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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 5 20:16:36 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 05 Jan, 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:                              256726
    Prefixes after maximum aggregation (per Origin AS):          114008
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      138152
    Number of IPv4 prefixes with a valid ROA:                     95833
    Number of IPv4 prefixes with an invalid ROA:                     34
    Number of IPv4 prefixes with no ROA:                         160859
Total ASes present in the Internet Routing Table:                 20559
    Prefixes per ASN:                                             12.49
Origin-only ASes present in the Internet Routing Table:           17906
Origin ASes announcing only one prefix:                            8024
Transit ASes present in the Internet Routing Table:                2653
Transit-only ASes present in the Internet Routing Table:            660
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:                                      26
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               376
    Number of instances of unregistered ASNs:                       376
Number of 32-bit ASNs allocated by the RIRs:                      43313
Number of 32-bit ASNs visible in the Routing Table:                7373
Prefixes from 32-bit ASNs in the Routing Table:                   26051
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:            125
Number of addresses announced to Internet:                   1487836009
    Equivalent to 88 /8s, 174 /16s and 147 /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:       86721

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

Prefixes being announced by APNIC Region ASes:                    30291
    Total APNIC prefixes after maximum aggregation:                7221
    APNIC Deaggregation factor:                                    4.19
Prefixes being announced from the APNIC address blocks:           29939
    Unique aggregates announced from the APNIC address blocks:     8385
APNIC Region origin ASes present in the Internet Routing Table:    1193
    APNIC Prefixes per ASN:                                       25.10
APNIC Region origin ASes announcing only one prefix:                498
APNIC Region transit ASes present in the Internet Routing Table:    199
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         20
Number of APNIC region 32-bit ASNs visible in the Routing Table:    526
Number of APNIC addresses announced to Internet:              214575496
    Equivalent to 12 /8s, 202 /16s and 41 /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:                    119972
    Total ARIN prefixes after maximum aggregation:                63104
    ARIN Deaggregation factor:                                     1.90
Prefixes being announced from the ARIN address blocks:           119728
    Unique aggregates announced from the ARIN address blocks:     69563
ARIN Region origin ASes present in the Internet Routing Table:     9637
    ARIN Prefixes per ASN:                                        12.42
ARIN Region origin ASes announcing only one prefix:                3959
ARIN Region transit ASes present in the Internet Routing Table:     855
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2049
Number of ARIN addresses announced to Internet:               838447073
    Equivalent to 49 /8s, 249 /16s and 175 /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:                     55386
    Total RIPE prefixes after maximum aggregation:                28055
    RIPE Deaggregation factor:                                     1.97
Prefixes being announced from the RIPE address blocks:            54493
    Unique aggregates announced from the RIPE address blocks:     36759
RIPE Region origin ASes present in the Internet Routing Table:     5114
    RIPE Prefixes per ASN:                                        10.66
RIPE Region origin ASes announcing only one prefix:                2179
RIPE Region transit ASes present in the Internet Routing Table:     712
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1952
Number of RIPE addresses announced to Internet:               303287552
    Equivalent to 18 /8s, 19 /16s and 205 /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:                   42391
    Total LACNIC prefixes after maximum aggregation:              13160
    LACNIC Deaggregation factor:                                   3.22
Prefixes being announced from the LACNIC address blocks:          41733
    Unique aggregates announced from the LACNIC address blocks:   19820
LACNIC Region origin ASes present in the Internet Routing Table:   3543
    LACNIC Prefixes per ASN:                                      11.78
LACNIC Region origin ASes announcing only one prefix:              1286
LACNIC Region transit ASes present in the Internet Routing Table:   708
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2723
Number of LACNIC addresses announced to Internet:              90522624
    Equivalent to 5 /8s, 101 /16s and 68 /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:                   8310
    Total AfriNIC prefixes after maximum aggregation:              2177
    AfriNIC Deaggregation factor:                                  3.82
Prefixes being announced from the AfriNIC address blocks:         10708
    Unique aggregates announced from the AfriNIC address blocks:   3501
AfriNIC Region origin ASes present in the Internet Routing Table:   258
    AfriNIC Prefixes per ASN:                                     41.50
AfriNIC Region origin ASes announcing only one prefix:              102
AfriNIC Region transit ASes present in the Internet Routing Table:   65
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  123
Number of AfriNIC addresses announced to Internet:             40929280
    Equivalent to 2 /8s, 112 /16s and 136 /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        9607       8738      49  CHINAMOBILE-CN China Mobile Communicati
 56047        1492        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1434        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1429        842     106  CMNET-JIANGSU-AP China Mobile communica
 24547         769        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
  2907         602       2162     466  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         450        488     104  CMNET-GUANGDONG-AP China Mobile communi

