🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`simkus.engineer`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3032::ac43:82c5^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:8f3^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.8.243^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.197^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`liz.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3abd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`liz.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`liz.ns.cloudflare.com`
		A	108.162.192.189^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	172.64.32.189^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	173.245.58.189^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
NS	`mark.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c182^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mark.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2182^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mark.ns.cloudflare.com`
		A	108.162.193.130^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	172.64.33.130^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	173.245.59.130^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	172.253.139.26^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=tdK2_5Pxlg4vPorV6N1ARyKaacjU5uBfnvGRQ6r2gP8`
TXT	`v=spf1 include:_spf.google.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.8.243, 172.67.130.197
		IPv6 hints	2606:4700:3032::ac43:82c5, 2606:4700:3035::6815:8f3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=231, name=cloudflare-ech.com
SOA	`liz.ns.cloudflare.com`dns@cloudflare.com serial=2412186319

`engineer`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.engineer` ⭐
	NS	`v0n1.nic.engineer`
	NS	`v0n2.nic.engineer`
	NS	`v0n3.nic.engineer`
	NS	`v2n0.nic.engineer`
	NS	`v2n1.nic.engineer`
	SOA	`v0n0.nic.engineer`hostmaster@donuts.email serial=1787341935

⚠️ On DNS blocklist: spam-tlds

Same first word

simkus.net

simkus.eu

simkus.lt

simkus.info

simkus.com

simkus.de

simkus.engineer

Similar names

susmik.workers.dev

mussik.com

msisuk.ph

kumiss.net

smukis.com

missku.com

skimsu.ru

miskus.de

sumski.com.ua

kissum.com

kumiss.ru

uksims.eu

musisk.dk

mussik.de

muskis.com.vn

ukssim.com

mikuss.de

mikuss.com

Previous names

Next names

DNS History

11 records (11 active, 0 former)

●NSliz.ns.cloudflare.com2026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●NSmark.ns.cloudflare.com2026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●MXalt1.aspmx.l.google.com2026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●MXalt2.aspmx.l.google.com2026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●MXalt3.aspmx.l.google.com2026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●MXalt4.aspmx.l.google.com2026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●MXaspmx.l.google.com2026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●A104.21.8.2432026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●A172.67.130.1972026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●A2606:4700:3032::ac43:82c52026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

●A2606:4700:3035::6815:8f32026-08-15 → 2026-08-21 · 2 obs

● 2026-08-15 10:25:40
● 2026-08-21 20:01:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
engineer	v2n1.nic.engineer, v0n3.nic.engineer, v0n1.nic.engineer, v2n0.nic.engineer...	12 records
simkus.engineer	liz.ns.cloudflare.com, mark.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.189

NS records: liz.ns.cloudflare.com, mark.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1054ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.8.243, 172.67.130.197`
AAAA	2	`2606:4700:3035::6815:8f3, 2606:4700:3032::ac43:82c5`
NS	2	`liz.ns.cloudflare.com, mark.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=tdK2_5Pxlg4vPor, v=spf1 include:_spf.google.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`liz.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.engineer, v2n1.nic.engineer, v0n3.nic.engineer...)

Analysis

IP Addresses

simkus.engineer directs to four IP numbers, which are 104.21.8.243, 172.67.130.197, 2606:4700:3032::ac43:82c5 and 2606:4700:3035::6815:8f3.

Additional host names — avenue32.com, nittany-budget-motel.site, tracking.ichwillfrei.de and two others — share IP numbers with simkus.engineer.

Name Servers

Two name servers handle the delegation for simkus.engineer: liz.ns.cloudflare.com and mark.ns.cloudflare.com.

simkus.engineer shares its name server setup with other domains, including zjlige.com, bjfryds.com, qqqqqe.com and two others.

There is at least partial name server overlap between simkus.engineer and other domains — riobet-casino-go6tr.top, kronek.com, 056.com.kz and two more among them.

These name servers frequently co-occur with the name servers princess.ns.cloudflare.com and jason.ns.cloudflare.com.

Host names with 6 IP numbers:

liz.ns.cloudflare.com resolves to 108.162.192.189, 172.64.32.189 and 173.245.58.189 among others, with 3 other IP addresses in total.

mark.ns.cloudflare.com resolves to 108.162.193.130, 172.64.33.130 and 173.245.59.130 among others, with 3 other IP addresses in total.

Mail Servers

Five mail servers handle simkus.engineer: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

simkus.engineer shares mail servers — at least in part — with other domains, including faretradepallets.com, 4dcontrols.com.au, rocket.st and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx3.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com resolves to two addresses: 172.253.139.26 and 2607:f8b0:4004:c23::1b.

alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.26 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.