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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 20 20:17:00 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 20 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:                              244798
    Prefixes after maximum aggregation (per Origin AS):          110922
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      132285
    Number of IPv4 prefixes with a valid ROA:                    100919
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         143856
Total ASes present in the Internet Routing Table:                 20619
    Prefixes per ASN:                                             11.87
Origin-only ASes present in the Internet Routing Table:           17728
Origin ASes announcing only one prefix:                            7958
Transit ASes present in the Internet Routing Table:                2891
Transit-only ASes present in the Internet Routing Table:            740
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               328
    Number of instances of unregistered ASNs:                       329
Number of 32-bit ASNs allocated by the RIRs:                      45200
Number of 32-bit ASNs visible in the Routing Table:                8037
Prefixes from 32-bit ASNs in the Routing Table:                   28662
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            152
Number of addresses announced to Internet:                   1507671709
    Equivalent to 89 /8s, 221 /16s and 62 /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:       75645

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

Prefixes being announced by APNIC Region ASes:                    32016
    Total APNIC prefixes after maximum aggregation:                7986
    APNIC Deaggregation factor:                                    4.01
Prefixes being announced from the APNIC address blocks:           31374
    Unique aggregates announced from the APNIC address blocks:     9254
APNIC Region origin ASes present in the Internet Routing Table:    1279
    APNIC Prefixes per ASN:                                       24.53
APNIC Region origin ASes announcing only one prefix:                521
APNIC Region transit ASes present in the Internet Routing Table:    219
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:    588
Number of APNIC addresses announced to Internet:              202101356
    Equivalent to 12 /8s, 11 /16s and 210 /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:                    111422
    Total ARIN prefixes after maximum aggregation:                59994
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110358
    Unique aggregates announced from the ARIN address blocks:     61974
ARIN Region origin ASes present in the Internet Routing Table:     9007
    ARIN Prefixes per ASN:                                        12.25
ARIN Region origin ASes announcing only one prefix:                3740
ARIN Region transit ASes present in the Internet Routing Table:     821
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:    1959
Number of ARIN addresses announced to Internet:               871319137
    Equivalent to 51 /8s, 239 /16s and 70 /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:                     47023
    Total RIPE prefixes after maximum aggregation:                25960
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            47566
    Unique aggregates announced from the RIPE address blocks:     35363
RIPE Region origin ASes present in the Internet Routing Table:     4757
    RIPE Prefixes per ASN:                                        10.00
RIPE Region origin ASes announcing only one prefix:                2060
RIPE Region transit ASes present in the Internet Routing Table:     714
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:    1871
Number of RIPE addresses announced to Internet:               298909904
    Equivalent to 17 /8s, 209 /16s and 0 /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:                   44485
    Total LACNIC prefixes after maximum aggregation:              13905
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          43741
    Unique aggregates announced from the LACNIC address blocks:   20735
LACNIC Region origin ASes present in the Internet Routing Table:   4385
    LACNIC Prefixes per ASN:                                       9.98
LACNIC Region origin ASes announcing only one prefix:              1502
LACNIC Region transit ASes present in the Internet Routing Table:   907
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:  3462
Number of LACNIC addresses announced to Internet:              95203072
    Equivalent to 5 /8s, 172 /16s and 175 /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:                   9524
    Total AfriNIC prefixes after maximum aggregation:              2844
    AfriNIC Deaggregation factor:                                  3.35
Prefixes being announced from the AfriNIC address blocks:         11607
    Unique aggregates announced from the AfriNIC address blocks:   4834
AfriNIC Region origin ASes present in the Internet Routing Table:   306
    AfriNIC Prefixes per ASN:                                     37.93
AfriNIC Region origin ASes announcing only one prefix:              135
AfriNIC Region transit ASes present in the Internet Routing Table:   86
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  157
Number of AfriNIC addresses announced to Internet:             40058112
    Equivalent to 2 /8s, 99 /16s and 61 /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        1479        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         598       2169     465  SINET-AS Research Organization of Informa
 17676         597      10607     150  GIGAINFRA SoftBank Corp., JP
 55410         517         47     174  VIL-AS-AP Vodafone Idea Ltd, IN
 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       10495      11646    3792  AMAZON-02, US
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2906      23671    1824  ATT-INTERNET4, US
   367        2523       3077    1193  DNIC-ASBLK-00306-00371, US
  4155        2042        135    1342  USDA-1, US
 22773        1866       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1810       3368     435  CELLCO-PART, US
   209        1688       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1381       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        1269        102    1039  AKAMAI-ASN1, NL
  3257         985       2084     781  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         832       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
 34984         720         84     459  TELLCOM-AS, TR
  8376         715         58      23  Jordan Data Communications, JO
212238         563         41     493  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         547       8318     462  DTAG Internet service provider operations

