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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 13 20:16:52 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 13 Aug, 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:                              243009
    Prefixes after maximum aggregation (per Origin AS):          110461
    Deaggregation factor:                                          2.20
    Unique aggregates announced (without unneeded subnets):      131617
    Number of IPv4 prefixes with a valid ROA:                     99211
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         143774
Total ASes present in the Internet Routing Table:                 20389
    Prefixes per ASN:                                             11.92
Origin-only ASes present in the Internet Routing Table:           17548
Origin ASes announcing only one prefix:                            7871
Transit ASes present in the Internet Routing Table:                2841
Transit-only ASes present in the Internet Routing Table:            728
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               338
    Number of instances of unregistered ASNs:                       339
Number of 32-bit ASNs allocated by the RIRs:                      45173
Number of 32-bit ASNs visible in the Routing Table:                7819
Prefixes from 32-bit ASNs in the Routing Table:                   27784
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            152
Number of addresses announced to Internet:                   1498243741
    Equivalent to 89 /8s, 77 /16s and 98 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       74884

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

Prefixes being announced by APNIC Region ASes:                    31288
    Total APNIC prefixes after maximum aggregation:                7779
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           30743
    Unique aggregates announced from the APNIC address blocks:     9128
APNIC Region origin ASes present in the Internet Routing Table:    1257
    APNIC Prefixes per ASN:                                       24.46
APNIC Region origin ASes announcing only one prefix:                498
APNIC Region transit ASes present in the Internet Routing Table:    217
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:    566
Number of APNIC addresses announced to Internet:              201575276
    Equivalent to 12 /8s, 3 /16s and 203 /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:                    111235
    Total ARIN prefixes after maximum aggregation:                59922
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110331
    Unique aggregates announced from the ARIN address blocks:     61887
ARIN Region origin ASes present in the Internet Routing Table:     9014
    ARIN Prefixes per ASN:                                        12.24
ARIN Region origin ASes announcing only one prefix:                3752
ARIN Region transit ASes present in the Internet Routing Table:     827
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:    1954
Number of ARIN addresses announced to Internet:               871138657
    Equivalent to 51 /8s, 236 /16s and 133 /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:                     46842
    Total RIPE prefixes after maximum aggregation:                25988
    RIPE Deaggregation factor:                                     1.80
Prefixes being announced from the RIPE address blocks:            47190
    Unique aggregates announced from the RIPE address blocks:     35129
RIPE Region origin ASes present in the Internet Routing Table:     4738
    RIPE Prefixes per ASN:                                         9.96
RIPE Region origin ASes announcing only one prefix:                2067
RIPE Region transit ASes present in the Internet Routing Table:     701
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1849
Number of RIPE addresses announced to Internet:               291667408
    Equivalent to 17 /8s, 98 /16s and 125 /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:                   43923
    Total LACNIC prefixes after maximum aggregation:              13800
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          43185
    Unique aggregates announced from the LACNIC address blocks:   20750
LACNIC Region origin ASes present in the Internet Routing Table:   4195
    LACNIC Prefixes per ASN:                                      10.29
LACNIC Region origin ASes announcing only one prefix:              1419
LACNIC Region transit ASes present in the Internet Routing Table:   869
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3302
Number of LACNIC addresses announced to Internet:              93784832
    Equivalent to 5 /8s, 151 /16s and 11 /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:                   9383
    Total AfriNIC prefixes after maximum aggregation:              2734
    AfriNIC Deaggregation factor:                                  3.43
Prefixes being announced from the AfriNIC address blocks:         11408
    Unique aggregates announced from the AfriNIC address blocks:   4598
AfriNIC Region origin ASes present in the Internet Routing Table:   309
    AfriNIC Prefixes per ASN:                                     36.92
AfriNIC Region origin ASes announcing only one prefix:              135
AfriNIC Region transit ASes present in the Internet Routing Table:   84
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  148
Number of AfriNIC addresses announced to Internet:             39997440
    Equivalent to 2 /8s, 98 /16s and 80 /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        9705       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1546        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1476        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         599      10607     150  GIGAINFRA SoftBank Corp., JP
  2907         596       2153     463  SINET-AS Research Organization of Informa
 56040         487        490     109  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10508      11606    3750  AMAZON-02, US
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2903      23671    1823  ATT-INTERNET4, US
   367        2507       3089    1185  DNIC-ASBLK-00306-00371, US
  4155        2052        136    1331  USDA-1, US
 22773        1860       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1805       3360     433  CELLCO-PART, US
   209        1690       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1384       1047     108  ATT-MOBILITY-LLC-AS20057, 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
 20940        1291        103    1057  AKAMAI-ASN1, NL
  3257         983       2082     780  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         857       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         766         60      23  Jordan Data Communications, JO
 34984         712         86     449  TELLCOM-AS, TR
212238         567         41     497  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         548       8318     460  DTAG Internet service provider operations

