DNS servers in United States
Download all 266 valid servers:
This list of public and free DNS servers is checked continuously. Read how to change your DNS server settings .
| IP Address | Location | AS Number | Software / Version | Checked | Status | Reliability | Whois |
|---|---|---|---|---|---|---|---|
| 173.14.65.89 173-14-65-89-Sacramento.hfc.comcastbusiness.net. | Elk Grove | 7922 COMCAST-7922 | — | 2021-09-23 03:03:54 UTC | valid DNSSEC | 57 % | Whois |
| 73.69.210.137 c-73-69-210-137.hsd1.ma.comcast.net. | Somerville | 7922 COMCAST-7922 | — | 2021-09-23 03:03:52 UTC | valid | 100 % | Whois |
| 50.238.53.122 rms.zencitycenter.com. | Roslindale | 7922 COMCAST-7922 | — | 2021-09-23 03:03:50 UTC | valid DNSSEC | 100 % | Whois |
| 75.150.235.81 75-150-235-81-Illinois.hfc.comcastbusiness.net. | Dolton | 7922 COMCAST-7922 | — | 2021-09-23 03:03:46 UTC | valid | 1 % | Whois |
| 74.62.73.12 rrcs-74-62-73-12.west.biz.rr.com. | Milwaukee | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:03:41 UTC | valid DNSSEC | 100 % | Whois |
| 73.237.35.92 c-73-237-35-92.hsd1.ga.comcast.net. | Alpharetta | 7922 COMCAST-7922 | dnsmasq-2.78 | 2021-09-23 03:03:36 UTC | valid | 100 % | Whois |
| 174.62.105.79 c-174-62-105-79.hsd1.ca.comcast.net. | Santa Clara | 7922 COMCAST-7922 | 9.9.7-P3 | 2021-09-23 03:03:36 UTC | valid | 71 % | Whois |
| 149.112.112.12 | 19281 QUAD9-AS-1 | Q9-B-7.2 | 2021-09-23 03:03:34 UTC | valid | 16 % | Whois | |
| 73.110.238.90 c-73-110-238-90.hsd1.il.comcast.net. | Glenwood | 7922 COMCAST-7922 | — | 2021-09-23 03:03:25 UTC | valid | 86 % | Whois |
| 67.162.10.115 c-67-162-10-115.hsd1.il.comcast.net. | Bartlett | 7922 COMCAST-7922 | dnsmasq-2.84rc2 | 2021-09-23 03:03:25 UTC | valid | 71 % | Whois |
| 104.36.234.65 | Colville | 54755 DWW-AS | — | 2021-09-23 03:03:17 UTC | valid | 7 % | Whois |
| 98.194.45.182 c-98-194-45-182.hsd1.tx.comcast.net. | Houston | 7922 COMCAST-7922 | — | 2021-09-23 03:03:13 UTC | valid DNSSEC | 100 % | Whois |
| 71.67.192.50 cpe-71-67-192-50.insight.res.rr.com. | Shreve | 10796 TWC-10796-MIDWEST | dnsmasq-2.80 | 2021-09-23 03:03:12 UTC | valid | 89 % | Whois |
| 50.238.17.2 dns-1.igi.com. | Bedford | 7922 COMCAST-7922 | 9.10.3-P4-Ubuntu | 2021-09-23 03:03:12 UTC | valid | 25 % | Whois |
| 73.121.146.21 c-73-121-146-21.hsd1.va.comcast.net. | Galax | 7922 COMCAST-7922 | dnsmasq-2.75 | 2021-09-23 03:03:08 UTC | valid | 86 % | Whois |
| 73.193.91.66 c-73-193-91-66.hsd1.wa.comcast.net. | Yelm | 7922 COMCAST-7922 | dnsmasq-2.78 | 2021-09-23 03:03:07 UTC | valid | 86 % | Whois |
| 68.216.230.2 | Palm Beach | 6389 BELLSOUTH-NET-BLK | — | 2021-09-23 03:03:06 UTC | valid | 6 % | Whois |
| 73.118.159.191 c-73-118-159-191.hsd1.wa.comcast.net. | Kent | 7922 COMCAST-7922 | dnsmasq-2.78 | 2021-09-23 03:03:02 UTC | valid DNSSEC | 100 % | Whois |
| 73.2.105.182 c-73-2-105-182.hsd1.ca.comcast.net. | Davis | 7922 COMCAST-7922 | — | 2021-09-23 03:03:02 UTC | valid DNSSEC | 100 % | Whois |
