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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Feb 7 20:16:27 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 07 Feb, 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:                              188458
    Prefixes after maximum aggregation (per Origin AS):           82691
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      103557
    Number of IPv4 prefixes with a valid ROA:                     72039
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         116394
Total ASes present in the Internet Routing Table:                 16143
    Prefixes per ASN:                                             11.67
Origin-only ASes present in the Internet Routing Table:           13985
Origin ASes announcing only one prefix:                            6412
Transit ASes present in the Internet Routing Table:                2158
Transit-only ASes present in the Internet Routing Table:            577
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               227
    Number of instances of unregistered ASNs:                       227
Number of 32-bit ASNs allocated by the RIRs:                      43567
Number of 32-bit ASNs visible in the Routing Table:                5852
Prefixes from 32-bit ASNs in the Routing Table:                   19356
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             88
Number of addresses announced to Internet:                   1070668345
    Equivalent to 63 /8s, 209 /16s and 26 /24s
    Percentage of available address space announced:               28.9
    Percentage of allocated address space announced:               28.9
    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:       56273

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

Prefixes being announced by APNIC Region ASes:                    28929
    Total APNIC prefixes after maximum aggregation:                6535
    APNIC Deaggregation factor:                                    4.43
Prefixes being announced from the APNIC address blocks:           28692
    Unique aggregates announced from the APNIC address blocks:     7760
APNIC Region origin ASes present in the Internet Routing Table:    1049
    APNIC Prefixes per ASN:                                       27.35
APNIC Region origin ASes announcing only one prefix:                424
APNIC Region transit ASes present in the Internet Routing Table:    177
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    445
Number of APNIC addresses announced to Internet:              172628872
    Equivalent to 10 /8s, 74 /16s and 27 /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:                     83079
    Total ARIN prefixes after maximum aggregation:                45567
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82398
    Unique aggregates announced from the ARIN address blocks:     51658
ARIN Region origin ASes present in the Internet Routing Table:     7369
    ARIN Prefixes per ASN:                                        11.18
ARIN Region origin ASes announcing only one prefix:                3166
ARIN Region transit ASes present in the Internet Routing Table:     648
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1492
Number of ARIN addresses announced to Internet:               606185185
    Equivalent to 36 /8s, 33 /16s and 166 /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, 393216-401308
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:                     39157
    Total RIPE prefixes after maximum aggregation:                18344
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            39094
    Unique aggregates announced from the RIPE address blocks:     25532
RIPE Region origin ASes present in the Internet Routing Table:     3595
    RIPE Prefixes per ASN:                                        10.87
RIPE Region origin ASes announcing only one prefix:                1577
RIPE Region transit ASes present in the Internet Routing Table:     532
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1300
Number of RIPE addresses announced to Internet:               189575376
    Equivalent to 11 /8s, 76 /16s and 176 /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:                   32268
    Total LACNIC prefixes after maximum aggregation:              10257
    LACNIC Deaggregation factor:                                   3.15
Prefixes being announced from the LACNIC address blocks:          32066
    Unique aggregates announced from the LACNIC address blocks:   15500
LACNIC Region origin ASes present in the Internet Routing Table:   3255
    LACNIC Prefixes per ASN:                                       9.85
LACNIC Region origin ASes announcing only one prefix:              1165
LACNIC Region transit ASes present in the Internet Routing Table:   642
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2522
Number of LACNIC addresses announced to Internet:              73988608
    Equivalent to 4 /8s, 104 /16s and 250 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   4798
    Total AfriNIC prefixes after maximum aggregation:              1802
    AfriNIC Deaggregation factor:                                  2.66
Prefixes being announced from the AfriNIC address blocks:          6120
    Unique aggregates announced from the AfriNIC address blocks:   3021
AfriNIC Region origin ASes present in the Internet Routing Table:   204
    AfriNIC Prefixes per ASN:                                     30.00
AfriNIC Region origin ASes announcing only one prefix:               80
AfriNIC Region transit ASes present in the Internet Routing Table:   56
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   93
Number of AfriNIC addresses announced to Internet:             28240128
    Equivalent to 1 /8s, 174 /16s and 233 /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        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1435        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         777        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati
 56040         438        488     106  CMNET-GUANGDONG-AP China Mobile communi

