openco.us - robtex.com

openco.us

DNSSEC⚠️ Not signed
A37.19.207.37🇺🇸 CDN7737.19.206.0/23 -ASH ✓ In HTTPS hints
PTR37-19-207-37.bunnyinfra.net
NSclara.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26db🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
A2803:f800:50::6ca2:c2db🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRclara.ns.cloudflare.com
A2a06:98c1:50::ac40:22db🇺🇸 Cloudflare2a06:98c1:50::/45
PTRclara.ns.cloudflare.com
A108.162.194.219🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
A162.159.38.219Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
A172.64.34.219🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
NSigor.ns.cloudflare.com
A2606:4700:58::adf5:3b77🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A2803:f800:50::6ca2:c177🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRigor.ns.cloudflare.com
A2a06:98c1:50::ac40:2177🇺🇸 Cloudflare2a06:98c1:50::/45
PTRigor.ns.cloudflare.com
A108.162.193.119🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A172.64.33.119🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A173.245.59.119🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
HTTPSHTTP/2, HTTP/1.1 📌 1 extra
IPv4 hints37.19.207.37
IPv6 hints2400:52e0:1a04::1310:1
SOAclara.ns.cloudflare.comdns@cloudflare.com serial=2398993252

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1775984273

Same first word

openco.it
openco.co.za
openco.ru
openco.mobi
openco.co
openco.net
openco.cn
openco.com
openco.in
openco.space
openco.us
openco.kz
openco.ca

Similar names

coopen.cn
conpeo.de
ocopen.com
opceon.com
neocop.com
onepco.com
pocone.mt.gov.br
poonce.com
copeon.com
conepo.it
conope.com
openoc.org
pocone.com
neocop.org
pecoon.no-ip.org
coopen.com.br
opecon.org
cenpoo.com
conepo.com
copoen.cn
nocope.com
poecon.com
oncope.com
penoco.net
encoop.com
poneco.com
poonec.com
conpeo.dk
openoc.com
openoc.net
penoco.com
ocopen.org
opecon.com
conope.de
oponce.net
pocone.co.uk
opecon.de
encoop.net
necopo.com
poceno.com
coopen.net
onecop.com
ceopon.com
coopen.com
peocon.is

DNS History

17 records (3 active, 14 former)

