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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Dec 5 20:17:00 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 05 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:                              256792
    Prefixes after maximum aggregation (per Origin AS):          114247
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      139965
    Number of IPv4 prefixes with a valid ROA:                    112513
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         144259
Total ASes present in the Internet Routing Table:                 20351
    Prefixes per ASN:                                             12.62
Origin-only ASes present in the Internet Routing Table:           17482
Origin ASes announcing only one prefix:                            7820
Transit ASes present in the Internet Routing Table:                2869
Transit-only ASes present in the Internet Routing Table:            740
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:               318
    Number of instances of unregistered ASNs:                       319
Number of 32-bit ASNs allocated by the RIRs:                      45958
Number of 32-bit ASNs visible in the Routing Table:                7859
Prefixes from 32-bit ASNs in the Routing Table:                   29714
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:            149
Number of addresses announced to Internet:                   1480031229
    Equivalent to 88 /8s, 55 /16s and 123 /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:       82021

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

Prefixes being announced by APNIC Region ASes:                    31653
    Total APNIC prefixes after maximum aggregation:                7652
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:           30951
    Unique aggregates announced from the APNIC address blocks:     8673
APNIC Region origin ASes present in the Internet Routing Table:    1185
    APNIC Prefixes per ASN:                                       26.12
APNIC Region origin ASes announcing only one prefix:                458
APNIC Region transit ASes present in the Internet Routing Table:    217
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:    512
Number of APNIC addresses announced to Internet:              172794732
    Equivalent to 10 /8s, 76 /16s and 163 /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:                    117049
    Total ARIN prefixes after maximum aggregation:                62055
    ARIN Deaggregation factor:                                     1.89
Prefixes being announced from the ARIN address blocks:           115825
    Unique aggregates announced from the ARIN address blocks:     66190
ARIN Region origin ASes present in the Internet Routing Table:     9086
    ARIN Prefixes per ASN:                                        12.75
ARIN Region origin ASes announcing only one prefix:                3779
ARIN Region transit ASes present in the Internet Routing Table:     852
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:               873957249
    Equivalent to 52 /8s, 23 /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:                     48202
    Total RIPE prefixes after maximum aggregation:                26377
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            49484
    Unique aggregates announced from the RIPE address blocks:     36201
RIPE Region origin ASes present in the Internet Routing Table:     4669
    RIPE Prefixes per ASN:                                        10.60
RIPE Region origin ASes announcing only one prefix:                1980
RIPE Region transit ASes present in the Internet Routing Table:     692
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1835
Number of RIPE addresses announced to Internet:               294460624
    Equivalent to 17 /8s, 141 /16s and 28 /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:                   49491
    Total LACNIC prefixes after maximum aggregation:              14970
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          48304
    Unique aggregates announced from the LACNIC address blocks:   22994
LACNIC Region origin ASes present in the Internet Routing Table:   4243
    LACNIC Prefixes per ASN:                                      11.38
LACNIC Region origin ASes announcing only one prefix:              1480
LACNIC Region transit ASes present in the Internet Routing Table:   883
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:  3325
Number of LACNIC addresses announced to Internet:              99413568
    Equivalent to 5 /8s, 236 /16s and 238 /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:                  10079
    Total AfriNIC prefixes after maximum aggregation:              2971
    AfriNIC Deaggregation factor:                                  3.39
Prefixes being announced from the AfriNIC address blocks:         12079
    Unique aggregates announced from the AfriNIC address blocks:   5784
AfriNIC Region origin ASes present in the Internet Routing Table:   296
    AfriNIC Prefixes per ASN:                                     40.81
AfriNIC Region origin ASes announcing only one prefix:              123
AfriNIC Region transit ASes present in the Internet Routing Table:   84
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:  148
Number of AfriNIC addresses announced to Internet:             39328512
    Equivalent to 2 /8s, 88 /16s and 27 /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        9906       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1566        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1498        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1494        714      78  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       11126      11995    3972  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3193      23512    2028  ATT-INTERNET4, US