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        9583      11214    3384  AMAZON-02, US
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2940       3730    1435  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  DNIC-ASBLK-05800-06055, US
  4155        1142         74     925  USDA-1, US
  7979         979         65     194  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         925        436     851  AKAMAI-AS, 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        4658        280      55  ALJAWWALSTC-AS, SA
 20940        1370        116    1113  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         720         60      22  Jordan Data Communications, JO
  8452         630       1841      12  TE-AS TE-AS, EG
 15897         551        183      28  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 35819         439        440      74  MOBILY-AS Etihad Etisalat Company Mobil
 51167         435         77     184  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        5100       1474     922  UNINET, MX
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1044        324       7  Instituto Costarricense de Electricidad
 18881         990       1120      28  TELEFONICA BRASIL S.A, BR
 11664         586        108     221  Techtel LMDS Comunicaciones Interactiva
 26599         549       2941      45  TELEFONICA BRASIL S.A, BR
 10620         513         69     429  Telmex Colombia S.A., CO
 13999         430         65     173  Mega Cable, S.A. de C.V., MX
 27775         297         15       9  Telecommunicationcompany Suriname - Tel

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         577        272     149  LINKdotNET-AS, EG
 36914         488         82       3  KENET-AS, KE
 36992         488        772     269  ETISALAT-MISR, EG
 29571         413         30     213  ORANGE-COTE-IVOIRE, CI
  2018         380        319      71  TENET-1, ZA
 36935         261         67      77  Vodafone-, EG
 24835         204        164     112  RAYA-AS, EG
 37492         170        471      44  ORANGE-, TN
327687         162         28       3  RENU, UG
 37480         141          9      23  Cobranet, NG

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
  9808        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9583      11214    3384  AMAZON-02, US
  8151        5100       1474     922  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2940       3730    1435  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  DNIC-ASBLK-05800-06055, US
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 16509        9583         6199  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5100         4178  UNINET, MX
 11776        1854         1632  ATLANTICBB-JOHNSTOWN, US
   367        2940         1505  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1709         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1435         1328  CMNET-JIANGSU-AP China Mobile communications co
  3816        1306         1109  COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.180.92.0/22            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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      Transit:     15964  CAMNET-AS, CM
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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      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        /8:11       /9:4       /10:14      /11:29      /12:77      
/13:130     /14:362     /15:738     /16:5560    /17:2654    /18:2746    
/19:5717    /20:8913    /21:11110   /22:20470   /23:20752   /24:108907  
/25:79      /26:51      /27:72      /28:19      /29:21      /30:15      
/31:0       /32:7       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2785        5100  UNINET, MX
 16509        2015        9583  AMAZON-02, US
   209         965        1709  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1854  ATLANTICBB-JOHNSTOWN, US
 11830         884        1044  Instituto Costarricense de Electricidad y Telec
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         676         813  BRSPD-PUBLIC, US
  8376         569         720  Jordan Data Communications, JO
 36914         473         488  KENET-AS, KE

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

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

   1:8         2:478       3:262       5:1099      6:151       7:5      
   8:616      11:171      12:255      13:319      14:101      15:280    
  16:168      17:6        18:672      20:30       21:4        22:188    
  23:1869     24:537      25:2        27:16       29:19       31:237    
  32:2        34:2        35:53       36:1110     37:511      38:816    
  39:523      40:8        41:649      42:14       43:173      44:30     
  45:2400     46:606      47:148      49:10       50:263      51:468    
  52:1366     54:301      55:884      57:18       58:5        59:31     
  60:19       61:61       62:379      63:471      64:1535     65:809    
  66:1314     67:726      68:153      69:793      70:154      71:194    
  72:383      74:768      75:393      76:228      77:270      78:553    
  79:166      80:219      81:212      82:173      83:96       84:186    
  85:330      86:154      87:156      88:136      89:326      90:97     
  91:570      92:396      93:800      94:485      95:1127     96:171    
  97:35       98:132      99:146     100:42      101:25      102:181    
 103:935     104:710     105:16      106:2       107:299     108:325    
 109:230     110:30      111:1742    112:446     113:40      114:31     
 115:10      116:34      117:951     118:45      119:97      120:1088   
 121:31      122:85      123:20      124:55      125:11      128:415    
 129:286     130:508     131:777     132:503     133:264     134:330    
 135:69      136:366     137:448     138:709     139:440     140:531    
 141:194     142:725     143:606     144:324     145:77      146:483    
 147:324     148:594     149:513     150:279     151:548     152:356    
 153:113     154:464     155:652     156:363     157:234     158:318    
 159:521     160:538     161:439     162:686     163:285     164:596    
 165:390     166:125     167:393     168:957     169:152     170:1231   
 171:60      172:963     173:629     174:108     175:37      176:414    
 177:732     178:278     179:497     180:46      181:963     182:8      
 183:853     184:215     185:2361    186:1018    187:769     188:540    
 189:1030    190:3003    191:220     192:3744    193:1336    194:899    
 195:666     196:456     197:644     198:1952    199:2974    200:2723   
 201:2602    202:919     203:611     204:1768    205:1629    206:1084   
 207:1089    208:996     209:1395    210:305     211:445     212:763    
 213:665     214:1064    215:37      216:1711    217:368     218:515    
 219:29      220:30      221:292     222:23      223:622    

End of report


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