🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`systemscheck.dev`

DNSSEC	⚠️ Not signed
A	13.69.228.3^{🇮🇪 Microsoft13.64.0.0/11 MICROSOFT}
A	20.107.224.86^{🇮🇪 Microsoft20.64.0.0/10}
NS	`ns1.blacknightdns.com` ⭐
		A	78.153.203.12^{🇮🇪 BLACKNIGHT-AS78.153.192.0/19 IE-BLACKNIGHT-NET2-PA}
			PTR	`ns1.blacknightdns.com`
NS	`ns2.blacknightdns.com`
		A	81.17.240.172^{🇮🇪 BLACKNIGHT-AS81.17.240.0/24 IE-BLACKNIGHT-INFRA}
			PTR	`ns2.blacknightdns.com`
NS	`ns3.blacknightdns.com`
		A	2a00:fea0:dead::beef^{🇮🇳 GRANSY2a00:fea0::/32 Anycast DNS project}
		A	185.28.194.194^{🇨🇿 GRANSY185.28.194.0/24 Network of Gransy s.r.o.}
			PTR	`ns2.anycastdns.cz`
NS	`ns4.blacknightdns.com`
		A	185.38.108.108^{🇨🇿 GRANSY185.38.108.0/24 Anycast DNS project}
			PTR	`ns1.anycastdns.cz`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
TXT	`google-site-verification=aId1IsTks_JYOHF08WTrVi51saB8Z2umdHpXFtnxWJM`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns1.blacknightdns.com`hostmaster@systemscheck.dev 2026-09-24 #1

`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

systemscheck.dev

systemscheck.org

systemscheck.com

systemscheck.shop

Similar names

checksystems.mx

checkssystem.com

systemchecks.co.uk

checksystems.de

checksystems.xyz

checksystems.es

checksystems.com.au

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSns1.blacknightdns.com2026-10-12 → 2026-11-08 · 2 obs

● 2026-10-12 02:32:00
● 2026-11-08 06:26:54

●NSns2.blacknightdns.com2026-10-12 → 2026-11-08 · 2 obs

● 2026-10-12 02:32:00
● 2026-11-08 06:26:54

●NSns3.blacknightdns.com2026-10-12 → 2026-11-08 · 2 obs

● 2026-10-12 02:32:00
● 2026-11-08 06:26:54

●NSns4.blacknightdns.com2026-10-12 → 2026-11-08 · 2 obs

● 2026-10-12 02:32:00
● 2026-11-08 06:26:54

●MXsmtp.google.com2026-10-12 → 2026-11-08 · 2 obs

● 2026-10-12 02:32:00
● 2026-11-08 06:26:54

●A13.69.228.32026-10-12 → 2026-11-08 · 2 obs

● 2026-10-12 02:32:00
● 2026-11-08 06:26:54

●A20.107.224.862026-10-12 → 2026-11-08 · 2 obs

● 2026-10-12 02:32:00
● 2026-11-08 06:26:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
systemscheck.dev	ns2.blacknightdns.com, ns3.blacknightdns.com, ns4.blacknightdns.com, ns1.blacknightdns.com	-

✅ Authoritative Response

Server:185.28.194.194

NS records: ns2.blacknightdns.com, ns3.blacknightdns.com, ns4.blacknightdns.com, ns1.blacknightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for systemscheck.dev (unsigned zone)

⏱️ Timing

Total: 1182ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.69.228.3, 20.107.224.86`
NS	4	`ns1.blacknightdns.com, ns2.blacknightdns.com...`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=aId1IsTks_JYOHF, v=spf1 include:_spf.google.com ~all`
SOA	1	`ns1.blacknightdns.com hostmaster.systems`

Analysis

IP Addresses

systemscheck.dev resolves to the IP addresses 13.69.228.3 and 20.107.224.86

alisustainabilityday.ie, aegisevals.ai, viddla.fi and two other host names share IP numbers with systemscheck.dev.

Name Servers

The authoritative name servers for systemscheck.dev are ns1.blacknightdns.com, ns2.blacknightdns.com, ns3.blacknightdns.com and ns4.blacknightdns.com.

systemscheck.dev has at least partial name server overlap with other domains, such as videointerview.org, traleedoorstepgarden.com, icompare.ie and two others.

Hostnames that resolve to two IP addresses:

ns3.blacknightdns.com points to 185.28.194.194 and 2a00:fea0:dead::beef.

Hosts with just one IP address:

ns1.blacknightdns.com points to 78.153.203.12.

ns2.blacknightdns.com points to 81.17.240.172.

ns4.blacknightdns.com points to 185.38.108.108.

Mail Servers

Mail for systemscheck.dev is handled by a single mail server, smtp.google.com.

systemscheck.dev uses an identical mail server configuration to several other domains — among them wonnymedia.com, uselocafact.com, smallcraft.biz and two more.

systemscheck.dev has at least partial mail server overlap with other domains such as whiteclover.co.nz, indophilipdmc.com, abedules.com.co and two more.

smtp.google.com resolves to 9 IP addresses — 142.251.163.26, 142.251.163.27, 142.251.167.26 and 6 others.

systemscheck.dev - robtex.com