Routing Table Report 08:00 +10GMT Wed 01 May, 2019
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 754895
Prefixes after maximum aggregation (per Origin AS): 291929
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 362693
Total ASes present in the Internet Routing Table: 63937
Prefixes per ASN: 11.81
Origin-only ASes present in the Internet Routing Table: 54939
Origin ASes announcing only one prefix: 23693
Transit ASes present in the Internet Routing Table: 8998
Transit-only ASes present in the Internet Routing Table: 278
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 40
Max AS path prepend of ASN ( 22394) 37
Prefixes from unregistered ASNs in the Routing Table: 3109
Number of instances of unregistered ASNs: 3118
Number of 32-bit ASNs allocated by the RIRs: 26778
Number of 32-bit ASNs visible in the Routing Table: 21817
Prefixes from 32-bit ASNs in the Routing Table: 95986
Number of bogon 32-bit ASNs visible in the Routing Table: 26
Special use prefixes present in the Routing Table: 11
Prefixes being announced from unallocated address space: 3212
Number of addresses announced to Internet: 2885067208
Equivalent to 171 /8s, 246 /16s and 161 /24s
Percentage of available address space announced: 77.9
Percentage of allocated address space announced: 77.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.2
Total number of prefixes smaller than registry allocations: 259137
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 196780
Total APNIC prefixes after maximum aggregation: 57832
APNIC Deaggregation factor: 3.40
Prefixes being announced from the APNIC address blocks: 193238
Unique aggregates announced from the APNIC address blocks: 82224
APNIC Region origin ASes present in the Internet Routing Table: 9629
APNIC Prefixes per ASN: 20.07
APNIC Region origin ASes announcing only one prefix: 2703
APNIC Region transit ASes present in the Internet Routing Table: 1430
Average APNIC Region AS path length visible: 3.3
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 4671
Number of APNIC addresses announced to Internet: 772739840
Equivalent to 46 /8s, 15 /16s and 19 /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, 131072-139577
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: 222401
Total ARIN prefixes after maximum aggregation: 104331
ARIN Deaggregation factor: 2.13
Prefixes being announced from the ARIN address blocks: 221718
Unique aggregates announced from the ARIN address blocks: 105423
ARIN Region origin ASes present in the Internet Routing Table: 18406
ARIN Prefixes per ASN: 12.05
ARIN Region origin ASes announcing only one prefix: 6835
ARIN Region transit ASes present in the Internet Routing Table: 1886
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 40
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2678
Number of ARIN addresses announced to Internet: 1077880064
Equivalent to 64 /8s, 63 /16s and 37 /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, 393216-399260
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,
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: 214825
Total RIPE prefixes after maximum aggregation: 100683
RIPE Deaggregation factor: 2.13
Prefixes being announced from the RIPE address blocks: 211312
Unique aggregates announced from the RIPE address blocks: 120359
RIPE Region origin ASes present in the Internet Routing Table: 25996
RIPE Prefixes per ASN: 8.13
RIPE Region origin ASes announcing only one prefix: 11532
RIPE Region transit ASes present in the Internet Routing Table: 3760
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 8047
Number of RIPE addresses announced to Internet: 718995016
Equivalent to 42 /8s, 218 /16s and 254 /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
196608-210331
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: 96404
Total LACNIC prefixes after maximum aggregation: 21712
LACNIC Deaggregation factor: 4.44
Prefixes being announced from the LACNIC address blocks: 97778
Unique aggregates announced from the LACNIC address blocks: 42425
LACNIC Region origin ASes present in the Internet Routing Table: 8320
LACNIC Prefixes per ASN: 11.75
LACNIC Region origin ASes announcing only one prefix: 2188
