209        1714       4899     330  CENTURYLINK-US-LEGACY-QWEST, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        1599        141    1261  AKAMAI-ASN1, NL
 58224         997        652     625  TCI, IR
  3215         916       4899     290  France Telecom - Orange, FR
 61317         896         60     770  ASDETUK www.heficed.com, US
  8452         891       1841      14  TE-AS TE-AS, EG
 25019         837       1035     152  SAUDINETSTC-AS, SA
 34984         823        109     518  TELLCOM-AS, TR
  8386         706        108     244  KOCNET, TR
  8376         680         54      17  Jordan Data Communications, JO

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        6163       1772    1019  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad
 10620        1938        274    1256  Telmex Colombia S.A., CO
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1082        369      22  Telefonica del Peru S.A.A., PE
 26615        1048       2502      52  TIM SA, BR
 18881         990       1120      28  TELEFONICA BRASIL S.A, BR
 11664         909        147     399  Techtel LMDS Comunicaciones Interactiva
 28006         615         75     278  CORPORACION NACIONAL DE TELECOMUNICACIO
 26599         596       2965      47  TELEFONICA BRASIL S.A, BR

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        1170        388      22  LINKdotNET-AS, EG
 24835        1031        457      25  RAYA-AS, EG
 36935         673        520      41  Vodafone-, EG
 36992         656        950     346  ETISALAT-MISR, EG
 36903         415        192     302  MT-MPLS, MA
 15399         412         36     178  WANANCHI-, KE
 29571         388         36     161  ORANGE-COTE-IVOIRE, CI
  2018         373        319      71  TENET-1, ZA
 37693         313        594      41  TUNISIANA, TN
 36914         249         82       3  KENET-AS, KE

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
  9808        9553       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9324      11165    3377  AMAZON-02, US
  8151        6163       1772    1019  UNINET, MX
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 22773        3504       3039     296  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3164      54930    2416  DNIC-AS-00749, US
   367        2996       3847    1422  DNIC-ASBLK-00306-00371, US
  7018        2567      23618    1602  ATT-INTERNET4, US
 11830        2010        369      64  Instituto Costarricense de Electricidad
 10620        1938        274    1256  Telmex Colombia S.A., CO

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 16509        9324         5947  AMAZON-02, US
  8151        6163         5144  UNINET, MX
 39891        4570         4516  ALJAWWALSTC-AS, SA
 22773        3504         3208  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 11776        1841         1618  ATLANTICBB-JOHNSTOWN, US
   367        2996         1574  DNIC-ASBLK-00306-00371, US
 18566        1852         1538  MEGAPATH5-, US
 56047        1504         1470  CMNET-HUNAN-AP China Mobile communications corp
   209        1714         1384  CENTURYLINK-US-LEGACY-QWEST, US

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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    396451  UNALLOCATED  12.6.254.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
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
43.243.102.0/24      Origin:     64050  BCPL-SG BGPNET Global ASN, SG
43.243.102.0/24     Transit:      2914  NTT-LTD-2914, US

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        /8:13       /9:8       /10:29      /11:45      /12:127     
/13:188     /14:500     /15:1001    /16:7443    /17:3499    /18:4044    
/19:7884    /20:12265   /21:15533   /22:28653   /23:28832   /24:145873  
/25:84      /26:62      /27:72      /28:18      /29:22      /30:16      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3324        4570  ALJAWWALSTC-AS, SA
  8151        3208        6163  UNINET, MX
 22773        2562        3504  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1912        9324  AMAZON-02, US
 18566        1766        1852  MEGAPATH5-, US
 11830        1708        2010  Instituto Costarricense de Electricidad y Telec
  5650        1380        1891  FRONTIER-FRTR, US
 10620        1162        1938  Telmex Colombia S.A., CO
  7018        1130        2567  ATT-INTERNET4, US
   209         967        1714  CENTURYLINK-US-LEGACY-QWEST, US

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

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

   1:13        2:531       3:246       4:5         5:1322      6:149    
   7:5         8:727      11:171      12:1095     13:315      14:104    
  15:283      16:167      17:6        18:638      20:240      21:4      
  22:188      23:2397     24:754      25:2        27:25       29:19     
  31:441      32:37       34:2        35:56       36:1062     37:948    
  38:1341     39:502      40:61       41:899      42:21       43:202    
  44:42       45:3335     46:869      47:155      49:13       50:340    
  51:479      52:1387     54:352      55:876      56:5        57:23     
  58:34       59:32       60:18       61:70       62:604      63:886    
  64:2061     65:1150     66:2266     67:961      68:640      69:1245   
  70:499      71:264      72:681      74:1052     75:432      76:226    
  77:333      78:563      79:254      80:396      81:346      82:313    
  83:160      84:367      85:432      86:213      87:274      88:227    
  89:635      90:91       91:961      92:492      93:936      94:653    
  95:1252     96:282      97:72       98:537      99:162     100:45     
 101:27      102:268     103:1210    104:1414    105:66      106:42     
 107:1379    108:515     109:336     110:35      111:1736    112:475    
 113:48      114:33      115:18      116:48      117:955     118:64     
 119:125     120:1081    121:42      122:92      123:80      124:57     
 125:17      128:455     129:375     130:612     131:1096    132:552    
 133:267     134:442     135:124     136:412     137:469     138:856    
 139:534     140:581     141:272     142:785     143:665     144:374    
 145:89      146:596     147:417     148:691     149:702     150:291    
 151:564     152:525     153:146     154:658     155:761     156:622    
 157:324     158:436     159:677     160:667     161:634     162:937    
 163:404     164:661     165:569     166:584     167:621     168:1379   
 169:181     170:1539    171:97      172:1318    173:828     174:284    
 175:48      176:822     177:837     178:391     179:672     180:51     
 181:1615    182:15      183:879     184:505     185:3432    186:1859   
 187:920     188:733     189:1318    190:4181    191:347     192:4913   
 193:1969    194:1453    195:1150    196:871     197:733     198:2599   
 199:3189    200:3198    201:3220    202:1081    203:640     204:2252   
 205:1839    206:1649    207:1441    208:1433    209:1934    210:332    
 211:475     212:1032    213:862     214:1073    215:57      216:2520   
 217:611     218:521     219:23      220:29      221:287     222:34     
 223:621    

End of report


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