Summary
| ASN | AS174 Cogent Communications, LLC |
| BGP | 66.28.0.0/16 |
| IPs with RDNS | 92 |
| Hosted Domains | 0 |
| Pingable IPs | 7 |
| Router IPs | 3 |
| 66.28.21.0 | — | 0 |  | |
| 66.28.21.1 | fa0-13.na01.b011027-0.yyz02.atlas.cogentco.com | 0 | | |
| 66.28.21.2 | opticalregionaladvnetofontario.demarc.cogentco.com | 0 | | |
| 66.28.21.3 | — | 0 | | |
| 66.28.21.4 | — | 0 | | |
| 66.28.21.5 | gi0-0-0-6.agr13.lax04.atlas.cogentco.com | 0 | | |
| 66.28.21.6 | musick_peeler_garrett.demarc.cogentco.com | 0 | | |
| 66.28.21.7 | — | 0 | | |
| 66.28.21.8 | — | 0 | | |
| 66.28.21.9 | fa0-2.na01.b000522-0.den01.atlas.cogentco.com | 0 | | |
| 66.28.21.10 | columbinechiropractic.demarc.cogentco.com | 0 | | |
| 66.28.21.11 | — | 0 | | |
| 66.28.21.12 | — | 0 | | |
| 66.28.21.13 | gi1-25.mpd02.ord03.atlas.cogentco.com | 0 | | |
| 66.28.21.14 | postini.demarc.cogentco.com | 0 | | |
| 66.28.21.15 | — | 0 | | |
| 66.28.21.16 | — | 0 | | |
| 66.28.21.17 | gi0-8.na21.b000359-1.ord01.atlas.cogentco.com | 0 | | |
| 66.28.21.18 | 1-26uwm.demarc.cogentco.com | 0 | | |
| 66.28.21.19 | — | 0 | | |
| 66.28.21.20 | — | 0 | | |
| 66.28.21.21 | gi0-0-0-13.nr01.b001639-0.jfk01.atlas.cogentco.com | 0 |  | |
| 66.28.21.22 | christianbrosinvestmentsvcs.demarc.cogentco.com | 0 | | |
| 66.28.21.23 | — | 0 | | |
| 66.28.21.24 | — | 0 | | |
| 66.28.21.25 | gi0-1.na31.b010910-0.sjc01.atlas.cogentco.com | 0 | | |
| 66.28.21.26 | webmaster_incorporated.demarc.cogentco.com | 0 | | |
| 66.28.21.27 | — | 0 | | |
| 66.28.21.28 | — | 0 | | |
| 66.28.21.29 | fa0-2.na01.b000807-0.dfw01.atlas.cogentco.com | 0 | | |
| 66.28.21.30 | maclean_oddy_associates.demarc.cogentco.com | 0 | | |
| 66.28.21.31 | — | 0 | | |
| 66.28.21.32 | — | 0 | | |
| 66.28.21.33 | fa0-1.na01.b002166-0.dca01.atlas.cogentco.com | 0 | | |
| 66.28.21.34 | wickwire_gavin.demarc.cogentco.com | 0 | | |
| 66.28.21.35 | — | 0 | | |
| 66.28.21.36 | — | 0 | | |
| 66.28.21.37 | — | 0 | | |
| 66.28.21.38 | — | 0 | | |
| 66.28.21.39 | — | 0 | | |
| 66.28.21.40 | — | 0 | | |
| 66.28.21.41 | fa0-3.na01.b000544-0.den01.atlas.cogentco.com | 0 | | |
| 66.28.21.42 | telosonline.demarc.cogentco.com | 0 | | |
| 66.28.21.43 | — | 0 | | |
| 66.28.21.44 | — | 0 | | |
| 66.28.21.45 | f0-1.na01.b000109-0.atl01.atlas.cogentco.com | 0 | | |
| 66.28.21.46 | objectnet.demarc.cogentco.com | 0 | | |
| 66.28.21.47 | — | 0 | | |
| 66.28.21.48 | — | 0 | | |
| 66.28.21.49 | gi0-0-0-1.nr11.b006523-1.bos01.atlas.cogentco.com | 0 | | |
| 66.28.21.50 | swiftwill-ge1.demarc.cogentco.com | 0 | | |
| 66.28.21.51 | — | 0 | | |
| 66.28.21.52 | — | 0 | | |
| 66.28.21.53 | fa0-2.na01.b000982-0.mia01.atlas.cogentco.com | 0 | | |
| 66.28.21.54 | — | 0 | | |
| 66.28.21.55 | — | 0 | | |
| 66.28.21.56 | — | 0 | | |
| 66.28.21.57 | se4-1-22-0.ca02.tol01.atlas.cogentco.com | 0 | | |
