stackauth.dev - dns.ninja

`stackauth.dev`

DNSSEC	⚠️ Not signed
A	162.159.140.91^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.0.89^{🇺🇸 Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alec.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alec.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alec.ns.cloudflare.com`
		A	108.162.193.59^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
		A	172.64.33.59^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
		A	173.245.59.59^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
NS	`ligia.ns.cloudflare.com`
		A	2606:4700:50::a29f:2604^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c204^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ligia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2204^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ligia.ns.cloudflare.com`
		A	108.162.194.4^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	162.159.38.4^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	172.64.34.4^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
TXT	`v=spf1 -all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	162.159.140.91, 172.66.0.89
SOA	`alec.ns.cloudflare.com`dns@cloudflare.com serial=2406923966

`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

stackauth.com

stackauth.dev

Similar names

authstack.net

authstack.digital

DNS History

4 records (4 active, 0 former)

●NSalec.ns.cloudflare.com2026-03-31 → 2026-06-15 · 2 obs

● 2026-03-31 00:56:48
● 2026-06-15 01:59:22

●NSligia.ns.cloudflare.com2026-03-31 → 2026-06-15 · 2 obs

● 2026-03-31 00:56:48
● 2026-06-15 01:59:22

●A162.159.140.912026-03-31 → 2026-06-15 · 2 obs

● 2026-03-31 00:56:48
● 2026-06-15 01:59:22

●A172.66.0.892026-03-31 → 2026-06-15 · 2 obs

● 2026-03-31 00:56:48
● 2026-06-15 01:59:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
stackauth.dev	alec.ns.cloudflare.com, ligia.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.4

NS records: alec.ns.cloudflare.com, ligia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackauth.dev (unsigned zone)

⏱️ Timing

Total: 430ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.66.0.89, 162.159.140.91`
NS	2	`alec.ns.cloudflare.com, ligia.ns.cloudflare.com`
TXT	1	`v=spf1 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`alec.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

stackauth.dev points to the IP addresses 162.159.140.91 and 172.66.0.89

Two other host names, along with dev.talent.stackoverflow.com, stackoverflow.dev and stackexchange.dev, also share IP numbers with stackauth.dev.

Name Servers

stackauth.dev is delegated to two name servers: alec.ns.cloudflare.com and ligia.ns.cloudflare.com.

stackauth.dev shares its NS records with other domains, for example komoda-masashi.com, stackexchange.dev, sstatic.dev and two others.

There is at least partial name server overlap between stackauth.dev and other domains — catherinefisette.com, ivanwitzke.dev.br, 2xf.ru and two more among them.

The name servers rex.ns.cloudflare.com, sharon.ns.cloudflare.com and daisy.ns.cloudflare.com are often found in combination with these name servers.

DNS names with 6 IP addresses:

alec.ns.cloudflare.com resolves to 108.162.193.59, 172.64.33.59, 173.245.59.59 and 3 other IP addresses.

ligia.ns.cloudflare.com resolves to 108.162.194.4, 162.159.38.4, 172.64.34.4 and 3 other IP addresses.