   367        2535       3011    1194  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2265        153    1396  USDA-1, US
 11776        1875        257     219  ATLANTICBB-JOHNSTOWN, US
  6167        1755       3437     435  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1552        164     795  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        1268         98    1024  AKAMAI-ASN1, NL
  3215         889       4814     285  France Telecom - Orange, FR
  3257         789       2072     689  GTT-BACKBONE GTT, US
  8452         674       1760     135  TE-AS TE-AS, EG
  8376         648         55      26  Jordan Data Communications, JO
 25019         613        998     130  SAUDINETSTC-AS, SA
212238         580         42     513  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        6514       1806     852  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1224  Telmex Colombia S.A., CO
  3816        1322        777     208  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        371      22  Telefonica del Peru S.A.A., PE
 26615         999       2503      53  TIM SA, BR
 18881         868       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         646         77     295  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        1483        389      16  LINKdotNET-AS, EG
 20011         943        167     258  INTERNET-SOLUTIONS, ZA
 24835         749        368     159  RAYA-AS, EG
 37069         622       1047      14  MOBINIL, EG
 29571         596         52     295  ORANGE-COTE-IVOIRE, CI
 36992         585        982     267  ETISALAT-MISR, EG
 36914         547         82       3  KENET-AS, KE
 36935         547        119     166  Vodafone-, EG
 36903         446        209     308  MT-MPLS, MA
  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       11126      11995    3972  AMAZON-02, US
  9808        9906       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        6514       1806     852  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3193      23512    2028  ATT-INTERNET4, US
   367        2535       3011    1194  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2265        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        9906         9820  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6514         5662  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        1483         1467  LINKdotNET-AS, EG
 56047        1498         1448  CMNET-HUNAN-AP China Mobile communications corp
 56041        1494         1416  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     /14:513     /15:1017    /16:6808    /17:3382    /18:4036    
/19:7554    /20:12383   /21:15251   /22:27487   /23:27643   /24:150112  
/25:44      /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        3384        6514  UNINET, MX
 16509        2276       11126  AMAZON-02, US
 22773        1870        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1463        3193  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
 10620         972        1735  Telmex Colombia S.A., CO
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1875  ATLANTICBB-JOHNSTOWN, US
 19901         885        1059  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        2:500       3:522       4:5         5:827       6:153    
   7:5         8:671      11:171      12:988      13:312      14:126    
  15:294      16:234      17:5        18:869      20:149      21:4      
  22:188      23:2258     24:665      27:36       29:19       31:415    
  32:19       34:9        35:104      36:1220     37:611      38:1774   
  39:524      40:52       41:1010     42:210      43:217      44:34     
  45:3769     46:1074     47:94       49:29       50:351      51:370    
  52:1411     54:296      55:1057     56:8        57:17       58:32     
  59:29       60:15       61:73       62:520      63:765      64:1745   
  65:1133     66:1595     67:973      68:523      69:1138     70:303    
  71:209      72:612      74:916      75:433      76:263      77:452    
  78:310      79:282      80:321      81:371      82:351      83:199    
  84:346      85:489      86:242      87:231      88:259      89:833    
  90:95       91:1043     92:642      93:462      94:882      95:526    
  96:213      97:67       98:530      99:164     100:27      101:27     
 102:336     103:1176    104:1062    105:73      106:53      107:1238   
 108:487     109:393     110:42      111:1876    112:467     113:42     
 114:54      115:20      116:46      117:984     118:169     119:118    
 120:1153    121:43      122:143     123:154     124:54      125:22     
 128:454     129:326     130:672     131:930     132:575     133:209    
 134:491     135:110     136:578     137:588     138:1047    139:405    
 140:681     141:446     142:924     143:719     144:410     145:86     
 146:638     147:497     148:737     149:651     150:332     151:651    
 152:671     153:135     154:798     155:751     156:785     157:384    
 158:471     159:669     160:649     161:583     162:908     163:406    
 164:747     165:804     166:606     167:642     168:1549    169:144    
 170:1587    171:102     172:1162    173:785     174:299     175:52     
 176:402     177:1130    178:497     179:854     180:80      181:1881   
 182:53      183:872     184:446     185:3242    186:2295    187:1098   
 188:739     189:1515    190:4993    191:471     192:4931    193:1876   
 194:1325    195:931     196:772     197:1633    198:2553    199:4620   
 200:3917    201:3358    202:1092    203:698     204:2065    205:1993   
 206:1601    207:1424    208:1311    209:1944    210:324     211:428    
 212:962     213:756     214:1046    215:42      216:2426    217:474    
 218:521     219:22      220:31      221:301     222:29      223:705    


End of report


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