20162017201820192020202120222023202420252026NSclara.ns.cloudflare.comigor.ns.cloudflare.comns1.sedoparking.comns19.domaincontrol.comns2.sedoparking.comns20.domaincontrol.comMXlocalhostmailstore1.secureserver.netsmtp.secureserver.netA37.19.207.37104.199.123.1362400:52e0:1a04::1310:12400:52e0:1e01::883:137.19.207.3854.244.243.7272.52.4.11984.17.46.49
●NSclara.ns.cloudflare.com2026-04-03 → 2026-04-12 · 3 obs
○ 2018-12-18 03:03:26
● 2026-04-03 04:32:18
● 2026-04-12 09:14:12
●NSigor.ns.cloudflare.com2026-04-03 → 2026-04-12 · 3 obs
○ 2018-12-18 03:03:26
● 2026-04-03 04:32:18
● 2026-04-12 09:14:12
○NSns1.sedoparking.com2018-12-18 → 2018-12-18 · 4 obs
○ 2017-02-13 17:57:34
● 2018-12-18 03:03:26
○ 2026-04-03 04:32:18
○ 2026-04-12 09:14:12
○NSns19.domaincontrol.com2015-06-18 → 2017-02-13 · 4 obs
● 2015-06-18 00:42:38
● 2017-02-13 17:57:34
○ 2018-12-18 03:03:26
○ 2026-04-12 09:14:12
○NSns2.sedoparking.com2018-12-18 → 2018-12-18 · 4 obs
○ 2017-02-13 17:57:34
● 2018-12-18 03:03:26
○ 2026-04-03 04:32:18
○ 2026-04-12 09:14:12
○NSns20.domaincontrol.com2015-06-18 → 2017-02-13 · 4 obs
● 2015-06-18 00:42:38
● 2017-02-13 17:57:34
○ 2018-12-18 03:03:26
○ 2026-04-12 09:14:12
○MXlocalhost2018-12-18 → 2018-12-18 · 4 obs
○ 2017-02-13 17:57:34
● 2018-12-18 03:03:26
○ 2026-04-03 04:32:18
○ 2026-04-12 09:14:12
○MXmailstore1.secureserver.net2015-06-18 → 2017-02-13 · 4 obs
● 2015-06-18 00:42:38
● 2017-02-13 17:57:34
○ 2018-12-18 03:03:26
○ 2026-04-12 09:14:12
○MXsmtp.secureserver.net2015-06-18 → 2017-02-13 · 4 obs
● 2015-06-18 00:42:38
● 2017-02-13 17:57:34
○ 2018-12-18 03:03:26
○ 2026-04-12 09:14:12
○A104.199.123.1362017-02-13 → 2017-02-13 · 4 obs
○ 2016-05-10 07:03:30
● 2017-02-13 17:57:34
○ 2018-12-18 03:03:26
○ 2026-04-12 09:14:12
○A2400:52e0:1a04::1310:12026-04-03 → 2026-04-03 · 4 obs
○ 2018-12-18 03:03:26
● 2026-04-03 04:32:18
○ 2026-04-03 06:06:04
○ 2026-04-12 09:14:12
○A2400:52e0:1e01::883:12026-04-03 → 2026-04-03 · 3 obs
○ 2026-04-03 04:32:18
● 2026-04-03 06:06:04
○ 2026-04-12 09:14:12
●A37.19.207.372026-04-12 → 2026-04-12 · 2 obs
○ 2026-04-03 06:06:04
● 2026-04-12 09:14:12
○A37.19.207.382026-04-03 → 2026-04-03 · 4 obs
○ 2018-12-18 03:03:26
● 2026-04-03 04:32:18
○ 2026-04-03 06:06:04
○ 2026-04-12 09:14:12
○A54.244.243.722015-06-18 → 2016-05-10 · 4 obs
● 2015-06-18 00:42:38
● 2016-05-10 07:03:30
○ 2017-02-13 17:57:34
○ 2026-04-12 09:14:12
○A72.52.4.1192018-12-18 → 2018-12-18 · 4 obs
○ 2017-02-13 17:57:34
● 2018-12-18 03:03:26
○ 2026-04-03 04:32:18
○ 2026-04-12 09:14:12
○A84.17.46.492026-04-03 → 2026-04-03 · 3 obs
○ 2026-04-03 04:32:18
● 2026-04-03 06:06:04
○ 2026-04-12 09:14:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
openco.usigor.ns.cloudflare.com, clara.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.219

NS records: igor.ns.cloudflare.com, clara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openco.us (unsigned zone)

⏱️ Timing

Total: 409ms | Queries: -

📄 Records

TypeCountSample Data
A137.19.207.37
NS2clara.ns.cloudflare.com, igor.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h2",
SOA1clara.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

openco.us resolves to one IP number: 37.19.207.37.

Other host names, for instance belicia.com, baldrianlimited.com, udimg.com, carecure.net and smartuc.com share IP numbers with openco.us.

Name Servers

openco.us's delegation uses two name servers: clara.ns.cloudflare.com and igor.ns.cloudflare.com.

openco.us uses the same name server setup as other domains, such as hooha.asia, honestbee.sg, weoslo.no, afghanistanembassy.no and pngimage.net.

openco.us at least partially shares name servers with other domains, including dailybits.com, nyc.careers, headwearclub.shop, shadescalendars.com and commonhype-us.shop.

These name servers are commonly used with eva.ns.cloudflare.com, jimmy.ns.cloudflare.com and ernest.ns.cloudflare.com.

Host names with six IP numbers:

clara.ns.cloudflare.com points to 2606:4700:50::a29f:26db, 2803:f800:50::6ca2:c2db, 2a06:98c1:50::ac40:22db, 108.162.194.219, 162.159.38.219 and 172.64.34.219.

igor.ns.cloudflare.com points to 2606:4700:58::adf5:3b77, 2803:f800:50::6ca2:c177, 2a06:98c1:50::ac40:2177, 108.162.193.119, 172.64.33.119 and 173.245.59.119.