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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Dec 4 20:17:01 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 04 Dec, 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:                              255883
    Prefixes after maximum aggregation (per Origin AS):          114062
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      140209
    Number of IPv4 prefixes with a valid ROA:                    111940
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         143923
Total ASes present in the Internet Routing Table:                 20284
    Prefixes per ASN:                                             12.62
Origin-only ASes present in the Internet Routing Table:           17426
Origin ASes announcing only one prefix:                            7820
Transit ASes present in the Internet Routing Table:                2858
Transit-only ASes present in the Internet Routing Table:            735
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (273217)                              20
Prefixes from unregistered ASNs in the Routing Table:               323
    Number of instances of unregistered ASNs:                       324
Number of 32-bit ASNs allocated by the RIRs:                      45950
Number of 32-bit ASNs visible in the Routing Table:                7816
Prefixes from 32-bit ASNs in the Routing Table:                   29728
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:            147
Number of addresses announced to Internet:                   1479279613
    Equivalent to 88 /8s, 44 /16s and 3 /24s
    Percentage of available address space announced:               40.0
    Percentage of allocated address space announced:               39.9
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       81582

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

Prefixes being announced by APNIC Region ASes:                    31656
    Total APNIC prefixes after maximum aggregation:                7656
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           30939
    Unique aggregates announced from the APNIC address blocks:     8666
APNIC Region origin ASes present in the Internet Routing Table:    1190
    APNIC Prefixes per ASN:                                       26.00
APNIC Region origin ASes announcing only one prefix:                461
APNIC Region transit ASes present in the Internet Routing Table:    218
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    521
Number of APNIC addresses announced to Internet:              172754540
    Equivalent to 10 /8s, 76 /16s and 6 /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:                    117023
    Total ARIN prefixes after maximum aggregation:                62164
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115827
    Unique aggregates announced from the ARIN address blocks:     66345
ARIN Region origin ASes present in the Internet Routing Table:     9090
    ARIN Prefixes per ASN:                                        12.74
ARIN Region origin ASes announcing only one prefix:                3785
ARIN Region transit ASes present in the Internet Routing Table:     846
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:    2039
Number of ARIN addresses announced to Internet:               873432961
    Equivalent to 52 /8s, 15 /16s and 135 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     48008
    Total RIPE prefixes after maximum aggregation:                26165
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            49199
    Unique aggregates announced from the RIPE address blocks:     36316
RIPE Region origin ASes present in the Internet Routing Table:     4621
    RIPE Prefixes per ASN:                                        10.65
RIPE Region origin ASes announcing only one prefix:                1968
RIPE Region transit ASes present in the Internet Routing Table:     687
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1813
Number of RIPE addresses announced to Internet:               293587920
    Equivalent to 17 /8s, 127 /16s and 203 /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,
                        53/8,  57/8,  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:                   48887
    Total LACNIC prefixes after maximum aggregation:              14878
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          47688
    Unique aggregates announced from the LACNIC address blocks:   22833
LACNIC Region origin ASes present in the Internet Routing Table:   4220
    LACNIC Prefixes per ASN:                                      11.30
LACNIC Region origin ASes announcing only one prefix:              1481
LACNIC Region transit ASes present in the Internet Routing Table:   878
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3297
Number of LACNIC addresses announced to Internet:              99124800
    Equivalent to 5 /8s, 232 /16s and 134 /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:                   9986
    Total AfriNIC prefixes after maximum aggregation:              2977
    AfriNIC Deaggregation factor:                                  3.35
Prefixes being announced from the AfriNIC address blocks:         12083
    Unique aggregates announced from the AfriNIC address blocks:   5928
AfriNIC Region origin ASes present in the Internet Routing Table:   296
    AfriNIC Prefixes per ASN:                                     40.82
AfriNIC Region origin ASes announcing only one prefix:              125
AfriNIC Region transit ASes present in the Internet Routing Table:   82
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  146
Number of AfriNIC addresses announced to Internet:             40306944
    Equivalent to 2 /8s, 103 /16s and 9 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9900       8752      84  CHINAMOBILE-CN China Mobile Communication
 56046        1566        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1499        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1491        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         602       2200     463  SINET-AS Research Organization of Informa
 17676         521       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         467        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       11105      11970    3955  AMAZON-02, US
   749        3264      54896    2511  DNIC-AS-00749, US
  7018        3136      23510    2002  ATT-INTERNET4, US
   367        2533       3010    1193  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2263        153    1396  USDA-1, US
 11776        1875        257     219  ATLANTICBB-JOHNSTOWN, US
  6167        1754       3437     434  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1553        164     796  AS-COLOCROSSING, 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        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1286        100    1032  AKAMAI-ASN1, NL
  3215         888       4814     287  France Telecom - Orange, FR
  3257         792       2072     689  GTT-BACKBONE GTT, US
  8452         721       1760     135  TE-AS TE-AS, EG
  8376         649         55      26  Jordan Data Communications, JO
 25019         613        998     130  SAUDINETSTC-AS, SA
212238         582         42     516  CDNEXT, GB
  3320         578       8322     489  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