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        5456       1609     729  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1384        197    1028  Telmex Colombia S.A., CO
  3816        1320        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1085       2503      53  TIM SA, BR
  6147        1034        369      22  Telefonica del Peru S.A.A., PE
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         537       2891      72  TELEFONICA BRASIL S.A, BR
 13999         530         72     229  Mega Cable, S.A. de C.V., MX

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        1301        388      22  LINKdotNET-AS, EG
 24835         960        415     140  RAYA-AS, EG
 29571         893         65     294  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         677        124     176  Vodafone-, EG
 36914         529         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         180        655     123  IAM-AS, MA

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       10508      11606    3750  AMAZON-02, US
  9808        9705       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5456       1609     729  UNINET, MX
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2903      23671    1823  ATT-INTERNET4, US
   367        2507       3089    1185  DNIC-ASBLK-00306-00371, US
  4155        2052        136    1331  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1860       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1805       3360     433  CELLCO-PART, 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        9705         9630  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5456         4727  UNINET, MX
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1476         1403  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1690         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1546         1374  CMNET-JIANGSU-AP China Mobile communications co
  6167        1805         1372  CELLCO-PART, US
   367        2507         1322  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, 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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, 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
    399953  UNALLOCATED  12.9.122.0/24             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

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
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:      2914  NTT-LTD-2914, US
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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

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       /9:10      /10:29      /11:40      /12:137     
/13:193     /14:521     /15:1027    /16:7087    /17:3401    /18:3888    
/19:7361    /20:11348   /21:14458   /22:26568   /23:26045   /24:140706  
/25:41      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2791        5456  UNINET, MX
 16509        2150       10508  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1401        1860  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1318        2903  ATT-INTERNET4, US
   209         956        1690  CENTURYLINK-US-LEGACY-QWEST, US
  6167         886        1805  CELLCO-PART, US
 10620         833        1384  Telmex Colombia S.A., CO
 19901         805         954  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

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

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

   1:19        2:303       3:407       4:5         5:667       6:148    
   7:5         8:699      11:171      12:1024     13:294      14:109    
  15:290      16:226      17:6        18:827      20:183      21:4      
  22:188      23:2058     24:651      25:1        27:40       29:19     
  31:374      32:26       34:10       35:68       36:1196     37:694    
  38:1397     39:537      40:53       41:1179     42:104      43:188    
  44:45       45:3735     46:860      47:97       49:19       50:333    
  51:372      52:1367     54:275      55:950      56:8        57:19     
  58:33       59:33       60:17       61:59       62:462      63:789    
  64:1728     65:1041     66:1435     67:875      68:500      69:1035   
  70:315      71:209      72:548      74:899      75:413      76:219    
  77:325      78:321      79:217      80:317      81:373      82:308    
  83:175      84:343      85:458      86:221      87:200      88:252    
  89:847      90:100      91:1014     92:557      93:421      94:628    
  95:292      96:214      97:57       98:385      99:161     100:12     
 101:21      102:387     103:1340    104:914     105:160     106:3      
 107:799     108:440     109:395     110:24      111:1839    112:456    
 113:38      114:48      115:27      116:40      117:967     118:91     
 119:114     120:1106    121:37      122:89      123:76      124:58     
 125:18      128:482     129:322     130:631     131:950     132:582    
 133:195     134:464     135:106     136:439     137:534     138:976    
 139:456     140:658     141:457     142:802     143:751     144:407    
 145:79      146:599     147:489     148:774     149:656     150:308    
 151:613     152:671     153:136     154:664     155:736     156:728    
 157:365     158:426     159:682     160:819     161:629     162:878    
 163:402     164:727     165:807     166:581     167:656     168:1283   
 169:163     170:1536    171:105     172:1146    173:781     174:155    
 175:59      176:640     177:1221    178:429     179:787     180:67     
 181:1521    182:37      183:834     184:328     185:3244    186:1759   
 187:1289    188:691     189:1389    190:3945    191:452     192:4764   
 193:1928    194:1379    195:980     196:871     197:726     198:2501   
 199:4405    200:3317    201:3095    202:1147    203:685     204:2049   
 205:1935    206:1547    207:1381    208:1174    209:1778    210:355    
 211:444     212:989     213:740     214:1015    215:42      216:2382   
 217:473     218:527     219:38      220:32      221:300     222:20     
 223:644    

End of report


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