| 73.99.78.152 c-73-99-78-152.hsd1.va.comcast.net. | Harrisonburg | 7922 COMCAST-7922 | — | 2021-09-23 03:03:01 UTC | valid DNSSEC | 100 % | Whois |
| 67.162.161.106 c-67-162-161-106.hsd1.fl.comcast.net. | Eustis | 7922 COMCAST-7922 | dnsmasq-2.75 | 2021-09-23 03:02:57 UTC | valid | 100 % | Whois |
| 198.6.1.142 cache07.ns.uu.net. | 701 UUNET | — | 2021-09-23 03:02:57 UTC | valid | 5 % | Whois | |
| 50.231.115.22 50-231-115-22-static.hfc.comcastbusiness.net. | Philadelphia | 7922 COMCAST-7922 | UNKNOWN | 2021-09-23 03:02:57 UTC | valid DNSSEC | 100 % | Whois |
| 76.103.90.232 c-76-103-90-232.hsd1.ca.comcast.net. | San Jose | 7922 COMCAST-7922 | — | 2021-09-23 03:02:55 UTC | valid DNSSEC | 100 % | Whois |
| 73.6.84.50 c-73-6-84-50.hsd1.tx.comcast.net. | Pearland | 7922 COMCAST-7922 | — | 2021-09-23 03:02:55 UTC | valid DNSSEC | 100 % | Whois |
| 50.238.53.126 50-238-53-126-static.hfc.comcastbusiness.net. | Roslindale | 7922 COMCAST-7922 | — | 2021-09-23 03:02:54 UTC | valid DNSSEC | 100 % | Whois |
| 50.239.88.9 50-239-88-9-static.hfc.comcastbusiness.net. | Stockbridge | 7922 COMCAST-7922 | dnsmasq-2.80 | 2021-09-23 03:02:54 UTC | valid | 100 % | Whois |
| 76.109.170.60 c-76-109-170-60.hsd1.fl.comcast.net. | Delray Beach | 7922 COMCAST-7922 | dnsmasq-2.78 | 2021-09-23 03:02:50 UTC | valid | 100 % | Whois |
| 71.238.94.130 c-71-238-94-130.hsd1.or.comcast.net. | Oregon City | 7922 COMCAST-7922 | [SECURED] | 2021-09-23 03:02:45 UTC | valid DNSSEC | 100 % | Whois |
| 50.217.25.205 | Carrollton | 7922 COMCAST-7922 | — | 2021-09-23 03:02:44 UTC | valid DNSSEC | 100 % | Whois |
| 173.15.216.99 173-15-216-99-BusName-Atlanta.hfc.comcastbusiness.net. | Duluth | 7922 COMCAST-7922 | — | 2021-09-23 03:02:41 UTC | valid DNSSEC | 86 % | Whois |
| 96.75.93.140 96-75-93-140-static.hfc.comcastbusiness.net. | Fort Lauderdale | 7922 COMCAST-7922 | — | 2021-09-23 03:02:24 UTC | valid | 100 % | Whois |
| 68.54.24.30 c-68-54-24-30.hsd1.mn.comcast.net. | Minneapolis | 7922 COMCAST-7922 | — | 2021-09-23 03:02:20 UTC | valid DNSSEC | 100 % | Whois |
| 73.7.179.224 c-73-7-179-224.hsd1.ga.comcast.net. | Atlanta | 7922 COMCAST-7922 | — | 2021-09-23 03:02:09 UTC | valid DNSSEC | 100 % | Whois |
| 162.155.81.28 rrcs-162-155-81-28.central.biz.rr.com. | Maineville | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:02:08 UTC | valid DNSSEC | 100 % | Whois |
| 98.39.253.54 | League City | 7922 COMCAST-7922 | dnsmasq-2.40 | 2021-09-23 03:02:07 UTC | valid DNSSEC | 86 % | Whois |
| 76.190.33.28 rrcs-76-190-33-28.central.biz.rr.com. | Dayton | 10796 TWC-10796-MIDWEST | Microsoft DNS 6.1.7601 (1DB1446A) | 2021-09-23 03:02:03 UTC | valid | 67 % | Whois |
| 207.172.157.201 dist.lnh.mail.rcn.net. | 6079 RCN-AS | — | 2021-09-23 03:01:51 UTC | valid | 1 % | Whois | |