LACNIC Region transit ASes present in the Internet Routing Table: 1541
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 5870
Number of LACNIC addresses announced to Internet: 173746688
Equivalent to 10 /8s, 91 /16s and 42 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-270748 + 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: 21370
Total AfriNIC prefixes after maximum aggregation: 4283
AfriNIC Deaggregation factor: 4.99
Prefixes being announced from the AfriNIC address blocks: 27635
Unique aggregates announced from the AfriNIC address blocks: 9066
AfriNIC Region origin ASes present in the Internet Routing Table: 1269
AfriNIC Prefixes per ASN: 21.78
AfriNIC Region origin ASes announcing only one prefix: 435
AfriNIC Region transit ASes present in the Internet Routing Table: 247
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 551
Number of AfriNIC addresses announced to Internet: 104721920
Equivalent to 6 /8s, 61 /16s and 238 /24s
AfriNIC AS Blocks 36864-37887, 327680-328703 & 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
7545 4733 546 550 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 3134 1307 54 VIETEL-AS-AP Viettel Group, VN
45899 3052 1737 111 VNPT-AS-VN VNPT Corp, VN
9829 2733 1496 551 BSNL-NIB National Internet Backbone, IN
4766 2356 11120 756 KIXS-AS-KR Korea Telecom, KR
9808 2345 8699 27 CMNET-GD Guangdong Mobile Communication
9394 2175 4898 27 CTTNET China TieTong Telecommunications
4755 2137 429 185 TATACOMM-AS TATA Communications formerl
9498 2050 427 171 BBIL-AP BHARTI Airtel Ltd., IN
23969 1766 314 16 TOT-NET TOT Public Company Limited, TH
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
11492 3646 238 584 CABLEONE - CABLE ONE, INC., US
6327 3619 1325 92 SHAW - Shaw Communications Inc., CA
22773 3398 2974 157 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7155 3243 280 25 VIASAT-SP-BACKBONE - ViaSat,Inc., US
16625 2433 1333 1838 AKAMAI-AS - Akamai Technologies, Inc.,
16509 2416 4892 1118 AMAZON-02 - Amazon.com, Inc., US
30036 2170 355 141 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
20115 2148 2749 525 CHARTER-20115 - Charter Communications,
18566 2107 405 108 MEGAPATH5-US - MegaPath Corporation, US
5650 2086 3074 1462 FRONTIER-FRTR - Frontier Communications
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
47331 5484 827 2763 TTNET, TR
12479 5428 1629 140 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
8551 3228 378 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2643 520 1912 AKAMAI-ASN1, US
9121 2636 1692 18 TTNET, TR
31334 2629 484 13 KABELDEUTSCHLAND-AS, DE
12389 2207 2222 642 ROSTELECOM-AS, RU
34984 2078 343 540 TELLCOM-AS, TR
13188 1605 100 47 TRIOLAN, UA
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 5721 3354 600 Uninet S.A. de C.V., MX
10620 3433 534 419 Telmex Colombia S.A., CO
11830 2708 384 34 Instituto Costarricense de Electricidad
7303 1473 1011 254 Telecom Argentina S.A., AR
28573 1329 2234 197 CLARO S.A., BR
6503 1258 433 54 Axtel, S.A.B. de C.V., MX
6147 1157 377 30 Telefonica del Peru S.A.A., PE
3816 1085 519 142 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
13999 962 512 241 Mega Cable, S.A. de C.V., MX
11172 940 144 63 Alestra, S. de R.L. de C.V., MX
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1177 393 21 LINKdotNET-AS, EG
37611 906 107 9 Afrihost, ZA
24835 888 648 21 RAYA-AS, EG
36992 852 1531 68 ETISALAT-MISR, EG
36903 827 416 126 MT-MPLS, MA
8452 697 1731 19 TE-AS TE-AS, EG
29571 511 68 11 ORANGE-COTE-IVOIRE, CI
37492 470 470 57 ORANGE-, TN
15706 421 32 6 Sudatel, SD
37342 420 32 1 MOVITEL, MZ
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
65332 6064 8969 3031 -Private Use AS-, ZZ
8151 5721 3354 600 Uninet S.A. de C.V., MX
47331 5484 827 2763 TTNET, TR
12479 5428 1629 140 UNI2-AS, ES
7545 4733 546 550 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 203 20 ALJAWWALSTC-AS, SA
11492 3646 238 584 CABLEONE - CABLE ONE, INC., US
6327 3619 1325 92 SHAW - Shaw Communications Inc., CA
10620 3433 534 419 Telmex Colombia S.A., CO
22773 3398 2974 157 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
12479 5428 5288 UNI2-AS, ES
8151 5721 5121 Uninet S.A. de C.V., MX
7545 4733 4183 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