| 66.28.21.58 | familylearningcenter.demarc.cogentco.com | 0 | | |
| 66.28.21.59 | — | 0 | | |
| 66.28.21.60 | — | 0 | | |
| 66.28.21.61 | f0-7.na01.b011027-0.yyz01.atlas.cogentco.com | 0 | | |
| 66.28.21.62 | ryerson-university.demarc.cogentco.com | 0 | | |
| 66.28.21.63 | — | 0 | | |
| 66.28.21.64 | — | 0 | | |
| 66.28.21.65 | gi0-0-0-18.202.nr11.b003604-0.bos01.atlas.cogentco.com | 0 | | |
| 66.28.21.66 | — | 0 | | |
| 66.28.21.67 | — | 0 | | |
| 66.28.21.68 | — | 0 | | |
| 66.28.21.69 | — | 0 | | |
| 66.28.21.70 | — | 0 | | |
| 66.28.21.71 | — | 0 | | |
| 66.28.21.72 | — | 0 | | |
| 66.28.21.73 | f5.ba01.b00948-0.jfk01.atlas.cogentco.com | 0 | | |
| 66.28.21.74 | pm_realty.demarc.cogentco.com | 0 | | |
| 66.28.21.75 | — | 0 | | |
| 66.28.21.76 | — | 0 | | |
| 66.28.21.77 | — | 0 | | |
| 66.28.21.78 | — | 0 | | |
| 66.28.21.79 | — | 0 | | |
| 66.28.21.80 | — | 0 | | |
| 66.28.21.81 | fa0-1.na01.b001200-2.lax01.atlas.cogentco.com | 0 | | |
| 66.28.21.82 | deviantart.demarc.cogentco.com | 0 | | |
| 66.28.21.83 | — | 0 | | |
| 66.28.21.84 | — | 0 | | |
| 66.28.21.85 | se2-1-6-0.ca03.ord04.atlas.cogentco.com | 0 | | |
| 66.28.21.86 | twopointconversion.demarc.cogentco.com | 0 | | |
| 66.28.21.87 | — | 0 | | |
| 66.28.21.88 | — | 0 | | |
| 66.28.21.89 | — | 0 | | |
| 66.28.21.90 | leviancorp.demarc.cogentco.com | 0 | | |
| 66.28.21.91 | — | 0 | | |
| 66.28.21.92 | — | 0 | | |
| 66.28.21.93 | se1-0.ca01.jfk04.atlas.cogentco.com | 0 | | |
| 66.28.21.94 | lebouflambgreenemacrae.demarc.cogentco.com | 0 | | |
| 66.28.21.95 | — | 0 | | |
| 66.28.21.96 | — | 0 | | |
| 66.28.21.97 | fa0-2.na01.b010940-0.yyz01.atlas.cogentco.com | 0 | | |
| 66.28.21.98 | cadillacfairview.demarc.cogentco.com | 0 | | |
| 66.28.21.99 | — | 0 | | |
| 66.28.21.100 | — | 0 | | |
| 66.28.21.101 | gi0-0-0-0.nr01.b001592-0.jfk01.atlas.cogentco.com | 0 | | |
| 66.28.21.102 | turner.demarc.cogentco.com | 0 | | |
| 66.28.21.103 | — | 0 | | |
| 66.28.21.104 | — | 0 | | |
| 66.28.21.105 | fa0-7.na01.b000268-0.ord01.atlas.cogentco.com | 0 | | |
| 66.28.21.106 | elocaltrading.demarc.cogentco.com | 0 | | |
| 66.28.21.107 | — | 0 | | |
| 66.28.21.108 | — | 0 | | |
| 66.28.21.109 | fa0-6.na01.b001614-0.jfk01.atlas.cogentco.com | 0 | | |
| 66.28.21.110 | appad.org | 0 | | |
| 66.28.21.111 | — | 0 | | |
| 66.28.21.112 | — | 0 | | |
| 66.28.21.113 | — | 0 | | |
| 66.28.21.114 | — | 0 | | |
| 66.28.21.115 | — | 0 | | |
| 66.28.21.116 | — | 0 | | |
| 66.28.21.117 | te0-0-0-8.nr01.b006702-0.lax01.atlas.cogentco.com | 0 | | |
| 66.28.21.118 | thebiltmorehotel.demarc.cogentco.com | 0 | | |
| 66.28.21.119 | — | 0 | | |
| 66.28.21.120 | — | 0 | | |
| 66.28.21.121 | — | 0 | | |
| 66.28.21.122 | — | 0 | | |
| 66.28.21.123 | — | 0 | | |
| 66.28.21.124 | — | 0 | | |
