sauna.dev - dns.ninja

`sauna.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2d0^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:98e9^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.208^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.152.233^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`marek.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marek.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marek.ns.cloudflare.com`
		A	108.162.193.202^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	172.64.33.202^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	173.245.59.202^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
NS	`sky.ns.cloudflare.com`
		A	2606:4700:50::a29f:2602^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c202^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2202^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sky.ns.cloudflare.com`
		A	108.162.194.2^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	162.159.38.2^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	172.64.34.2^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁵⁴⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁸¹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.2.208, 172.67.152.233
		IPv6 hints	2606:4700:3030::6815:2d0, 2606:4700:3032::ac43:98e9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=188, name=cloudflare-ech.com
SOA	`marek.ns.cloudflare.com`dns@cloudflare.com serial=2407865377

`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

📈 Tranco rank: #718,060
🔒 HSTS Preload (+subdomains)

Subdomains

apps-preview-revert-4080-claude-eager-rubin-vrnkoa.sauna.dev

apps-preview-claude-charming-mayer-wve5ju.sauna.dev

app.sauna.dev

apps-preview-claude-friendly-babbage-p89szx.sauna.dev

apps-preview-claude-wizardly-ptolemy-ec6cb1.sauna.dev

apps-preview-claude-account-created-frontend-event.sauna.dev

apps-preview-claude-relaxed-bell-kskxl.sauna.dev

apps-preview-claude-fix-unapproved-task-execution-inn-6a0875.sauna.dev

apps-preview-claude-fix-contract-field-writes-vqldm.sauna.dev

apps-preview-claude-stoic-archimedes-lekjck.sauna.dev

apps-preview-claude-optimistic-darwin-q26nde.sauna.dev

apps-preview-claude-account-created-loops-backend.sauna.dev

apps-preview-claude-focused-wozniak-pfaj7j.sauna.dev

apps-preview-claude-gallant-brahmagupta-f2wbw.sauna.dev

apps-preview-claude-quirky-tesla-fc0oa5.sauna.dev

apps-preview-claude-eager-rubin-vrnkoa.sauna.dev

apps-preview-claude-modest-noether-qfjqrt.sauna.dev

apps-preview-claude-funny-darwin-erfrsp.sauna.dev

preview.sauna.dev

apps-preview-claude-zealous-goldberg-lfdqc.sauna.dev

apps-preview-claude-improve-script-robustness-kgg09.sauna.dev

apps-preview-claude-inspiring-faraday-pjxj5z.sauna.dev

apps-preview-claude-festive-galileo-j3vl9v.sauna.dev

apps-preview-claude-kind-goodall-4tyv1.sauna.dev

apps-preview-claude-tender-feynman-t5rb1g.sauna.dev

apps-preview-claude-compassionate-robinson-2a4901.sauna.dev

Same first word

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DNS History

17 records (9 active, 8 former)

●NSmarek.ns.cloudflare.com2026-03-21 → 2026-06-25 · 2 obs

● 2026-03-21 05:33:44
● 2026-06-25 10:34:46

●NSsky.ns.cloudflare.com2026-03-21 → 2026-06-25 · 2 obs

● 2026-03-21 05:33:44
● 2026-06-25 10:34:46

●MXroute1.mx.cloudflare.net2026-03-21 → 2026-06-25 · 2 obs

● 2026-03-21 05:33:44
● 2026-06-25 10:34:46

●MXroute2.mx.cloudflare.net2026-03-21 → 2026-06-25 · 2 obs

● 2026-03-21 05:33:44
● 2026-06-25 10:34:46

●MXroute3.mx.cloudflare.net2026-03-21 → 2026-06-25 · 2 obs

● 2026-03-21 05:33:44
● 2026-06-25 10:34:46

●A104.21.2.2082026-03-21 → 2026-06-25 · 10 obs

● 2026-03-21 05:33:44
○ 2026-03-21 07:07:54
● 2026-03-21 09:37:14
● 2026-03-26 19:00:50
○ 2026-04-17 04:05:42
● 2026-04-29 03:47:42
● 2026-06-04 16:07:46
○ 2026-06-21 11:32:26
● 2026-06-25 07:06:06
● 2026-06-25 10:34:46

○A172.64.80.12026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 05:33:44
● 2026-03-21 07:07:54
○ 2026-03-21 09:37:14
○ 2026-06-25 10:34:46

