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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Nov 18 20:16:56 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 18 Nov, 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:                              253032
    Prefixes after maximum aggregation (per Origin AS):          112610
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      136919
    Number of IPv4 prefixes with a valid ROA:                    111427
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         141582
Total ASes present in the Internet Routing Table:                 20282
    Prefixes per ASN:                                             12.48
Origin-only ASes present in the Internet Routing Table:           17428
Origin ASes announcing only one prefix:                            7827
Transit ASes present in the Internet Routing Table:                2854
Transit-only ASes present in the Internet Routing Table:            736
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 (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               324
    Number of instances of unregistered ASNs:                       325
Number of 32-bit ASNs allocated by the RIRs:                      45857
Number of 32-bit ASNs visible in the Routing Table:                7858
Prefixes from 32-bit ASNs in the Routing Table:                   29111
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:            143
Number of addresses announced to Internet:                   1485455357
    Equivalent to 88 /8s, 138 /16s and 63 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               40.1
    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:       81079

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

Prefixes being announced by APNIC Region ASes:                    31512
    Total APNIC prefixes after maximum aggregation:                7610
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:           30832
    Unique aggregates announced from the APNIC address blocks:     8664
APNIC Region origin ASes present in the Internet Routing Table:    1181
    APNIC Prefixes per ASN:                                       26.11
APNIC Region origin ASes announcing only one prefix:                473
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:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    513
Number of APNIC addresses announced to Internet:              173349484
    Equivalent to 10 /8s, 85 /16s and 26 /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:                    114412
    Total ARIN prefixes after maximum aggregation:                61114
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113271
    Unique aggregates announced from the ARIN address blocks:     64278
ARIN Region origin ASes present in the Internet Routing Table:     9017
    ARIN Prefixes per ASN:                                        12.56
ARIN Region origin ASes announcing only one prefix:                3767
ARIN Region transit ASes present in the Internet Routing Table:     833
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:    2008
Number of ARIN addresses announced to Internet:               872961665
    Equivalent to 52 /8s, 8 /16s and 86 /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:                     48865
    Total RIPE prefixes after maximum aggregation:                25779
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49948
    Unique aggregates announced from the RIPE address blocks:     35327
RIPE Region origin ASes present in the Internet Routing Table:     4647
    RIPE Prefixes per ASN:                                        10.75
RIPE Region origin ASes announcing only one prefix:                1999
RIPE Region transit ASes present in the Internet Routing Table:     686
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:    1831
Number of RIPE addresses announced to Internet:               300636112
    Equivalent to 17 /8s, 235 /16s and 87 /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:                   48534
    Total LACNIC prefixes after maximum aggregation:              14904
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          47377
    Unique aggregates announced from the LACNIC address blocks:   23152
LACNIC Region origin ASes present in the Internet Routing Table:   4273
    LACNIC Prefixes per ASN:                                      11.09
LACNIC Region origin ASes announcing only one prefix:              1464
LACNIC Region transit ASes present in the Internet Routing Table:   893
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3360
Number of LACNIC addresses announced to Internet:              98474048
    Equivalent to 5 /8s, 222 /16s and 152 /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:                   9385
    Total AfriNIC prefixes after maximum aggregation:              2979
    AfriNIC Deaggregation factor:                                  3.15
Prefixes being announced from the AfriNIC address blocks:         11461
    Unique aggregates announced from the AfriNIC address blocks:   5377
AfriNIC Region origin ASes present in the Internet Routing Table:   294
    AfriNIC Prefixes per ASN:                                     38.98
AfriNIC Region origin ASes announcing only one prefix:              124
AfriNIC Region transit ASes present in the Internet Routing Table:   81
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:  146
Number of AfriNIC addresses announced to Internet:             39970560
    Equivalent to 2 /8s, 97 /16s and 231 /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        9853       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1555        804     183  CMNET-JIANGSU-AP China Mobile communicati
 56047        1506        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1489        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         528       9935     162  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  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       11013      11956    3875  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3191      23660    2028  ATT-INTERNET4, US
   367        2492       3011    1162  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2217        150    1374  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  CELLCO-PART, US
   209        1671       4895     296  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1405       1047     109  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
 39891        3205        195      65  ALJAWWALSTC-AS, SA
 20940        1329        103    1067  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         799       2072     694  GTT-BACKBONE GTT, US
  8452         693       1760     135  TE-AS TE-AS, EG
  8376         676         59      34  Jordan Data Communications, JO
 25019         592       1001     135  SAUDINETSTC-AS, SA
  3320         577       8322     488  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         550         40     490  CDNEXT, GB