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        9436      11194    3351  AMAZON-02, US
 22773        3507       3042     295  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2957       3839    1414  DNIC-ASBLK-00306-00371, US
  7018        2504      23622    1574  ATT-INTERNET4, US
  5650        1923       2759    1380  FRONTIER-FRTR, US
 18566        1855        373     312  MEGAPATH5-, US
 11776        1847        254     221  ATLANTICBB-JOHNSTOWN, US
  6167        1747       3097     460  CELLCO-PART, US
   209        1708       4899     326  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        4641        279      54  ALJAWWALSTC-AS, SA
 20940        1542        136    1226  AKAMAI-ASN1, NL
  3215         900       4811     304  France Telecom - Orange, FR
  8452         835       1841      14  TE-AS TE-AS, EG
 25019         833       1035     152  SAUDINETSTC-AS, SA
 61317         795         55     707  ASDETUK www.heficed.com, US
 34984         751         87     476  TELLCOM-AS, TR
  8376         724         60      22  Jordan Data Communications, JO
  8386         711        109     239  KOCNET, TR
 15897         584        188      20  VODAFONETURKEY, 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        5956       1678    1001  UNINET, MX
 10620        2096        294    1296  Telmex Colombia S.A., CO
 11830        2007        369      64  Instituto Costarricense de Electricidad
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 26615        1049       2502      52  TIM SA, BR
 18881         983       1120      28  TELEFONICA BRASIL S.A, BR
 11664         928        151     395  Techtel LMDS Comunicaciones Interactiva
 28006         617         75     280  CORPORACION NACIONAL DE TELECOMUNICACIO
 26599         595       2957      46  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        1133        388      22  LINKdotNET-AS, EG
 24835        1011        457      25  RAYA-AS, EG
 36935         675        520      41  Vodafone-, EG
 36992         656        950     340  ETISALAT-MISR, EG
 29571         554         51     124  ORANGE-COTE-IVOIRE, CI
 36914         515         82       3  KENET-AS, KE
 36903         415        192     302  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         313        594      41  TUNISIANA, TN
 15706         209         32      10  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
  9808        9607       8738      49  CHINAMOBILE-CN China Mobile Communicati
 16509        9436      11194    3351  AMAZON-02, US
  8151        5956       1678    1001  UNINET, MX
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 22773        3507       3042     295  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2957       3839    1414  DNIC-ASBLK-00306-00371, US
  7018        2504      23622    1574  ATT-INTERNET4, US
 10620        2096        294    1296  Telmex Colombia S.A., CO
 11830        2007        369      64  Instituto Costarricense de Electricidad

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        9436         6085  AMAZON-02, US
  8151        5956         4955  UNINET, MX
 39891        4641         4587  ALJAWWALSTC-AS, SA
 22773        3507         3212  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 11776        1847         1626  ATLANTICBB-JOHNSTOWN, US
   367        2957         1543  DNIC-ASBLK-00306-00371, US
 18566        1855         1543  MEGAPATH5-, US
 56047        1492         1458  CMNET-HUNAN-AP China Mobile communications corp
   209        1708         1382  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
45.42.252.0/22       Origin:     16509  AMAZON-02, US
45.42.252.0/22      Transit:     24482  SGGS-AS-AP SG.GS, SG

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       /10:28      /11:45      /12:130     
/13:188     /14:510     /15:1035    /16:7450    /17:3489    /18:4041    
/19:7866    /20:12254   /21:15342   /22:28484   /23:28897   /24:146667  
/25:85      /26:61      /27:72      /28:18      /29:22      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3324        4641  ALJAWWALSTC-AS, SA
  8151        3157        5956  UNINET, MX
 22773        2553        3507  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1950        9436  AMAZON-02, US
 18566        1769        1855  MEGAPATH5-, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telec
  5650        1317        1923  FRONTIER-FRTR, US
 10620        1276        2096  Telmex Colombia S.A., CO
  7018        1091        2504  ATT-INTERNET4, US
   209         964        1708  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)
----------------------------------------------

   1:15        2:547       3:249       4:5         5:1363      6:152    
   7:5         8:729      11:171      12:1097     13:315      14:103    
  15:285      16:167      17:6        18:660      20:244      21:4      
  22:188      23:2424     24:832      25:2        27:26       29:19     
  31:423      32:37       34:2        35:57       36:1105     37:674    
  38:1313     39:510      40:62       41:898      42:20       43:213    
  44:40       45:3278     46:845      47:153      49:22       50:344    
  51:478      52:1384     54:329      55:893      56:5        57:24     
  58:7        59:29       60:18       61:59       62:565      63:888    
  64:2098     65:1147     66:2237     67:1001     68:589      69:1232   
  70:501      71:230      72:684      74:1071     75:432      76:243    
  77:346      78:613      79:256      80:374      81:332      82:274    
  83:157      84:345      85:474      86:198      87:282      88:219    
  89:581      90:100      91:952      92:497      93:925      94:701    
  95:1222     96:271      97:69       98:546      99:162     100:45     
 101:29      102:278     103:1196    104:1405    105:64      106:42     
 107:1389    108:520     109:324     110:32      111:1747    112:472    
 113:58      114:33      115:17      116:44      117:950     118:65     
 119:151     120:1070    121:36      122:88      123:82      124:57     
 125:17      128:435     129:378     130:611     131:1045    132:546    
 133:267     134:445     135:130     136:420     137:550     138:849    
 139:534     140:575     141:263     142:805     143:637     144:380    
 145:90      146:618     147:425     148:695     149:686     150:293    
 151:609     152:534     153:146     154:686     155:770     156:600    
 157:328     158:426     159:662     160:725     161:641     162:983    
 163:403     164:693     165:805     166:565     167:611     168:1371   
 169:183     170:1500    171:98      172:1296    173:893     174:279    
 175:42      176:805     177:807     178:378     179:663     180:58     
 181:1681    182:16      183:869     184:503     185:3449    186:1898   
 187:870     188:790     189:1328    190:4312    191:330     192:4907   
 193:1978    194:1461    195:1120    196:951     197:637     198:2589   
 199:3513    200:3324    201:3223    202:1098    203:640     204:2237   
 205:1855    206:1650    207:1483    208:1421    209:1950    210:337    
 211:469     212:1062    213:885     214:1074    215:44      216:2563   
 217:556     218:523     219:24      220:29      221:292     222:18     
 223:616    

End of report


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