🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`securitycheck.foo`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:64^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:96dc^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.0.100^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.150.220^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`marvin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cfb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marvin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marvin.ns.cloudflare.com`
		A	108.162.195.251^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	162.159.44.251^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
		A	172.64.35.251^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marvin.ns.cloudflare.com`
NS	`wally.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aef^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wally.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ef^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`wally.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ef^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`wally.ns.cloudflare.com`
		A	108.162.192.239^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wally.ns.cloudflare.com`
		A	172.64.32.239^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wally.ns.cloudflare.com`
		A	173.245.58.239^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wally.ns.cloudflare.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=2867b5896178b31f406171eecfead71ef130d5cc`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.0.100, 172.67.150.220
		IPv6 hints	2606:4700:3034::6815:64, 2606:4700:3035::ac43:96dc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com
SOA	`marvin.ns.cloudflare.com`dns@cloudflare.com serial=2411700299

`foo`

	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

⚠️ On DNS blocklist: spam-tlds
🔒 HSTS Preload (+subdomains)

Same first word

Similar names

checksecurity.de

checksecurity.org

checksecurity.info

checksecurity.eu

checksecurity.co.uk

checksecurity.net

checksecurity.uk

checksecurity.nl

checksecurity.workers.dev

checksecurity.com

Previous names

savethedate.foo

savvymonkey.foo

sbsn.foo

scapegoat.foo

schae.foo

schaefer.foo

schall.foo

schindler.foo

schirge.foo

schmitt.foo

schtick.foo

schuhmacher.foo

scoutcat.foo

screen.foo

scruf.foo

scrumpoker.foo

seagren.foo

sebass.foo

sebastian.foo

Next names

DNS History

12 records (8 active, 4 former)

●NSmarvin.ns.cloudflare.com2026-08-29 → 2026-09-20 · 2 obs

● 2026-08-29 14:57:00
● 2026-09-20 23:23:30

●NSwally.ns.cloudflare.com2026-08-29 → 2026-09-20 · 2 obs

● 2026-08-29 14:57:00
● 2026-09-20 23:23:30

●MXmail.protonmail.ch2026-08-29 → 2026-09-20 · 2 obs

● 2026-08-29 14:57:00
● 2026-09-20 23:23:30

●MXmailsec.protonmail.ch2026-08-29 → 2026-09-20 · 2 obs

● 2026-08-29 14:57:00
● 2026-09-20 23:23:30

●A104.21.0.1002026-09-04 → 2026-09-20 · 3 obs

○ 2026-08-29 14:57:00
● 2026-09-04 09:13:40
● 2026-09-20 23:23:30

●A172.67.150.2202026-09-04 → 2026-09-20 · 3 obs

○ 2026-08-29 14:57:00
● 2026-09-04 09:13:40
● 2026-09-20 23:23:30

○A188.114.96.02026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 14:57:00
○ 2026-09-04 09:13:40
○ 2026-09-20 23:23:30

○A188.114.97.02026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 14:57:00
○ 2026-09-04 09:13:40
○ 2026-09-20 23:23:30

●A2606:4700:3034::6815:642026-09-04 → 2026-09-20 · 3 obs

○ 2026-08-29 14:57:00
● 2026-09-04 09:13:40
● 2026-09-20 23:23:30

●A2606:4700:3035::ac43:96dc2026-09-04 → 2026-09-20 · 3 obs

○ 2026-08-29 14:57:00
● 2026-09-04 09:13:40
● 2026-09-20 23:23:30

○A2a06:98c1:3120::2026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 14:57:00
○ 2026-09-04 09:13:40
○ 2026-09-20 23:23:30

○A2a06:98c1:3121::2026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 14:57:00
○ 2026-09-04 09:13:40
○ 2026-09-20 23:23:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
foo	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
securitycheck.foo	marvin.ns.cloudflare.com, wally.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.251

NS records: marvin.ns.cloudflare.com, wally.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for securitycheck.foo (unsigned zone)

⏱️ Timing

Total: 831ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.0.100, 172.67.150.220`
AAAA	2	`2606:4700:3034::6815:64, 2606:4700:3035::ac43:96dc`
NS	2	`marvin.ns.cloudflare.com, wally.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	2	`protonmail-verification=2867b5896178b31f, v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`marvin.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

securitycheck.foo points to the four IP addresses 104.21.0.100, 172.67.150.220, 2606:4700:3034::6815:64 and 2606:4700:3035::ac43:96dc.

Two other host names, along with skifska-etnika.com, talktoyou.at and londoncityradio.uk, also share IP numbers with securitycheck.foo.

Name Servers

Two name servers handle the delegation for securitycheck.foo: marvin.ns.cloudflare.com and wally.ns.cloudflare.com.

securitycheck.foo shares its NS records with other domains, for example h5o12x.pages.dev, hanimel1.pages.dev, pedikura-peterman-website.pages.dev and two others.

The name servers of securitycheck.foo overlap at least partially with those of other domains — among them 68155.casino, referal-g0203.pages.dev, monarquiaconfidencial.com and two more.

These name servers commonly appear alongside the name servers todd.ns.cloudflare.com and joyce.ns.cloudflare.com.

DNS names with 6 IP addresses:

marvin.ns.cloudflare.com resolves to 108.162.195.251, 162.159.44.251 and 172.64.35.251 among others, with 3 other IP addresses in total.

wally.ns.cloudflare.com resolves to 108.162.192.239, 172.64.32.239 and 173.245.58.239 among others, with 3 other IP addresses in total.

Mail Servers

securitycheck.foo is served by two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.

Among the domains sharing a mail server setup with securitycheck.foo are t4d.io, yanaayurveda.com, decadehonors.com and two others.

There is at least a partial MX overlap between securitycheck.foo and other domains, including theportaltarot.com, mistymountaincollective.com, grangertactical.com and two others.

Both mail.protonmail.ch and mailsec.protonmail.ch point to three IP numbers: mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128, while mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129.

securitycheck.foo - robtex.com