●A172.67.152.2332026-03-21 → 2026-06-25 · 10 obs

○A188.114.96.02026-04-17 → 2026-06-21 · 7 obs

○ 2026-03-26 19:00:50
● 2026-04-17 04:05:42
○ 2026-04-29 03:47:42
○ 2026-06-04 16:07:46
● 2026-06-21 11:32:26
○ 2026-06-25 07:06:06
○ 2026-06-25 10:34:46

○A188.114.97.02026-04-17 → 2026-06-21 · 7 obs

○ 2026-03-26 19:00:50
● 2026-04-17 04:05:42
○ 2026-04-29 03:47:42
○ 2026-06-04 16:07:46
● 2026-06-21 11:32:26
○ 2026-06-25 07:06:06
○ 2026-06-25 10:34:46

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 05:33:44
● 2026-03-21 07:07:54
○ 2026-03-21 09:37:14
○ 2026-06-25 10:34:46

●A2606:4700:3030::6815:2d02026-06-25 → 2026-06-25 · 3 obs

○ 2026-06-21 11:32:26
● 2026-06-25 07:06:06
● 2026-06-25 10:34:46

○A2606:4700:3031::ac43:98e92026-03-21 → 2026-06-04 · 9 obs

●A2606:4700:3032::ac43:98e92026-06-25 → 2026-06-25 · 3 obs

○ 2026-06-21 11:32:26
● 2026-06-25 07:06:06
● 2026-06-25 10:34:46

○A2606:4700:3035::6815:2d02026-03-21 → 2026-06-04 · 9 obs

○A2a06:98c1:3120::2026-04-17 → 2026-06-21 · 7 obs

○ 2026-03-26 19:00:50
● 2026-04-17 04:05:42
○ 2026-04-29 03:47:42
○ 2026-06-04 16:07:46
● 2026-06-21 11:32:26
○ 2026-06-25 07:06:06
○ 2026-06-25 10:34:46

○A2a06:98c1:3121::2026-04-17 → 2026-06-21 · 7 obs

○ 2026-03-26 19:00:50
● 2026-04-17 04:05:42
○ 2026-04-29 03:47:42
○ 2026-06-04 16:07:46
● 2026-06-21 11:32:26
○ 2026-06-25 07:06:06
○ 2026-06-25 10:34:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
sauna.dev	sky.ns.cloudflare.com, marek.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.2

NS records: sky.ns.cloudflare.com, marek.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sauna.dev (unsigned zone)

⏱️ Timing

Total: 610ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.2.208, 172.67.152.233`
AAAA	2	`2606:4700:3032::ac43:98e9, 2606:4700:3030::6815:2d0`
NS	2	`marek.ns.cloudflare.com, sky.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 34), route1.mx.cloudflare.net (pri: 54)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`marek.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

Hierarchy

Among the subdomains of sauna.dev are apps-preview-revert-4080-claude-eager-rubin-vrnkoa.sauna.dev, apps-preview-claude-charming-mayer-wve5ju.sauna.dev, app.sauna.dev, apps-preview-claude-friendly-babbage-p89szx.sauna.dev, apps-preview-claude-wizardly-ptolemy-ec6cb1.sauna.dev and a few other host names.

IP Addresses

sauna.dev points to the four IP addresses 104.21.2.208, 172.67.152.233, 2606:4700:3030::6815:2d0 and 2606:4700:3032::ac43:98e9.

Additional host names — manos.uy, preview-claude-fix-briefing-tz-c5s6c.app.sauna.dev, concretingnewcastle.com.au and two others — share IP numbers with sauna.dev.

Name Servers

The NS records for sauna.dev delegate to marek.ns.cloudflare.com and sky.ns.cloudflare.com.

sauna.dev shares its name server setup with other domains, including virezoa.com, us-carriage.com, us-bestoffer.com and two others.

There is at least partial name server overlap between sauna.dev and other domains — beckers-group.com, cedricrausch.be, wagonbet4.bond and two more among them.

These name servers are routinely deployed together with the name servers kyree.ns.cloudflare.com.

Host names with 6 IP numbers:

marek.ns.cloudflare.com maps to 108.162.193.202, 172.64.33.202, 173.245.59.202 and 3 additional IP addresses.

sky.ns.cloudflare.com maps to 108.162.194.2, 162.159.38.2, 172.64.34.2 and 3 additional IP addresses.

Mail Servers

Incoming mail for sauna.dev is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

sauna.dev shares mail servers — at least in part — with other domains, including atcolombia.co, soulpeek.com, raceable.com and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net maps to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 additional IP addresses.

route2.mx.cloudflare.net maps to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 additional IP addresses.

route3.mx.cloudflare.net maps to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 additional IP addresses.