| 162.154.83.88 mta-162-154-83-88.kya.rr.com. | Cincinnati | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:01:48 UTC | valid | 67 % | Whois |
| 204.106.240.53 dns3.dmcibb.net. | Maumee | 47038 DMCI-BROADBAND | — | 2021-09-23 03:01:44 UTC | valid DNSSEC | 10 % | Whois |
| 50.220.226.159 | Fort Lauderdale | 7922 COMCAST-7922 | — | 2021-09-23 03:01:43 UTC | valid DNSSEC | 14 % | Whois |
| 205.147.218.10 ns3.loyno.edu. | Bethlehem | 7349 AS-TIERP-7349 | The one that works, of course | 2021-09-23 03:01:38 UTC | valid | 1 % | Whois |
| 65.30.52.105 cpe-65-30-52-105.wi.res.rr.com. | Milwaukee | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:01:37 UTC | valid | 89 % | Whois |
| 184.57.52.14 cpe-184-57-52-14.columbus.res.rr.com. | Columbus | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:01:30 UTC | valid DNSSEC | 100 % | Whois |
| 184.57.113.53 cpe-184-57-113-53.columbus.res.rr.com. | Columbus | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:01:29 UTC | valid DNSSEC | 100 % | Whois |
| 107.0.74.232 107-0-74-232-ip-static.hfc.comcastbusiness.net. | 7922 COMCAST-7922 | — | 2021-09-23 03:01:29 UTC | valid DNSSEC | 100 % | Whois | |
| 75.73.8.108 c-75-73-8-108.hsd1.mn.comcast.net. | Minneapolis | 7922 COMCAST-7922 | — | 2021-09-23 03:01:29 UTC | valid DNSSEC | 100 % | Whois |
| 50.204.103.135 50-204-103-135-static.hfc.comcastbusiness.net. | Palo Alto | 7922 COMCAST-7922 | — | 2021-09-23 03:01:27 UTC | valid DNSSEC | 100 % | Whois |
| 216.228.104.3 dns1.ncol.net. | 11426 TWC-11426-CAROLINAS | — | 2021-09-23 03:01:26 UTC | valid | 22 % | Whois | |
| 67.53.0.66 rrcs-67-53-0-66.west.biz.rr.com. | De Pere | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:01:22 UTC | valid DNSSEC | 100 % | Whois |
| 198.99.193.1 dicere.tnaqua.org. | Hixson | 32657 TENNESSEE-AQUARIUM | — | 2021-09-23 03:01:20 UTC | valid | 3 % | Whois |
| 98.213.194.66 c-98-213-194-66.hsd1.il.comcast.net. | Rockford | 7922 COMCAST-7922 | — | 2021-09-23 03:01:18 UTC | valid DNSSEC | 19 % | Whois |
| 74.219.92.60 rrcs-74-219-92-60.central.biz.rr.com. | Westerville | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:01:16 UTC | valid DNSSEC | 33 % | Whois |
| 70.61.156.2 imape.mobileinstrument.com. | Fredericktown | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:01:10 UTC | valid | 100 % | Whois |
| 96.64.207.245 nex1.nexlogic.com. | Manteca | 7922 COMCAST-7922 | Microsoft DNS 6.1.7601 (1DB15F75) | 2021-09-23 03:01:08 UTC | valid | 100 % | Whois |
| 184.57.117.125 cpe-184-57-117-125.columbus.res.rr.com. | Columbus | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:01:08 UTC | valid DNSSEC | 100 % | Whois |
| 74.218.74.28 | Independence | 10796 TWC-10796-MIDWEST | UNKNOWN | 2021-09-23 03:00:57 UTC | valid DNSSEC | 100 % | Whois |
| 142.77.2.85 cache03.ca-dns.net. | 701 UUNET | — | 2021-09-23 03:00:57 UTC | valid | 7 % | Whois | |
| 185.66.9.142 bloodyhawks.ru. | New York | 174 COGENT-174 | dnsmasq-2.50 | 2021-09-23 03:00:51 UTC | valid DNSSEC | 4 % | Whois |