6327 3619 3527 SHAW - Shaw Communications Inc., CA
22773 3398 3241 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7155 3243 3218 VIASAT-SP-BACKBONE - ViaSat,Inc., US
8551 3228 3183 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7552 3134 3080 VIETEL-AS-AP Viettel Group, VN
11492 3646 3062 CABLEONE - CABLE ONE, INC., US
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 0.0.0.0/8 0 UNKNOWN
65535 UNALLOCATED 1.6.6.0/24 9583 SIFY-AS-IN Sify Limited, IN
65332 PRIVATE 10.0.0.0/8 0 UNKNOWN
64550 PRIVATE 20.139.93.0/24 17916 CSC-IGN-AUNZ-AP Computer Scien
230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc
65332 PRIVATE 41.62.0.0/16 0 UNKNOWN
65332 PRIVATE 41.67.64.0/20 0 UNKNOWN
65332 PRIVATE 41.67.88.0/21 0 UNKNOWN
65332 PRIVATE 41.67.96.0/19 0 UNKNOWN
65332 PRIVATE 41.73.16.0/20 0 UNKNOWN
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 65332 -Private Use AS-, ZZ
10.0.0.0/8 65332 -Private Use AS-, ZZ
100.64.0.0/10 65332 -Private Use AS-, ZZ
169.254.0.0/16 65332 -Private Use AS-, ZZ
172.16.0.0/12 65332 -Private Use AS-, ZZ
192.0.0.0/24 65332 -Private Use AS-, ZZ
192.0.2.0/24 65332 -Private Use AS-, ZZ
192.168.0.0/16 65332 -Private Use AS-, ZZ
198.18.0.0/15 65332 -Private Use AS-, ZZ
198.51.100.0/24 65332 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 UNKNOWN
27.126.156.0/23 55827 UNKNOWN
27.126.156.0/22 55827 UNKNOWN
27.126.158.0/23 55827 UNKNOWN
41.62.0.0/16 65332 PRIVATE ASN
41.67.64.0/20 65332 PRIVATE ASN
41.67.88.0/21 65332 PRIVATE ASN
41.67.96.0/19 65332 PRIVATE ASN
41.73.16.0/20 65332 PRIVATE ASN
41.74.96.0/20 65332 PRIVATE ASN
Complete listing at http://thyme.rand.apnic.net/london/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 /8:14 /9:10 /10:37 /11:104 /12:295
/13:571 /14:1140 /15:1932 /16:13315 /17:7913 /18:13792
/19:25304 /20:38901 /21:46534 /22:93345 /23:77029 /24:433348
/25:31 /26:18 /27:21 /28:69 /29:204 /30:942
/31:0 /32:26
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 4649 5484 TTNET, TR
12479 4357 5428 UNI2-AS, ES
6327 3395 3619 SHAW - Shaw Communications Inc., CA
39891 2946 3778 ALJAWWALSTC-AS, SA
11492 2854 3646 CABLEONE - CABLE ONE, INC., US
8551 2682 3228 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2637 3398 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7155 2609 3243 VIASAT-SP-BACKBONE - ViaSat,Inc., US
31334 2517 2629 KABELDEUTSCHLAND-AS, DE
11830 2053 2708 Instituto Costarricense de Electricidad y Telec
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1607 2:990 3:6 4:17 5:3147 6:47
7:1 8:1273 9:1 12:1804 13:335 14:1979
15:36 16:4 17:254 18:58 20:51 23:2677
24:2485 25:2 27:2490 31:2682 32:90 35:36
36:853 37:3033 38:1733 39:297 40:121 41:3272
42:766 43:2010 44:152 45:7370 46:3263 47:256
49:1360 50:1105 51:322 52:1015 54:282 55:706
56:6 57:50 58:1687 59:977 60:501 61:2119
62:2184 63:1834 64:4943 65:2225 66:4809 67:2779
68:1164 69:3527 70:1351 71:618 72:2626 74:2742
75:996 76:548 77:2557 78:3287 79:2280 80:1806
81:1632 82:1132 83:929 84:1119 85:2796 86:523
87:1551 88:2418 89:2622 90:215 91:6868 92:1380
93:2477 94:2489 95:4302 96:943 97:341 98:954
99:677 100:71 101:1229 102:544 103:21001 104:3556
105:256 106:779 107:1792 108:694 109:3718 110:1647
111:1938 112:1479 113:1351 114:1136 115:1744 116:1719
117:1988 118:2110 119:1604 120:986 121:986 122:2344
123:1636 124:1469 125:1912 128:1188 129:815 130:514
131:1808 132:787 133:222 134:1077 135:241 136:575
137:745 138:2066 139:871 140:539 141:876 142:790
143:1049 144:891 145:496 146:1307 147:831 148:1697
149:827 150:786 151:1011 152:1050 153:335 154:2902
155:919 156:1633 157:965 158:656 159:1944 160:1614
161:928 162:2726 163:803 164:1195 165:1588 166:425
167:1398 168:3262 169:870 170:4099 171:582 172:1588
173:2202 174:1037 175:904 176:2312 177:4163 178:2717
179:1397 180:2091 181:2409 182:2638 183:1045 184:2047
185:15042 186:3675 187:2461 188:3386 189:1958 190:8262
191:1603 192:10116 193:7350 194:5915 195:4253 196:3065
197:1778 198:5851 199:5970 200:7107 201:5107 202:10113
203:10022 204:4519 205:3032 206:3126 207:3181 208:3966
209:4229 210:3620 211:1881 212:3106 213:2940 214:1104
215:55 216:5908 217:2235 218:852 219:415 220:1861
221:966 222:830 223:1374
End of report