🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`gridwork.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:b9c7^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:589c^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.88.156^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.185.199^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`houston.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c34^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`houston.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c334^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`houston.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2334^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`houston.ns.cloudflare.com`
		A	108.162.195.52^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`houston.ns.cloudflare.com`
		A	162.159.44.52^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`houston.ns.cloudflare.com`
		A	172.64.35.52^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`houston.ns.cloudflare.com`
NS	`sarah.ns.cloudflare.com`
		A	2606:4700:50::a29f:26da^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sarah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sarah.ns.cloudflare.com`
		A	108.162.194.218^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	162.159.38.218^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	172.64.34.218^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.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=1f390c44116e418a3e408062353dcfd9e939c394`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.88.156, 172.67.185.199
		IPv6 hints	2606:4700:3033::ac43:b9c7, 2606:4700:3036::6815:589c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=109, name=cloudflare-ech.com
SOA	`houston.ns.cloudflare.com`dns@cloudflare.com serial=2413478175

`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

gridwork.dev

gridwork.org

gridwork.com

gridwork.ch

gridwork.pro

gridwork.de

gridwork.net

gridwork.eu

gridwork.sh

gridwork.at

gridwork.ca

gridwork.co

Similar names

workgrid.top

workgrid.com

workgrid.netlify.app

workgrid.network

workgrid.sh

workgrid.io

workgrid.cloud

Previous names

Next names

DNS History

8 records (8 active, 0 former)

●NShouston.ns.cloudflare.com2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 05:58:38
● 2026-08-30 22:05:24

●NSsarah.ns.cloudflare.com2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 05:58:38
● 2026-08-30 22:05:24

●MXmail.protonmail.ch2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 05:58:38
● 2026-08-30 22:05:24

●MXmailsec.protonmail.ch2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 05:58:38
● 2026-08-30 22:05:24

●A104.21.88.1562026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 05:58:38
● 2026-08-30 22:05:24

●A172.67.185.1992026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 05:58:38
● 2026-08-30 22:05:24

●A2606:4700:3033::ac43:b9c72026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 05:58:38
● 2026-08-30 22:05:24

●A2606:4700:3036::6815:589c2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 05:58:38
● 2026-08-30 22:05:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
gridwork.dev	sarah.ns.cloudflare.com, houston.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.52

NS records: sarah.ns.cloudflare.com, houston.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gridwork.dev (unsigned zone)

⏱️ Timing

Total: 881ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.185.199, 104.21.88.156`
AAAA	2	`2606:4700:3033::ac43:b9c7, 2606:4700:3036::6815:589c`
NS	2	`houston.ns.cloudflare.com, sarah.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	2	`protonmail-verification=1f390c44116e418a, v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`houston.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

gridwork.dev has four IP addresses: 104.21.88.156, 172.67.185.199, 2606:4700:3033::ac43:b9c7 and 2606:4700:3036::6815:589c.

banhan.go.th, bitpistudio.tech, routen.lat and two other host names share IP numbers with gridwork.dev.

Name Servers

gridwork.dev uses two name servers for its delegation: houston.ns.cloudflare.com and sarah.ns.cloudflare.com.

gridwork.dev uses the same name servers as several other domains — among them grantmcoxk.pages.dev, lucabigi88.workers.dev, celosia.app and two more.

gridwork.dev has at least partial name server overlap with other domains, such as ascending-ai.workers.dev, jljl33club.com, kadin-bogor.org and two others.

These name servers tend to appear together with the name servers ali.ns.cloudflare.com, erin.ns.cloudflare.com and violet.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname houston.ns.cloudflare.com directs to 108.162.195.52, 162.159.44.52 and 172.64.35.52 along with 3 other IP addresses.

Hostname sarah.ns.cloudflare.com directs to 108.162.194.218, 162.159.38.218 and 172.64.34.218 along with 3 other IP addresses.

Mail Servers

Mail for gridwork.dev is handled by two mail servers — mail.protonmail.ch and mailsec.protonmail.ch.

gridwork.dev uses an identical mail server configuration to several other domains — among them nerdrug.org, ovceev.com, fmmc.be and two more.

At least some of gridwork.dev's mail servers are shared with other domains, among them rivergum.org, kloot.lu and main-aero.de.

mail.protonmail.ch and mailsec.protonmail.ch each have three IP addresses — mail.protonmail.ch directs to 176.119.200.128, 185.70.42.128 and 185.205.70.128; mailsec.protonmail.ch directs to 176.119.200.129, 185.70.42.129 and 185.205.70.129.

gridwork.dev - robtex.com

gridwork.dev

dev

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`gridwork.dev`

`dev`