| 96.65.91.65 96-65-91-65-static.hfc.comcastbusiness.net. | Saint Charles | 7922 COMCAST-7922 | dnsmasq-2.82 | 2021-09-23 03:00:49 UTC | valid | 100 % | Whois |
| 12.150.118.64 | Knoxville | 7018 ATT-INTERNET4 | — | 2021-09-23 03:00:48 UTC | valid DNSSEC | 27 % | Whois |
| 166.181.127.17 | 6614 USCC-ASN | none | 2021-09-23 03:00:45 UTC | valid | 33 % | Whois | |
| 2606:4700:4700::1113 | 13335 CLOUDFLARENET | — | 2021-09-23 03:00:44 UTC | valid DNSSEC | 5 % | Whois | |
| 198.24.75.66 rrcs-198-24-75-66.midsouth.biz.rr.com. | Raleigh | 11426 TWC-11426-CAROLINAS | Version: recursive-main/22386077 | 2021-09-23 03:00:22 UTC | valid | 38 % | Whois |
| 70.62.148.66 rrcs-70-62-148-66.central.biz.rr.com. | Cleveland | 10796 TWC-10796-MIDWEST | unbound 1.4.22 | 2021-09-23 03:00:20 UTC | valid | 89 % | Whois |
| 96.69.146.9 96-69-146-9-static.hfc.comcastbusiness.net. | Aurora | 7922 COMCAST-7922 | dnsmasq-2.82 | 2021-09-23 03:00:19 UTC | valid | 100 % | Whois |
| 73.44.186.96 c-73-44-186-96.hsd1.il.comcast.net. | Palatine | 7922 COMCAST-7922 | — | 2021-09-23 03:00:13 UTC | valid | 100 % | Whois |
| 74.142.64.226 smtp.officecomputinginc.com. | Wadsworth | 10796 TWC-10796-MIDWEST | — | 2021-09-23 03:00:12 UTC | valid | 100 % | Whois |
| 98.45.82.80 | Oakland | 7922 COMCAST-7922 | — | 2021-09-23 03:00:10 UTC | valid | 86 % | Whois |
| 74.129.26.73 cpe-74-129-26-73.kya.res.rr.com. | Dayton | 10796 TWC-10796-MIDWEST | DNSServer | 2021-09-23 03:00:10 UTC | valid | 56 % | Whois |
| 75.75.2.183 c-75-75-2-183.hsd1.va.comcast.net. | Charlottesville | 7922 COMCAST-7922 | — | 2021-09-23 03:00:06 UTC | valid | 100 % | Whois |
| 50.234.50.134 50-234-50-134-static.hfc.comcastbusiness.net. | Murfreesboro | 7922 COMCAST-7922 | — | 2021-09-23 02:03:25 UTC | valid DNSSEC | 100 % | Whois |
| 9.9.9.9 dns9.quad9.net. | Berkeley | 19281 QUAD9-AS-1 | Q9-P-7.2 | 2021-09-23 01:09:34 UTC | valid DNSSEC | 4 % | Whois |
| 64.233.207.16 dns1.wideopenwest.com. | Evansville | 12083 WOW-INTERNET | 9.11.0-P3 | 2021-09-23 01:09:32 UTC | valid DNSSEC | 5 % | Whois |
| 96.95.213.105 96-95-213-105-static.hfc.comcastbusiness.net. | Bodega Bay | 7922 COMCAST-7922 | Microsoft DNS 6.1.7601 (1DB15F75) | 2021-09-23 01:02:51 UTC | valid | 60 % | Whois |
| 98.103.52.125 rrcs-98-103-52-125.central.biz.rr.com. | Kaukauna | 10796 TWC-10796-MIDWEST | — | 2021-09-23 01:02:43 UTC | valid DNSSEC | 100 % | Whois |
| 50.235.37.225 50-235-37-225-static.hfc.comcastbusiness.net. | Needville | 7922 COMCAST-7922 | dnsmasq-2.78 | 2021-09-23 01:02:33 UTC | valid | 100 % | Whois |
| 169.53.182.120 78.b6.35a9.ip4.static.sl-reverse.com. | 36351 SOFTLAYER | Served by PowerDNS - https://www.powerdns.com/ | 2021-09-23 00:07:04 UTC | valid DNSSEC | 5 % | Whois | |
| 4.0.0.53 nresolver1.Level3.net. | 3356 LEVEL3 | Version: recursive-main/20717463 | 2021-09-23 00:06:49 UTC | valid | 7 % | Whois | |
