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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Aug 24 20:16:54 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 24 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:                              242848
    Prefixes after maximum aggregation (per Origin AS):          110051
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      130715
    Number of IPv4 prefixes with a valid ROA:                     99130
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         143696
Total ASes present in the Internet Routing Table:                 20513
    Prefixes per ASN:                                             11.84
Origin-only ASes present in the Internet Routing Table:           17643
Origin ASes announcing only one prefix:                            7947
Transit ASes present in the Internet Routing Table:                2870
Transit-only ASes present in the Internet Routing Table:            724
Paths with bogon ASNs present in the IPv4 Routing Table:              4
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:               331
    Number of instances of unregistered ASNs:                       332
Number of 32-bit ASNs allocated by the RIRs:                      45237
Number of 32-bit ASNs visible in the Routing Table:                7968
Prefixes from 32-bit ASNs in the Routing Table:                   28251
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:            145
Number of addresses announced to Internet:                   1507726493
    Equivalent to 89 /8s, 222 /16s and 20 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       74430

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

Prefixes being announced by APNIC Region ASes:                    31855
    Total APNIC prefixes after maximum aggregation:                7964
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31246
    Unique aggregates announced from the APNIC address blocks:     9211
APNIC Region origin ASes present in the Internet Routing Table:    1275
    APNIC Prefixes per ASN:                                       24.51
APNIC Region origin ASes announcing only one prefix:                509
APNIC Region transit ASes present in the Internet Routing Table:    222
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:    581
Number of APNIC addresses announced to Internet:              202037356
    Equivalent to 12 /8s, 10 /16s and 216 /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:                    111421
    Total ARIN prefixes after maximum aggregation:                59954
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110240
    Unique aggregates announced from the ARIN address blocks:     61770
ARIN Region origin ASes present in the Internet Routing Table:     9030
    ARIN Prefixes per ASN:                                        12.21
ARIN Region origin ASes announcing only one prefix:                3756
ARIN Region transit ASes present in the Internet Routing Table:     822
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:    1979
Number of ARIN addresses announced to Internet:               871435873
    Equivalent to 51 /8s, 241 /16s and 14 /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:                     45788
    Total RIPE prefixes after maximum aggregation:                25353
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            46537
    Unique aggregates announced from the RIPE address blocks:     34425
RIPE Region origin ASes present in the Internet Routing Table:     4729
    RIPE Prefixes per ASN:                                         9.84
RIPE Region origin ASes announcing only one prefix:                2059
RIPE Region transit ASes present in the Internet Routing Table:     709
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:    1861
Number of RIPE addresses announced to Internet:               299559888
    Equivalent to 17 /8s, 218 /16s and 235 /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:                   44020
    Total LACNIC prefixes after maximum aggregation:              13654
    LACNIC Deaggregation factor:                                   3.22
Prefixes being announced from the LACNIC address blocks:          43225
    Unique aggregates announced from the LACNIC address blocks:   20407
LACNIC Region origin ASes present in the Internet Routing Table:   4310
    LACNIC Prefixes per ASN:                                      10.03
LACNIC Region origin ASes announcing only one prefix:              1489
LACNIC Region transit ASes present in the Internet Routing Table:   900
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3391
Number of LACNIC addresses announced to Internet:              94772736
    Equivalent to 5 /8s, 166 /16s and 30 /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:                   9433
    Total AfriNIC prefixes after maximum aggregation:              2890
    AfriNIC Deaggregation factor:                                  3.26
Prefixes being announced from the AfriNIC address blocks:         11455
    Unique aggregates announced from the AfriNIC address blocks:   4784
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                     38.18
AfriNIC Region origin ASes announcing only one prefix:              134
AfriNIC Region transit ASes present in the Internet Routing Table:   85
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  156
Number of AfriNIC addresses announced to Internet:             39842304
    Equivalent to 2 /8s, 95 /16s and 242 /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        9714       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         595       2153     464  SINET-AS Research Organization of Informa
 17676         588      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         480        490     110  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       10513      11775    3755  AMAZON-02, US
   749        3253      54897    2505  DNIC-AS-00749, US
  7018        2904      23671    1826  ATT-INTERNET4, US
   367        2511       3080    1184  DNIC-ASBLK-00306-00371, US
  4155        2074        133    1346  USDA-1, US
 22773        1866       2028     636  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1813       3377     435  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1382       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        1251        100    1030  AKAMAI-ASN1, NL
  3257         985       2084     781  GTT-BACKBONE GTT, US
  3215         896       4814     290  France Telecom - Orange, FR
  8452         832       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         717         59      29  Jordan Data Communications, JO
212238         564         41     494  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         547       8318     462  DTAG Internet service provider operations
 61317         528         36     474  ASDETUK www.heficed.com, US

