simtek.cn - robtex.com

simtek.cn

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:43b2🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b34f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.67.178Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.179.79🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSfelipe.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c74🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfelipe.ns.cloudflare.com
A2803:f800:50::6ca2:c374🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRfelipe.ns.cloudflare.com
A2a06:98c1:50::ac40:2374🇺🇸 Cloudflare2a06:98c1:50::/45
PTRfelipe.ns.cloudflare.com
A108.162.195.116🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfelipe.ns.cloudflare.com
A162.159.44.116Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfelipe.ns.cloudflare.com
A172.64.35.116🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfelipe.ns.cloudflare.com
NSlaylah.ns.cloudflare.com
A2606:4700:50::a29f:26e6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlaylah.ns.cloudflare.com
A2803:f800:50::6ca2:c2e6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlaylah.ns.cloudflare.com
A2a06:98c1:50::ac40:22e6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlaylah.ns.cloudflare.com
A108.162.194.230🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlaylah.ns.cloudflare.com
A162.159.38.230Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlaylah.ns.cloudflare.com
A172.64.34.230🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlaylah.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.67.178, 172.67.179.79
IPv6 hints2606:4700:3037::6815:43b2, 2606:4700:3037::ac43:b34f
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=42, name=cloudflare-ech.com
SOAfelipe.ns.cloudflare.comdns@cloudflare.com serial=2409611248

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=2035176447

Same first word

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DNS History

9 records (6 active, 3 former)

20162017201820192020202120222023202420252026NSfelipe.ns.cloudflare.comlaylah.ns.cloudflare.comdns27.hichina.comdns28.hichina.comA104.21.67.178172.67.179.792606:4700:3037::6815:43b22606:4700:3037::ac43:b34f121.199.68.98
○NSdns27.hichina.com2015-06-30 → 2017-04-09 · 4 obs
● 2015-06-30 04:39:22
● 2017-04-09 00:01:00
○ 2026-07-23 15:07:18
○ 2026-08-13 16:22:30
○NSdns28.hichina.com2015-06-30 → 2017-04-09 · 4 obs
● 2015-06-30 04:39:22
● 2017-04-09 00:01:00
○ 2026-07-23 15:07:18
○ 2026-08-13 16:22:30
●NSfelipe.ns.cloudflare.com2026-07-23 → 2026-08-13 · 3 obs
○ 2017-04-09 00:01:00
● 2026-07-23 15:07:18
● 2026-08-13 16:22:30
●NSlaylah.ns.cloudflare.com2026-07-23 → 2026-08-13 · 3 obs
○ 2017-04-09 00:01:00
● 2026-07-23 15:07:18
● 2026-08-13 16:22:30
●A104.21.67.1782026-07-23 → 2026-08-13 · 3 obs
○ 2017-04-09 00:01:00
● 2026-07-23 15:07:18
● 2026-08-13 16:22:30
○A121.199.68.982015-06-30 → 2017-04-09 · 4 obs
● 2015-06-30 04:39:22
● 2017-04-09 00:01:00
○ 2026-07-23 15:07:18
○ 2026-08-13 16:22:30
●A172.67.179.792026-07-23 → 2026-08-13 · 3 obs
○ 2017-04-09 00:01:00
● 2026-07-23 15:07:18
● 2026-08-13 16:22:30
●A2606:4700:3037::6815:43b22026-07-23 → 2026-08-13 · 3 obs
○ 2017-04-09 00:01:00
● 2026-07-23 15:07:18
● 2026-08-13 16:22:30
●A2606:4700:3037::ac43:b34f2026-07-23 → 2026-08-13 · 3 obs
○ 2017-04-09 00:01:00
● 2026-07-23 15:07:18
● 2026-08-13 16:22:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
simtek.cnfelipe.ns.cloudflare.com, laylah.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.230

NS records: felipe.ns.cloudflare.com, laylah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simtek.cn (unsigned zone)

⏱️ Timing

Total: 922ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.179.79, 104.21.67.178
AAAA22606:4700:3037::6815:43b2, 2606:4700:3037::ac43:b34f
NS2felipe.ns.cloudflare.com, laylah.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1felipe.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

simtek.cn points to the four IP addresses 104.21.67.178, 172.67.179.79, 2606:4700:3037::6815:43b2 and 2606:4700:3037::ac43:b34f.

Additional host names — identificmms.hubside.fr, lakenonapoolcleaningservice.com, zimbra-inbox.hubside.fr and two others — share IP numbers with simtek.cn.

Name Servers

simtek.cn uses two name servers for its delegation: felipe.ns.cloudflare.com and laylah.ns.cloudflare.com.

simtek.cn shares its name server setup with other domains, including lizardcharm.com, casino5432.buzz, casino2946.buzz and two others.

The name servers of simtek.cn overlap at least partially with those of other domains — among them dsn1234.com, techeq.in, nevnap.info and two more.

The name servers colin.ns.cloudflare.com, gloria.ns.cloudflare.com and carioca.ns.cloudflare.com are commonly seen alongside these name servers.

Host names with 6 IP numbers:

Hostname felipe.ns.cloudflare.com directs to 108.162.195.116, 162.159.44.116 and 172.64.35.116 along with 3 other IP addresses.

Hostname laylah.ns.cloudflare.com directs to 108.162.194.230, 162.159.38.230 and 172.64.34.230 along with 3 other IP addresses.