validationcore.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`validationcore.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:9895^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:1ed^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.1.237^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.152.149^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`deb.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a5c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`deb.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c05c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`deb.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:205c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`deb.ns.cloudflare.com`
		A	108.162.192.92^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`deb.ns.cloudflare.com`
		A	172.64.32.92^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`deb.ns.cloudflare.com`
		A	173.245.58.92^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`deb.ns.cloudflare.com`
NS	`gordon.ns.cloudflare.com`
		A	2606:4700:58::adf5:3baa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1aa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gordon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21aa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gordon.ns.cloudflare.com`
		A	108.162.193.170^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	172.64.33.170^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	173.245.59.170^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.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::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=0VLVOSVqjY21mn5my59MU0y9IXVgQVNWUK2hpvH2Qiw`
TXT	`google-site-verification=xO8w8MKKjGhJxr1drsCy-XB4uwPpbDxUdS1PMLMbSBg`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.1.237, 172.67.152.149
		IPv6 hints	2606:4700:3031::ac43:9895, 2606:4700:3034::6815:1ed
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=129, name=cloudflare-ech.com
SOA	`deb.ns.cloudflare.com`dns@cloudflare.com serial=2413582215

`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

validationcore.dev

validationcore.xyz

Previous names

Next names

DNS History

11 records (11 active, 0 former)

●NSdeb.ns.cloudflare.com2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●NSgordon.ns.cloudflare.com2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●MXalt1.aspmx.l.google.com2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●MXalt2.aspmx.l.google.com2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●MXalt3.aspmx.l.google.com2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●MXalt4.aspmx.l.google.com2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●MXaspmx.l.google.com2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●A104.21.1.2372026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●A172.67.152.1492026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●A2606:4700:3031::ac43:98952026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

●A2606:4700:3034::6815:1ed2026-08-28 → 2026-08-30 · 2 obs

● 2026-08-28 14:37:56
● 2026-08-30 14:49:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
validationcore.dev	gordon.ns.cloudflare.com, deb.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.92

NS records: gordon.ns.cloudflare.com, deb.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for validationcore.dev (unsigned zone)

⏱️ Timing

Total: 835ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.152.149, 104.21.1.237`
AAAA	2	`2606:4700:3031::ac43:9895, 2606:4700:3034::6815:1ed`
NS	2	`deb.ns.cloudflare.com, gordon.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=0VLVOSVqjY21mn5, google-site-verification=xO8w8MKKjGhJxr1`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`deb.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

validationcore.dev resolves to four IP addresses: 104.21.1.237, 172.67.152.149, 2606:4700:3031::ac43:9895 and 2606:4700:3034::6815:1ed.

b95j5.cn, hottrick.net, techinside.pk and two other host names share IP numbers with validationcore.dev.

Name Servers

The NS records for validationcore.dev delegate to deb.ns.cloudflare.com and gordon.ns.cloudflare.com.

validationcore.dev uses the same name servers as several other domains — among them www-mobildiscounter.de, doeq91r6hg.workers.dev, exploresurge.com and two more.

validationcore.dev partially shares its NS delegation with several other domains, including szspe.com, zykj-china.com, f32l.com and two others.

These name servers regularly co-occur with the name servers donovan.ns.cloudflare.com, aspen.ns.cloudflare.com and diva.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

deb.ns.cloudflare.com maps to 108.162.192.92, 172.64.32.92, 173.245.58.92 and 3 additional IP addresses.

gordon.ns.cloudflare.com maps to 108.162.193.170, 172.64.33.170, 173.245.59.170 and 3 additional IP addresses.

Mail Servers

validationcore.dev is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

validationcore.dev has at least partial mail server overlap with other domains such as sim.red, albarosa.pl, theblure.com and two more.

These mail servers commonly appear together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and two other mail servers.

Hostnames that resolve to two IP addresses:

The A records for aspmx.l.google.com return 64.233.180.26 and 2607:f8b0:4004:c1f::1b.

The A records for alt1.aspmx.l.google.com return 192.178.234.27 and 2800:3f0:4003:c14::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.

The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1a.