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5419       1595     725  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1383        197    1027  Telmex Colombia S.A., CO
  3816        1319        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1058       2503      53  TIM SA, BR
  6147        1034        369      22  Telefonica del Peru S.A.A., PE
 18881         876       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         532         72     229  Mega Cable, S.A. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1299        388      22  LINKdotNET-AS, EG
 24835         947        415     140  RAYA-AS, EG
 29571         884         65     292  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         681        125     176  Vodafone-, EG
 36914         527         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         376        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
 20011         275         41     199  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       10495      11646    3792  AMAZON-02, US
  9808        9714       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5419       1595     725  UNINET, MX
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2906      23671    1824  ATT-INTERNET4, US
   367        2523       3077    1193  DNIC-ASBLK-00306-00371, US
  4155        2042        135    1342  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1866       2028     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1810       3368     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        5419         4694  UNINET, MX
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1479         1404  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1688         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1549         1377  CMNET-JIANGSU-AP China Mobile communications co
  6167        1810         1375  CELLCO-PART, US
   367        2523         1330  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
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

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    /16:7146    /17:3379    /18:3900    
/19:7370    /20:11423   /21:14496   /22:26774   /23:26253   /24:141902  
/25:39      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2791        5419  UNINET, MX
 16509        2141       10495  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1406        1866  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1314        2906  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         889        1810  CELLCO-PART, US
 10620         832        1383  Telmex Colombia S.A., CO
 19901         810         960  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)
----------------------------------------------

   1:42        2:299       3:417       4:5         5:744       6:148    
   7:5         8:696      11:171      12:1024     13:304      14:110    
  15:290      16:226      17:6        18:829      20:105      21:4      
  22:188      23:2064     24:653      25:2        27:45       29:19     
  31:379      32:26       34:10       35:70       36:1197     37:661    
  38:1412     39:540      40:53       41:1159     42:171      43:195    
  44:45       45:3843     46:855      47:96       49:37       50:338    
  51:372      52:1360     54:276      55:944      56:8        57:17     
  58:6        59:33       60:17       61:59       62:490      63:784    
  64:1725     65:1064     66:1441     67:879      68:501      69:1081   
  70:313      71:206      72:568      74:934      75:413      76:228    
  77:331      78:325      79:220      80:314      81:373      82:302    
  83:179      84:346      85:472      86:215      87:202      88:248    
  89:855      90:98       91:1022     92:578      93:447      94:647    
  95:292      96:217      97:57       98:387      99:159     100:12     
 101:20      102:405     103:1351    104:939     105:160     106:17     
 107:824     108:439     109:392     110:24      111:1844    112:449    
 113:41      114:45      115:25      116:48      117:960     118:209    
 119:130     120:1104    121:38      122:206     123:197     124:73     
 125:18      128:473     129:324     130:634     131:945     132:581    
 133:195     134:461     135:108     136:447     137:538     138:1009   
 139:459     140:661     141:456     142:773     143:742     144:415    
 145:79      146:605     147:471     148:717     149:676     150:306    
 151:606     152:672     153:136     154:674     155:731     156:735    
 157:362     158:433     159:682     160:786     161:669     162:878    
 163:394     164:732     165:813     166:568     167:647     168:1313   
 169:169     170:1569    171:105     172:1087    173:773     174:154    
 175:59      176:626     177:1257    178:424     179:801     180:65     
 181:1568    182:43      183:833     184:318     185:3243    186:1788   
 187:1224    188:705     189:1319    190:4031    191:436     192:4765   
 193:1894    194:1378    195:975     196:860     197:956     198:2499   
 199:4416    200:3379    201:3128    202:1140    203:700     204:2077   
 205:1880    206:1569    207:1390    208:1179    209:1777    210:351    
 211:444     212:984     213:768     214:1009    215:42      216:2345   
 217:467     218:530     219:38      220:34      221:300     222:20     
 223:647    

End of report


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