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        6006       1721     850  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1675        251    1194  Telmex Colombia S.A., CO
  3816        1322        777     208  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1112        371      22  Telefonica del Peru S.A.A., PE
 26615         999       2503      53  TIM SA, BR
 18881         869       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         641         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         546       2888      72  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        1495        389      16  LINKdotNET-AS, EG
 20011         943        167     258  INTERNET-SOLUTIONS, ZA
 24835         701        315     155  RAYA-AS, EG
 29571         594         52     293  ORANGE-COTE-IVOIRE, CI
 37069         588       1047      14  MOBINIL, EG
 36992         585        982     267  ETISALAT-MISR, EG
 36914         550         82       3  KENET-AS, KE
 36903         446        209     308  MT-MPLS, MA
 36935         429        102     153  Vodafone-, EG
  2018         381        319      71  TENET-1, ZA

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       11105      11970    3955  AMAZON-02, US
  9808        9900       8752      84  CHINAMOBILE-CN China Mobile Communication
  8151        6006       1721     850  UNINET, MX
   749        3264      54896    2511  DNIC-AS-00749, US
  7018        3136      23510    2002  ATT-INTERNET4, US
   367        2533       3010    1193  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2263        153    1396  USDA-1, US
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 11776        1875        257     219  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        9900         9816  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6006         5156  UNINET, MX
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2472         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1875         1656  ATLANTICBB-JOHNSTOWN, US
 24863        1495         1479  LINKdotNET-AS, EG
 56047        1499         1449  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1566         1382  CMNET-JIANGSU-AP China Mobile communications 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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              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
    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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      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      /10:28      /11:38      /12:134     
/13:193     /14:512     /15:1013    /16:6798    /17:3371    /18:4070    
/19:7516    /20:12219   /21:15055   /22:27341   /23:27470   /24:149911  
/25:45      /26:63      /27:36      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3132        6006  UNINET, MX
 16509        2272       11105  AMAZON-02, US
 22773        1870        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1461        3136  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 10620         929        1675  Telmex Colombia S.A., CO
 11776         891        1875  ATLANTICBB-JOHNSTOWN, US
 19901         884        1058  BRSPD-PUBLIC, US

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

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

   1:65        2:486       3:522       4:5         5:801       6:153    
   7:5         8:667      11:171      12:988      13:312      14:125    
  15:294      16:235      17:5        18:868      20:171      21:4      
  22:188      23:2261     24:663      27:36       29:19       31:409    
  32:19       34:9        35:104      36:1222     37:600      38:1747   
  39:522      40:52       41:1019     42:211      43:215      44:34     
  45:3754     46:1050     47:94       49:29       50:356      51:370    
  52:1411     54:296      55:948      56:8        57:16       58:32     
  59:30       60:15       61:72       62:519      63:768      64:1748   
  65:1131     66:1596     67:976      68:523      69:1151     70:302    
  71:209      72:616      74:913      75:433      76:259      77:435    
  78:306      79:280      80:319      81:368      82:349      83:199    
  84:344      85:482      86:241      87:211      88:259      89:835    
  90:95       91:1044     92:651      93:493      94:850      95:528    
  96:218      97:67       98:531      99:164     100:27      101:27     
 102:340     103:1189    104:1068    105:68      106:53      107:1238   
 108:487     109:392     110:74      111:1876    112:464     113:42     
 114:54      115:19      116:50      117:984     118:169     119:163    
 120:1154    121:44      122:143     123:154     124:54      125:21     
 128:455     129:326     130:668     131:930     132:574     133:209    
 134:508     135:108     136:573     137:586     138:1013    139:408    
 140:669     141:449     142:905     143:717     144:413     145:86     
 146:637     147:501     148:740     149:651     150:332     151:635    
 152:673     153:135     154:780     155:751     156:793     157:383    
 158:486     159:671     160:647     161:626     162:907     163:406    
 164:748     165:804     166:600     167:641     168:1543    169:146    
 170:1588    171:103     172:1170    173:787     174:298     175:52     
 176:403     177:1141    178:469     179:859     180:111     181:1916   
 182:53      183:869     184:446     185:3183    186:2309    187:1036   
 188:766     189:1477    190:4997    191:466     192:4945    193:1862   
 194:1327    195:931     196:772     197:1624    198:2557    199:4622   
 200:3902    201:3283    202:1087    203:705     204:2103    205:1997   
 206:1647    207:1430    208:1310    209:1947    210:324     211:428    
 212:961     213:766     214:1047    215:42      216:2426    217:469    
 218:522     219:22      220:31      221:301     222:29      223:705    


End of report


More information about the ren-bgp-stats-all mailing list