| 66.28.21.125 | gi0-9.na21.b015447-0.mia01.atlas.cogentco.com | 0 | | |
| 66.28.21.126 | telefonicausa.demarc.cogentco.com | 0 | | |
| 66.28.21.127 | — | 0 | | |
| 66.28.21.128 | — | 0 | | |
| 66.28.21.129 | fa0-3.na11.b000870-0.dfw01.atlas.cogentco.com | 0 | | |
| 66.28.21.130 | lgn.demarc.atlas.cogentco.com | 0 | | |
| 66.28.21.131 | — | 0 | | |
| 66.28.21.132 | — | 0 | | |
| 66.28.21.133 | — | 0 | | |
| 66.28.21.134 | — | 0 | | |
| 66.28.21.135 | — | 0 | | |
| 66.28.21.136 | — | 0 | | |
| 66.28.21.137 | gi1-4.ccr02.sfo04.atlas.cogentco.com | 0 | | |
| 66.28.21.138 | sunwave_communications.demarc.cogentco.com | 0 | | |
| 66.28.21.139 | — | 0 | | |
| 66.28.21.140 | — | 0 | | |
| 66.28.21.141 | fa0-1.na11.b003643-0.bos01.atlas.cogentco.com | 0 | | |
| 66.28.21.142 | mail.klhboston.com | 0 | | |
| 66.28.21.143 | — | 0 | | |
| 66.28.21.144 | — | 0 | | |
| 66.28.21.145 | gi0-2-1-18.204.ccr22.sjc03.atlas.cogentco.com | 0 | | |
| 66.28.21.146 | exigen.demarc.cogentco.com | 0 | | |
| 66.28.21.147 | — | 0 | | |
| 66.28.21.148 | — | 0 | | |
| 66.28.21.149 | f0-2.na01.b010963-0.yyz01.atlas.cogentco.com | 0 | | |
| 66.28.21.150 | horwathorenstein.demarc.cogentco.com | 0 | | |
| 66.28.21.151 | — | 0 | | |
| 66.28.21.152 | — | 0 | | |
| 66.28.21.153 | — | 0 | | |
| 66.28.21.154 | — | 0 | | |
| 66.28.21.155 | — | 0 | | |
| 66.28.21.156 | — | 0 | | |
| 66.28.21.157 | fa0-2.na01.b001639-0.jfk01.atlas.cogentco.com | 0 | | |
| 66.28.21.158 | depository.demarc.cogentco.com | 0 | | |
| 66.28.21.159 | — | 0 | | |
| 66.28.21.160 | — | 0 | | |
| 66.28.21.161 | — | 0 | | |
| 66.28.21.162 | — | 0 | | |
| 66.28.21.163 | — | 0 | | |
| 66.28.21.164 | — | 0 | | |
| 66.28.21.165 | fa0-1.na01.b001553-0.jfk02.atlas.cogentco.com | 0 | | |
| 66.28.21.166 | — | 0 | | |
| 66.28.21.167 | — | 0 | | |
| 66.28.21.168 | — | 0 | | |
| 66.28.21.169 | f37.ba01.b000385-1.dfw01.atlas.cogentco.com | 0 | | |
| 66.28.21.170 | instawatch.demarc.cogentco.com | 0 | | |
| 66.28.21.171 | — | 0 | | |
| 66.28.21.172 | — | 0 | | |
| 66.28.21.173 | gi0-0-0-18.208.nr11.b005752-0.atl01.atlas.cogentco.com | 0 | | |
| 66.28.21.174 | sbc-systems.demarc.cogentco.com | 0 | | |
| 66.28.21.175 | — | 0 | | |
| 66.28.21.176 | — | 0 | | |
| 66.28.21.177 | f0-4.na01.b000682-0.dfw01.atlas.cogentco.com | 0 | | |
| 66.28.21.178 | citrix.vialaw.com | 0 | | |
| 66.28.21.179 | — | 0 | | |
| 66.28.21.180 | — | 0 | | |
| 66.28.21.181 | f17.ba01.b001202-3.lax01.atlas.cogentco.com | 0 | | |
| 66.28.21.182 | o1communications.demarc.cogentco.com | 0 | | |
| 66.28.21.183 | — | 0 | | |
| 66.28.21.184 | — | 0 | | |
| 66.28.21.185 | — | 0 | | |
| 66.28.21.186 | — | 0 | | |
| 66.28.21.187 | — | 0 | | |
| 66.28.21.188 | — | 0 | | |
| 66.28.21.189 | — | 0 | | |
| 66.28.21.190 | — | 0 | | |
| 66.28.21.191 | — | 0 | | |
| 66.28.21.192 | — | 0 | | |
