tec-core.cn - robtex.com

tec-core.cn

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:2053🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b8ee🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.32.83Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.184.238🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdorthy.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3af9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A2803:f800:50::6ca2:c0f9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdorthy.ns.cloudflare.com
A2a06:98c1:50::ac40:20f9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdorthy.ns.cloudflare.com
A108.162.192.249🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A172.64.32.249🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A173.245.58.249🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
NSrayden.ns.cloudflare.com
A2606:4700:58::a29f:2ca3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
A2803:f800:50::6ca2:c3a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrayden.ns.cloudflare.com
A2a06:98c1:50::ac40:23a3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrayden.ns.cloudflare.com
A108.162.195.163🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
A162.159.44.163Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
A172.64.35.163🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.32.83, 172.67.184.238
IPv6 hints2606:4700:3032::6815:2053, 2606:4700:3037::ac43:b8ee
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=238, name=cloudflare-ech.com
SOAdorthy.ns.cloudflare.comdns@cloudflare.com serial=2403275343

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034773809

Same first word

tec-core.cn
tec-core.com

Similar names

core-tec.net
core-tec.com
erco-tec.de
core-ect.com
eco-cert.com
erco-tec.com
erco-tec.eu

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSdorthy.ns.cloudflare.comrayden.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netns1.myhostadmin.netns2.myhostadmin.netns3.myhostadmin.netns4.myhostadmin.netns5.myhostadmin.netns6.myhostadmin.netA104.21.32.83172.67.184.2382606:4700:3032::6815:20532606:4700:3037::ac43:b8ee
●NSdorthy.ns.cloudflare.com2026-05-03 → 2026-05-10 · 3 obs
○ 2016-09-08 02:19:44
● 2026-05-03 00:35:18
● 2026-05-10 08:58:52
○NSf1g1ns1.dnspod.net2016-03-25 → 2016-09-08 · 5 obs
○ 2015-10-10 13:29:46
● 2016-03-25 23:24:42
● 2016-09-08 02:19:44
○ 2026-05-03 00:35:18
○ 2026-05-10 08:58:52
○NSf1g1ns2.dnspod.net2016-03-25 → 2016-09-08 · 5 obs
○ 2015-10-10 13:29:46
● 2016-03-25 23:24:42
● 2016-09-08 02:19:44
○ 2026-05-03 00:35:18
○ 2026-05-10 08:58:52
○NSns1.myhostadmin.net2015-05-14 → 2015-10-10 · 4 obs
● 2015-05-14 08:02:50
● 2015-10-10 13:29:46
○ 2016-03-25 23:24:42
○ 2026-05-10 08:58:52
○NSns2.myhostadmin.net2015-05-14 → 2015-10-10 · 4 obs
● 2015-05-14 08:02:50
● 2015-10-10 13:29:46
○ 2016-03-25 23:24:42
○ 2026-05-10 08:58:52
○NSns3.myhostadmin.net2015-05-14 → 2015-10-10 · 4 obs
● 2015-05-14 08:02:50
● 2015-10-10 13:29:46
○ 2016-03-25 23:24:42
○ 2026-05-10 08:58:52
○NSns4.myhostadmin.net2015-05-14 → 2015-10-10 · 4 obs
● 2015-05-14 08:02:50
● 2015-10-10 13:29:46
○ 2016-03-25 23:24:42
○ 2026-05-10 08:58:52
○NSns5.myhostadmin.net2015-05-14 → 2015-10-10 · 4 obs
● 2015-05-14 08:02:50
● 2015-10-10 13:29:46
○ 2016-03-25 23:24:42
○ 2026-05-10 08:58:52
○NSns6.myhostadmin.net2015-05-14 → 2015-10-10 · 4 obs
● 2015-05-14 08:02:50
● 2015-10-10 13:29:46
○ 2016-03-25 23:24:42
○ 2026-05-10 08:58:52
●NSrayden.ns.cloudflare.com2026-05-03 → 2026-05-10 · 3 obs
○ 2016-09-08 02:19:44
● 2026-05-03 00:35:18
● 2026-05-10 08:58:52
●A104.21.32.832026-05-03 → 2026-05-10 · 2 obs
● 2026-05-03 00:35:18
● 2026-05-10 08:58:52
●A172.67.184.2382026-05-03 → 2026-05-10 · 2 obs
● 2026-05-03 00:35:18
● 2026-05-10 08:58:52
●A2606:4700:3032::6815:20532026-05-03 → 2026-05-10 · 2 obs
● 2026-05-03 00:35:18
● 2026-05-10 08:58:52
●A2606:4700:3037::ac43:b8ee2026-05-03 → 2026-05-10 · 2 obs
● 2026-05-03 00:35:18
● 2026-05-10 08:58:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
tec-core.cndorthy.ns.cloudflare.com, rayden.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.249

NS records: dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tec-core.cn (unsigned zone)

⏱️ Timing

Total: 1052ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.184.238, 104.21.32.83
AAAA22606:4700:3032::6815:2053, 2606:4700:3037::ac43:b8ee
NS2dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dorthy.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

tec-core.cn points to four IP numbers: 2606:4700:3032::6815:2053, 2606:4700:3037::ac43:b8ee, 104.21.32.83 and 172.67.184.238.

Other host names, for instance panamabiz.com, dfmsn.com, 2m40.com, krab6.ca and amberstories.au share IP numbers with tec-core.cn.

Name Servers

tec-core.cn's delegation is to two name servers dorthy.ns.cloudflare.com and rayden.ns.cloudflare.com.

tec-core.cn shares the same name server configuration as other domains, such as shijiebeibanjuesaijingzhunfenxi.cn, baijiu114.com, wl-button.com, lscfan.com and hophingfood.com.cn.

tec-core.cn at least partially shares its name servers with other domains, for instance kristibags.com, mmoths.com, nongvang.go.th, klikko.pro and questprofile.de.

these name servers are commonly used with the name servers jen.ns.cloudflare.com, dayana.ns.cloudflare.com, patryk.ns.cloudflare.com, houston.ns.cloudflare.com, duke.ns.cloudflare.com and lloyd.ns.cloudflare.com.

Host names with six IP numbers:

dorthy.ns.cloudflare.com points to: 2606:4700:50::adf5:3af9, 2803:f800:50::6ca2:c0f9, 2a06:98c1:50::ac40:20f9, 108.162.192.249, 172.64.32.249 and 173.245.58.249.

rayden.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca3, 2803:f800:50::6ca2:c3a3, 2a06:98c1:50::ac40:23a3, 108.162.195.163, 162.159.44.163 and 172.64.35.163.