🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`tzengineering.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:83e8^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:c1b^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.12.27^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.232^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lakas.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lakas.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lakas.ns.cloudflare.com`
		A	108.162.193.194^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
		A	172.64.33.194^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
		A	173.245.59.194^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
NS	`sreeni.ns.cloudflare.com`
		A	2606:4700:50::a29f:26b2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sreeni.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sreeni.ns.cloudflare.com`
		A	108.162.194.178^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
		A	162.159.38.178^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
		A	172.64.34.178^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.171^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de`⁽²⁰⁾
		A	212.227.15.188^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.12.27, 172.67.131.232
		IPv6 hints	2606:4700:3031::ac43:83e8, 2606:4700:3034::6815:c1b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=88, name=cloudflare-ech.com
SOA	`lakas.ns.cloudflare.com`dns@cloudflare.com serial=2413517931

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

tzengineering.dev

Similar names

ztengineering.net

Previous names

tzachmindz.dev

tzaman.dev

tzamun.dev

tzamunerp.dev

tzandra.dev

tzanou.dev

tzapzoor.dev

tzaras.dev

tzarc-dns.dev

tzarc.dev

tzbre.dev

tzco.dev

tzcode.dev

tzcrew.dev

tzcrewapp.dev

tzdata.dev

tzdevs.dev

tzelios.dev

tzelyesod.dev

tzem.dev

Next names

tzero.dev

tzfal.dev

tzfx.dev

tzgirls.dev

tzgyn.dev

tzhao.dev

tzheng.dev

tzhk.dev

tzhu.dev

tziaras.dev

tzifra.dev

tzikusoka.dev

tzimas.dev

tzing.dev

tzion.dev

tzip.dev

tzko.dev

tzla.dev

tzld.dev

tzmc.dev

DNS History

8 records (8 active, 0 former)

●NSlakas.ns.cloudflare.com2026-09-06 → 2026-09-18 · 2 obs

● 2026-09-06 08:25:00
● 2026-09-18 22:06:22

●NSsreeni.ns.cloudflare.com2026-09-06 → 2026-09-18 · 2 obs

● 2026-09-06 08:25:00
● 2026-09-18 22:06:22

●MXmx00.ionos.de2026-09-06 → 2026-09-18 · 2 obs

● 2026-09-06 08:25:00
● 2026-09-18 22:06:22

●MXmx01.ionos.de2026-09-06 → 2026-09-18 · 2 obs

● 2026-09-06 08:25:00
● 2026-09-18 22:06:22

●A104.21.12.272026-09-06 → 2026-09-18 · 2 obs

● 2026-09-06 08:25:00
● 2026-09-18 22:06:22

●A172.67.131.2322026-09-06 → 2026-09-18 · 2 obs

● 2026-09-06 08:25:00
● 2026-09-18 22:06:22

●A2606:4700:3031::ac43:83e82026-09-06 → 2026-09-18 · 2 obs

● 2026-09-06 08:25:00
● 2026-09-18 22:06:22

●A2606:4700:3034::6815:c1b2026-09-06 → 2026-09-18 · 2 obs

● 2026-09-06 08:25:00
● 2026-09-18 22:06:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
tzengineering.dev	sreeni.ns.cloudflare.com, lakas.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.194

NS records: sreeni.ns.cloudflare.com, lakas.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tzengineering.dev (unsigned zone)

⏱️ Timing

Total: 704ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.131.232, 104.21.12.27`
AAAA	2	`2606:4700:3031::ac43:83e8, 2606:4700:3034::6815:c1b`
NS	2	`lakas.ns.cloudflare.com, sreeni.ns.cloudflare.com`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 20)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lakas.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

tzengineering.dev has four IP addresses: 104.21.12.27, 172.67.131.232, 2606:4700:3031::ac43:83e8 and 2606:4700:3034::6815:c1b.

Among the host names that share IP numbers with tzengineering.dev are javtino.buzz, 777baje.com, reuter-fh.com and two others.

Name Servers

The NS records for tzengineering.dev delegate to lakas.ns.cloudflare.com and sreeni.ns.cloudflare.com.

tzengineering.dev has the same name server delegation as a number of other domains, such as luckypkrfbnbt.com, apex889.com, luckrfbgvu.com and two more.

tzengineering.dev has at least partial name server overlap with other domains, such as besti69as.com, prime-qualityexperience0877555.pages.dev, crushquest.in and two others.

These name servers are routinely co-deployed with the name servers magnolia.ns.cloudflare.com, deb.ns.cloudflare.com, pablo.ns.cloudflare.com and two others.

Host names resolving to 6 IP numbers:

lakas.ns.cloudflare.com maps to 108.162.193.194, 172.64.33.194, 173.245.59.194 and 3 additional IP addresses.

sreeni.ns.cloudflare.com maps to 108.162.194.178, 162.159.38.178, 172.64.34.178 and 3 additional IP addresses.

Mail Servers

The MX records for tzengineering.dev point to two mail servers: mx00.ionos.de and mx01.ionos.de.

tzengineering.dev has the same mail server arrangement as a number of other domains, for example comprez.de, landyteam.de, witschital.de and two more.

The mail servers of tzengineering.dev are at least partially shared with other domains, including pommerening-sicherheitsdienst.com.

mx00.ionos.de directs to 212.227.15.171 and mx01.ionos.de directs to 212.227.15.188; each host name points to exactly one IP number.

tzengineering.dev - robtex.com