🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`specification.dev`

DNSSEC	⚠️ Not signed
NS	`matt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b83^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c183^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`matt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2183^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`matt.ns.cloudflare.com`
		A	108.162.193.131^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	172.64.33.131^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	173.245.59.131^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
NS	`ziggy.ns.cloudflare.com`
		A	2606:4700:50::a29f:26ed^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ziggy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ed^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ziggy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ed^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ziggy.ns.cloudflare.com`
		A	108.162.194.237^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ziggy.ns.cloudflare.com`
		A	162.159.38.237^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ziggy.ns.cloudflare.com`
		A	172.64.34.237^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ziggy.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	2607:f8b0:4004:c25::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-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`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
		A	192.178.218.27^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f27.1e100.net`
TXT	`google-site-verification=UKT_rk056aDxHZeRDZaM45l14OHg3D0cfYvcOMU1h5M`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`matt.ns.cloudflare.com`dns@cloudflare.com serial=2413183458

`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

Similar names

specificaiton.ph

scientificoap.com

pacificonsite.com

Previous names

Next names

specifico.dev

specifix.dev

specite.dev

speckle.dev

speckos.dev

specks.dev

specledger.dev

specline.dev

speclog.dev

specloom.dev

speclr.dev

specman.dev

specmodel.dev

specnaut.dev

specnext.dev

specoro.dev

specra.dev

specreel.dev

specroot.dev

specs.dev

DNS History

7 records (3 active, 4 former)

●NSmatt.ns.cloudflare.com2026-08-19 → 2026-08-26 · 2 obs

● 2026-08-19 16:28:50
● 2026-08-26 15:32:32

●NSziggy.ns.cloudflare.com2026-08-19 → 2026-08-26 · 2 obs

● 2026-08-19 16:28:50
● 2026-08-26 15:32:32

●MXsmtp.google.com2026-08-21 → 2026-08-26 · 2 obs

● 2026-08-21 00:52:02
● 2026-08-26 15:32:32

○A104.21.60.432026-08-19 → 2026-08-19 · 3 obs

● 2026-08-19 16:28:50
○ 2026-08-23 19:47:14
○ 2026-08-26 15:32:32

○A172.67.191.1172026-08-19 → 2026-08-19 · 3 obs

● 2026-08-19 16:28:50
○ 2026-08-23 19:47:14
○ 2026-08-26 15:32:32

○A2606:4700:3035::6815:3c2b2026-08-19 → 2026-08-19 · 3 obs

● 2026-08-19 16:28:50
○ 2026-08-23 19:47:14
○ 2026-08-26 15:32:32

○A2606:4700:3036::ac43:bf752026-08-19 → 2026-08-19 · 3 obs

● 2026-08-19 16:28:50
○ 2026-08-23 19:47:14
○ 2026-08-26 15:32:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com...	-
specification.dev	ziggy.ns.cloudflare.com, matt.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.131

NS records: ziggy.ns.cloudflare.com, matt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for specification.dev (unsigned zone)

⏱️ Timing

Total: 2978ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`matt.ns.cloudflare.com, ziggy.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=UKT_rk056aDxHZe, v=spf1 include:_spf.google.com ~all`
SOA	1	`matt.ns.cloudflare.com dns.cloudflare.co`

Analysis

Name Servers

specification.dev uses two name servers for its delegation: matt.ns.cloudflare.com and ziggy.ns.cloudflare.com.

specification.dev uses the same name servers as several other domains — among them zhaoqingyi.workers.dev, gavyaggarwal.com, hsn5050.ca and two more.

specification.dev partially shares its NS delegation with several other domains, including wegeme.website, hdss.ws, huydevtheme.com and two others.

These name servers often co-occur with the name servers ignat.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname matt.ns.cloudflare.com directs to 108.162.193.131, 172.64.33.131 and 173.245.59.131 along with 3 other IP addresses.

Hostname ziggy.ns.cloudflare.com directs to 108.162.194.237, 162.159.38.237 and 172.64.34.237 along with 3 other IP addresses.

Mail Servers

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

specification.dev uses an identical mail server configuration to several other domains — among them junipercreativestudios.com, sullivanstrengthfaith.com, 505research.com and two more.

specification.dev has at least partial mail server overlap with other domains such as exreed.co, ca-core.org, anotimp.ro and two more.

The mail servers aspmx.l.google.com, alt2.aspmx.l.google.com and alt1.aspmx.l.google.com frequently co-occur with these mail servers.

smtp.google.com resolves to 9 IP addresses — 64.233.180.26, 64.233.180.27, 142.251.179.27 and 6 others.

specification.dev - robtex.com