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        5498       1588     903  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1227  Telmex Colombia S.A., CO
  3816        1322        781     201  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1120        371      22  Telefonica del Peru S.A.A., PE
 26615        1009       2503      53  TIM SA, BR
 18881         866       1128      28  TELEFONICA BRASIL S.A, BR
 28006         645         77     296  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         625         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  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        1405        389      16  LINKdotNET-AS, EG
 24835         758        368     181  RAYA-AS, EG
 36992         581        968     267  ETISALAT-MISR, EG
 29571         575         51     280  ORANGE-COTE-IVOIRE, CI
 36935         566        125     174  Vodafone-, EG
 20011         565        139     330  INTERNET-SOLUTIONS, ZA
 36914         548         82       3  KENET-AS, KE
 37069         500       1051      15  MOBINIL, EG
  2018         380        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

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       11013      11956    3875  AMAZON-02, US
  9808        9853       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        5498       1588     903  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3205        195      65  ALJAWWALSTC-AS, SA
  7018        3191      23660    2028  ATT-INTERNET4, US
   367        2492       3011    1162  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2217        150    1374  USDA-1, US
 11830        2005        369      64  Instituto Costarricense de Electricidad y

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        9853         9770  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5498         4595  UNINET, MX
 39891        3205         3140  ALJAWWALSTC-AS, SA
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 22773        2472         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1874         1654  ATLANTICBB-JOHNSTOWN, US
 56047        1506         1457  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1405         1389  LINKdotNET-AS, EG
   209        1671         1375  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
     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
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US

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      /12:137     
/13:194     /14:522     /15:1019    /16:6810    /17:3377    /18:4049    
/19:7403    /20:12105   /21:14729   /22:27161   /23:27293   /24:147935  
/25:53      /26:72      /27:35      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2800        5498  UNINET, MX
 39891        2321        3205  ALJAWWALSTC-AS, SA
 16509        2260       11013  AMAZON-02, US
 22773        1868        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1429        3191  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         949        1671  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US
 19901         880        1045  BRSPD-PUBLIC, US

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

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

   1:63        2:522       3:510       4:5         5:1074      6:154    
   7:5         8:669      11:171      12:1008     13:305      14:116    
  15:294      16:234      17:5        18:875      20:113      21:4      
  22:188      23:2177     24:639      27:36       29:19       31:417    
  32:19       34:9        35:83       36:1204     37:675      38:1651   
  39:536      40:53       41:998      42:218      43:209      44:31     
  45:3743     46:994      47:94       49:35       50:359      51:368    
  52:1405     54:274      55:963      56:8        57:17       58:29     
  59:29       60:16       61:65       62:523      63:772      64:1716   
  65:1115     66:1526     67:920      68:522      69:1097     70:301    
  71:202      72:582      74:900      75:416      76:243      77:427    
  78:614      79:280      80:329      81:405      82:349      83:195    
  84:333      85:478      86:227      87:217      88:252      89:816    
  90:99       91:982      92:632      93:861      94:801      95:742    
  96:206      97:50       98:526      99:164     100:27      101:46     
 102:342     103:1173    104:970     105:85      106:52      107:942    
 108:452     109:419     110:42      111:1868    112:470     113:45     
 114:58      115:19      116:51      117:980     118:167     119:132    
 120:1133    121:44      122:147     123:153     124:65      125:22     
 128:422     129:325     130:670     131:943     132:570     133:207    
 134:463     135:107     136:503     137:587     138:1025    139:400    
 140:670     141:453     142:927     143:723     144:409     145:83     
 146:629     147:510     148:713     149:623     150:312     151:622    
 152:657     153:135     154:665     155:752     156:814     157:379    
 158:479     159:647     160:654     161:635     162:872     163:380    
 164:741     165:808     166:603     167:644     168:1508    169:139    
 170:1530    171:104     172:1120    173:763     174:287     175:62     
 176:372     177:1114    178:458     179:823     180:69      181:1867   
 182:57      183:845     184:448     185:3163    186:2333    187:934    
 188:803     189:1366    190:5034    191:487     192:4839    193:1857   
 194:1313    195:914     196:769     197:1263    198:2451    199:4577   
 200:3870    201:3228    202:1093    203:699     204:2105    205:1990   
 206:1600    207:1394    208:1271    209:1849    210:322     211:425    
 212:961     213:757     214:1004    215:41      216:2407    217:474    
 218:519     219:21      220:31      221:301     222:29      223:702    


End of report


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