| 66.28.21.193 | fa0-1.na01.b001622-0.jfk01.atlas.cogentco.com | 0 | | |
| 66.28.21.194 | interland.demarc.cogentco.com | 0 | | |
| 66.28.21.195 | — | 0 | | |
| 66.28.21.196 | — | 0 | | |
| 66.28.21.197 | — | 0 | | |
| 66.28.21.198 | — | 0 | | |
| 66.28.21.199 | — | 0 | | |
| 66.28.21.200 | — | 0 | | |
| 66.28.21.201 | — | 0 | | |
| 66.28.21.202 | — | 0 | | |
| 66.28.21.203 | — | 0 | | |
| 66.28.21.204 | — | 0 | | |
| 66.28.21.205 | gi0-0-0-0.nr01.b000312-0.dfw01.atlas.cogentco.com | 0 | | |
| 66.28.21.206 | baker_botts.demarc.cogentco.com | 0 | | |
| 66.28.21.207 | — | 0 | | |
| 66.28.21.208 | — | 0 | | |
| 66.28.21.209 | gi0-8.na21.b001354-0.jfk01.atlas.cogentco.com | 0 | | |
| 66.28.21.210 | — | 0 | | |
| 66.28.21.211 | — | 0 | | |
| 66.28.21.212 | — | 0 | | |
| 66.28.21.213 | fa0-1.na01.b000055-0.dca01.atlas.cogentco.com | 0 | | |
| 66.28.21.214 | arent_fox_kinter_plotkin_kahn.demarc.cogentco.com | 0 | | |
| 66.28.21.215 | — | 0 | | |
| 66.28.21.216 | — | 0 | | |
| 66.28.21.217 | f1.ba01.b006121-1.mci01.atlas.cogentco.com | 0 | | |
| 66.28.21.218 | novia.demarc.cogentco.com | 0 | | |
| 66.28.21.219 | — | 0 | | |
| 66.28.21.220 | — | 0 | | |
| 66.28.21.221 | f21-ba01.b006121-1.mci01.atlas.cogentco.com | 0 | | |
| 66.28.21.222 | fullcontrol.demarc.cogentco.com | 0 | | |
| 66.28.21.223 | — | 0 | | |
| 66.28.21.224 | — | 0 | | |
| 66.28.21.225 | te0-0-0-12.3824.agr61.b003320-1.dca04.atlas.cogentco.com | 0 | | |
| 66.28.21.226 | johnsnow.demarc.cogentco.com | 0 | | |
| 66.28.21.227 | — | 0 | | |
| 66.28.21.228 | — | 0 | | |
| 66.28.21.229 | gi0-9.na21.b000764-0.lax01.atlas.cogentco.com | 0 | | |
| 66.28.21.230 | g1-0.cr1.lax1.xfernet.net | 0 | | |
| 66.28.21.231 | — | 0 | | |
| 66.28.21.232 | — | 0 | | |
| 66.28.21.233 | gi2-33.mpd01.ord03.atlas.cogentco.com | 0 | | |
| 66.28.21.234 | merit.demarc.cogentco.com | 0 | | |
| 66.28.21.235 | — | 0 | | |
| 66.28.21.236 | — | 0 | | |
| 66.28.21.237 | — | 0 | | |
| 66.28.21.238 | — | 0 | | |
| 66.28.21.239 | — | 0 | | |
| 66.28.21.240 | — | 0 | | |
| 66.28.21.241 | — | 0 | | |
| 66.28.21.242 | — | 0 | | |
| 66.28.21.243 | — | 0 | | |
| 66.28.21.244 | — | 0 | | |
| 66.28.21.245 | — | 0 | | |
| 66.28.21.246 | — | 0 | | |
| 66.28.21.247 | — | 0 | | |
| 66.28.21.248 | — | 0 | | |
| 66.28.21.249 | — | 0 | | |
| 66.28.21.250 | freshfields_bruckhaus_deringer_llp.demarc.cogentco.com | 0 | | |
| 66.28.21.251 | — | 0 | | |
| 66.28.21.252 | — | 0 | | |
| 66.28.21.253 | fa0-1.na01.b001355-0.jfk09.atlas.cogentco.com | 0 | | |
| 66.28.21.254 | lava_trading.demarc.cogentco.com | 0 | | |
| 66.28.21.255 | — | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 66.28.21.226
traceroute to 66.28.21.226 (66.28.21.226): 64 hops max, 52 byte packets
2 *
Measurement taken from 
IPinfo ProbeNet in Ashburn, US
IPinfo ProbeNet in Ashburn, USOn