🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`winterlab.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:41c5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:a581^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.65.197^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.165.129^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`darl.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b62^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c162^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`darl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2162^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`darl.ns.cloudflare.com`
		A	108.162.193.98^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	172.64.33.98^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	173.245.59.98^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
NS	`sandy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0db^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sandy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20db^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sandy.ns.cloudflare.com`
		A	108.162.192.219^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
		A	172.64.32.219^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
		A	173.245.58.219^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.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=cfb4a611799adfe9e0f67f682ce547f63163723e`
TXT	`v=spf1 include:_spf.protonmail.ch mx ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.65.197, 172.67.165.129
		IPv6 hints	2606:4700:3031::6815:41c5, 2606:4700:3036::ac43:a581
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=249, name=cloudflare-ech.com
SOA	`darl.ns.cloudflare.com`dns@cloudflare.com serial=2415531507

`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

winterlab.org

winterlab.ph

winterlab.dev

winterlab.pl

winterlab.be

winterlab.fr

winterlab.workers.dev

winterlab.com

winterlab.synology.me

winterlab.space

winterlab.it

winterlab.design

winterlab.work

winterlab.uk

winterlab.de

winterlab.ca

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Previous names

Next names

DNS History

8 records (8 active, 0 former)

●NSdarl.ns.cloudflare.com2026-09-18 → 2026-09-27 · 2 obs

● 2026-09-18 19:52:58
● 2026-09-27 22:10:44

●NSsandy.ns.cloudflare.com2026-09-18 → 2026-09-27 · 2 obs

● 2026-09-18 19:52:58
● 2026-09-27 22:10:44

●MXmail.protonmail.ch2026-09-18 → 2026-09-27 · 2 obs

● 2026-09-18 19:52:58
● 2026-09-27 22:10:44

●MXmailsec.protonmail.ch2026-09-18 → 2026-09-27 · 2 obs

● 2026-09-18 19:52:58
● 2026-09-27 22:10:44

●A104.21.65.1972026-09-18 → 2026-09-27 · 2 obs

● 2026-09-18 19:52:58
● 2026-09-27 22:10:44

●A172.67.165.1292026-09-18 → 2026-09-27 · 2 obs

● 2026-09-18 19:52:58
● 2026-09-27 22:10:44

●A2606:4700:3031::6815:41c52026-09-18 → 2026-09-27 · 2 obs

● 2026-09-18 19:52:58
● 2026-09-27 22:10:44

●A2606:4700:3036::ac43:a5812026-09-18 → 2026-09-27 · 2 obs

● 2026-09-18 19:52:58
● 2026-09-27 22:10:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
winterlab.dev	sandy.ns.cloudflare.com, darl.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.98

NS records: sandy.ns.cloudflare.com, darl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for winterlab.dev (unsigned zone)

⏱️ Timing

Total: 814ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.165.129, 104.21.65.197`
AAAA	2	`2606:4700:3036::ac43:a581, 2606:4700:3031::6815:41c5`
NS	2	`darl.ns.cloudflare.com, sandy.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	2	`protonmail-verification=cfb4a611799adfe9, v=spf1 include:_spf.protonmail.ch mx ~al`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`darl.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

winterlab.dev resolves to four IP addresses: 104.21.65.197, 172.67.165.129, 2606:4700:3031::6815:41c5 and 2606:4700:3036::ac43:a581.

1bd.today, elvisfroginvegas.net, savvytravelhub.xyz and two other host names share IP numbers with winterlab.dev.

Name Servers

Two name servers handle the delegation for winterlab.dev: darl.ns.cloudflare.com and sandy.ns.cloudflare.com.

winterlab.dev uses the same name servers as several other domains — among them ptmanager.asia, echosurgepoint.info, soltanibusiness2030.workers.dev and two more.

winterlab.dev partially shares its NS delegation with several other domains, including natrifort.icu, 81d4fa96d98848e59b971e2ecf4a14a2.workers.dev, antimocapmocapclub.com and two others.

These name servers regularly co-occur with the name servers rosa.ns.cloudflare.com, jerry.ns.cloudflare.com and sasha.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

darl.ns.cloudflare.com resolves to 108.162.193.98, 172.64.33.98 and 173.245.59.98 among others, with 3 other IP addresses in total.

sandy.ns.cloudflare.com resolves to 108.162.192.219, 172.64.32.219 and 173.245.58.219 among others, with 3 other IP addresses in total.

Mail Servers

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

winterlab.dev uses an identical mail server configuration to several other domains — among them fiala.space, epochitsolutions.com, tantalumdescent.com and two more.

winterlab.dev has at least partial mail server overlap with other domains such as mindfader.com, getvawzen.com, stasjonen.com and two more.

mail.protonmail.ch has three IP addresses (176.119.200.128, 185.70.42.128 and 185.205.70.128) and mailsec.protonmail.ch has three IP addresses (176.119.200.129, 185.70.42.129 and 185.205.70.129).

winterlab.dev - robtex.com

winterlab.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

`winterlab.dev`

`dev`