| 107.191.48.176 pdns-33.sdp.com. | Elk Grove Village | 20473 AS-CHOOPA | Served by PowerDNS - https://www.powerdns.com/ | 2021-09-23 00:06:22 UTC | valid DNSSEC | 4 % | Whois |
| 64.2.142.22 | 14929 VITELITY | 9.3.6-P1-RedHat-9.3.6-25.P1.el5_11.2 | 2021-09-22 23:03:56 UTC | valid | 1 % | Whois | |
| 96.91.26.132 96-91-26-132-static.hfc.comcastbusiness.net. | Knoxville | 7922 COMCAST-7922 | dnsmasq-2.78 | 2021-09-22 23:03:05 UTC | valid | 100 % | Whois |
| 96.65.163.149 96-65-163-149-static.hfc.comcastbusiness.net. | Pompano Beach | 7922 COMCAST-7922 | dnsmasq-UNKNOWN | 2021-09-22 23:02:34 UTC | valid | 100 % | Whois |
| 50.216.255.97 | Minneapolis | 7922 COMCAST-7922 | — | 2021-09-22 23:02:33 UTC | valid | 100 % | Whois |
| 174.99.18.188 | Raleigh | 11426 TWC-11426-CAROLINAS | — | 2021-09-22 21:03:44 UTC | valid DNSSEC | 28 % | Whois |
| 8.26.56.26 ns1.recursive.dnsbycomodo.com. | 23393 NUCDN | — | 2021-09-22 21:03:40 UTC | valid DNSSEC | 7 % | Whois | |
| 8.26.56.10 ns2.cdome.comodo.com. | 23393 NUCDN | — | 2021-09-22 19:07:27 UTC | valid DNSSEC | 9 % | Whois | |
| 98.212.26.37 c-98-212-26-37.hsd1.il.comcast.net. | Rockford | 7922 COMCAST-7922 | — | 2021-09-22 19:03:51 UTC | valid DNSSEC | 7 % | Whois |
| 74.114.238.126 | La Porte | 46817 MTAINC | — | 2021-09-22 14:07:41 UTC | valid | 9 % | Whois |
| 65.184.222.3 cpe-65-184-222-3.ec.res.rr.com. | Morehead City | 11426 TWC-11426-CAROLINAS | — | 2021-09-22 13:07:50 UTC | valid DNSSEC | 11 % | Whois |
| 198.99.193.2 | Hixson | 32657 TENNESSEE-AQUARIUM | — | 2021-09-22 07:22:40 UTC | valid | 4 % | Whois |
| 198.251.100.2 ns1.callthecomputerguy.com. | Panama City Beach | 54923 NETCOM-PNSDC | — | 2021-09-22 07:15:05 UTC | valid | 3 % | Whois |
| 66.175.212.65 li509-65.members.linode.com. | Cedar Knolls | 63949 Linode, LLC | dnsmasq-2.48 | 2021-09-22 06:02:01 UTC | valid DNSSEC | 1 % | Whois |
| 50.220.226.155 | Miami | 7922 COMCAST-7922 | — | 2021-09-08 00:47:32 UTC | valid DNSSEC | 100 % | Whois |
| 76.82.118.158 76-82-118-158.res.spectrum.com. | Los Angeles | 20001 TWC-20001-PACWEST | ZyWALL DNS | 2021-09-07 20:48:49 UTC | valid | 100 % | Whois |
| 98.152.56.27 rrcs-98-152-56-27.west.biz.rr.com. | North Hollywood | 20001 TWC-20001-PACWEST | ZyWALL DNS | 2021-09-07 20:48:38 UTC | valid | 100 % | Whois |
| 50.76.49.81 50-76-49-81-ip-static.hfc.comcastbusiness.net. | Soquel | 7922 COMCAST-7922 | dnsmasq-2.79 | 2021-09-06 21:43:50 UTC | valid | 100 % | Whois |
| 98.244.8.17 | Chico | 7922 COMCAST-7922 | — | 2021-09-06 21:42:46 UTC | valid DNSSEC | 100 % | Whois |
| 50.247.100.49 50-247-100-49-static.hfc.comcastbusiness.net. | San Francisco | 7922 COMCAST-7922 | — | 2021-09-06 21:42:10 UTC | valid | 100 % | Whois |
| 98.208.56.152 c-98-208-56-152.hsd1.ca.comcast.net. | Davis | 7922 COMCAST-7922 | — | 2021-09-06 21:42:09 UTC | valid DNSSEC | 100 % | Whois |
The table below is limited to the 100 recently checked servers.