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        5386       1565     725  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1392        197    1024  Telmex Colombia S.A., CO
  3816        1321        777     205  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1050       2503      53  TIM SA, BR
  6147        1033        369      22  Telefonica del Peru S.A.A., PE
 18881         877       1128      28  TELEFONICA BRASIL S.A, BR
 28006         634         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         522         72     227  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        1300        388      22  LINKdotNET-AS, EG
 24835         952        416     142  RAYA-AS, EG
 29571         880         64     306  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         681        125     176  Vodafone-, EG
 36914         524         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
 20011         273         35     197  INTERNET-SOLUTIONS, 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       10513      11775    3755  AMAZON-02, US
  9808        9714       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5386       1565     725  UNINET, MX
   749        3253      54897    2505  DNIC-AS-00749, US
  7018        2904      23671    1826  ATT-INTERNET4, US
   367        2511       3080    1184  DNIC-ASBLK-00306-00371, US
  4155        2074        133    1346  USDA-1, US
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 22773        1866       2028     636  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1813       3377     435  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        9714         9639  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5386         4661  UNINET, MX
 11830        2008         1944  Instituto Costarricense de Electricidad y Telec
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
  6167        1813         1378  CELLCO-PART, US
 56046        1549         1377  CMNET-JIANGSU-AP China Mobile communications co
   367        2511         1327  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
23.140.216.0/24      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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
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      /11:41      /12:137     
/13:195     /14:523     /15:1032    /16:7150    /17:3385    /18:3914    
/19:7347    /20:11231   /21:14484   /22:26586   /23:26199   /24:140401  
/25:37      /26:50      /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        2784        5386  UNINET, MX
 16509        2140       10513  AMAZON-02, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1406        1866  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1326        2904  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         889        1813  CELLCO-PART, US
 10620         836        1392  Telmex Colombia S.A., CO
 19901         816         966  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)
----------------------------------------------

   1:41        2:295       3:435       4:5         5:735       6:147    
   7:5         8:697      11:171      12:1023     13:298      14:105    
  15:291      16:226      17:6        18:829      20:100      21:4      
  22:188      23:2054     24:640      25:2        27:45       29:19     
  31:339      32:26       34:10       35:71       36:1195     37:659    
  38:1452     39:541      40:53       41:1134     42:174      43:193    
  44:54       45:3687     46:842      47:96       49:45       50:338    
  51:372      52:1361     54:274      55:945      56:8        57:17     
  58:6        59:33       60:17       61:58       62:481      63:785    
  64:1713     65:1070     66:1443     67:879      68:514      69:1080   
  70:310      71:206      72:568      74:910      75:413      76:235    
  77:325      78:327      79:218      80:315      81:376      82:292    
  83:169      84:336      85:469      86:208      87:192      88:249    
  89:848      90:98       91:1000     92:584      93:433      94:621    
  95:261      96:213      97:57       98:386      99:158     100:12     
 101:21      102:378     103:1356    104:922     105:158     106:17     
 107:800     108:443     109:377     110:25      111:1844    112:449    
 113:42      114:45      115:22      116:47      117:962     118:174    
 119:133     120:1104    121:38      122:172     123:162     124:73     
 125:18      128:479     129:319     130:630     131:939     132:576    
 133:195     134:468     135:108     136:449     137:538     138:979    
 139:460     140:666     141:465     142:772     143:728     144:405    
 145:79      146:601     147:470     148:704     149:666     150:307    
 151:609     152:707     153:136     154:647     155:732     156:678    
 157:362     158:433     159:666     160:815     161:669     162:891    
 163:394     164:726     165:814     166:568     167:655     168:1315   
 169:173     170:1546    171:105     172:1049    173:765     174:150    
 175:49      176:372     177:1197    178:423     179:803     180:68     
 181:1525    182:47      183:832     184:318     185:3105    186:1753   
 187:1049    188:692     189:1289    190:4071    191:423     192:4751   
 193:1851    194:1358    195:947     196:854     197:931     198:2454   
 199:4444    200:3436    201:3101    202:1137    203:697     204:2088   
 205:1932    206:1573    207:1399    208:1184    209:1765    210:351    
 211:444     212:959     213:751     214:1021    215:42      216:2356   
 217:482     218:530     219:38      220:33      221:300     222:20     
 223:651    

End of report


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