ehrstack.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`ehrstack.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:1ded^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:95fa^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.29.237^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.149.250^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gwen.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gwen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gwen.ns.cloudflare.com`
		A	108.162.192.160^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
		A	172.64.32.160^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
		A	173.245.58.160^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
NS	`sean.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sean.ns.cloudflare.com`
		A	108.162.193.231^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	172.64.33.231^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	173.245.59.231^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.29.237, 172.67.149.250
		IPv6 hints	2606:4700:3032::6815:1ded, 2606:4700:3036::ac43:95fa
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=175, name=cloudflare-ech.com
SOA	`gwen.ns.cloudflare.com`dns@cloudflare.com serial=2416483678

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1791416899

Same first word

ehrstack.com

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Previous names

Next names

DNS History

11 records (6 active, 5 former)

●NSgwen.ns.cloudflare.com2026-10-02 → 2026-10-07 · 3 obs

○ 2017-08-08 17:20:36
● 2026-10-02 23:37:32
● 2026-10-07 23:51:46

○NSns35.domaincontrol.com2016-12-14 → 2017-08-08 · 4 obs

● 2016-12-14 20:19:56
● 2017-08-08 17:20:36
○ 2026-10-02 23:37:32
○ 2026-10-07 23:51:46

○NSns36.domaincontrol.com2016-12-14 → 2017-08-08 · 4 obs

● 2016-12-14 20:19:56
● 2017-08-08 17:20:36
○ 2026-10-02 23:37:32
○ 2026-10-07 23:51:46

●NSsean.ns.cloudflare.com2026-10-02 → 2026-10-07 · 3 obs

○ 2017-08-08 17:20:36
● 2026-10-02 23:37:32
● 2026-10-07 23:51:46

○MXmailstore1.secureserver.net2016-12-14 → 2017-08-08 · 4 obs

● 2016-12-14 20:19:56
● 2017-08-08 17:20:36
○ 2026-10-02 23:37:32
○ 2026-10-07 23:51:46

○MXsmtp.secureserver.net2016-12-14 → 2017-08-08 · 4 obs

● 2016-12-14 20:19:56
● 2017-08-08 17:20:36
○ 2026-10-02 23:37:32
○ 2026-10-07 23:51:46

●A104.21.29.2372026-10-05 → 2026-10-07 · 3 obs

○ 2026-10-02 23:37:32
● 2026-10-05 15:16:40
● 2026-10-07 23:51:46

●A172.67.149.2502026-10-05 → 2026-10-07 · 3 obs

○ 2026-10-02 23:37:32
● 2026-10-05 15:16:40
● 2026-10-07 23:51:46

○A184.168.221.372016-12-14 → 2017-08-08 · 4 obs

● 2016-12-14 20:19:56
● 2017-08-08 17:20:36
○ 2026-10-02 23:37:32
○ 2026-10-07 23:51:46

●A2606:4700:3032::6815:1ded2026-10-05 → 2026-10-07 · 3 obs

○ 2026-10-02 23:37:32
● 2026-10-05 15:16:40
● 2026-10-07 23:51:46

●A2606:4700:3036::ac43:95fa2026-10-05 → 2026-10-07 · 3 obs

○ 2026-10-02 23:37:32
● 2026-10-05 15:16:40
● 2026-10-07 23:51:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net...	-
ehrstack.com	sean.ns.cloudflare.com, gwen.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.231

NS records: sean.ns.cloudflare.com, gwen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ehrstack.com (unsigned zone)

⏱️ Timing

Total: 454ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.29.237, 172.67.149.250`
AAAA	2	`2606:4700:3036::ac43:95fa, 2606:4700:3032::6815:1ded`
NS	2	`gwen.ns.cloudflare.com, sean.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gwen.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (sean.ns.cloudflare.com, sean.ns.cloudflare.com, sean.ns.cloudflare.com...)

Analysis

IP Addresses

ehrstack.com points to the four IP addresses 104.21.29.237, 172.67.149.250, 2606:4700:3032::6815:1ded and 2606:4700:3036::ac43:95fa.

tipwin-casino.de.com, ccbc-hokkaido.net, proaccsystem.com and two other host names share IP numbers with ehrstack.com.

Name Servers

ehrstack.com has two authoritative name servers — gwen.ns.cloudflare.com and sean.ns.cloudflare.com.

ehrstack.com uses the same name servers as several other domains — among them mickey-chen19.workers.dev, oxodocs.net, ezparkingusa.net and two more.

The name servers of ehrstack.com overlap at least partially with those of other domains — among them ys-portfolio.pages.dev, nickmarej.workers.dev, ncwd-youth.info and two more.

These name servers commonly co-occur with the name servers luciana.ns.cloudflare.com, theo.ns.cloudflare.com, syeef.ns.cloudflare.com and alex.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

gwen.ns.cloudflare.com points to 108.162.192.160, 172.64.32.160, 173.245.58.160 and 3 other IP addresses.

sean.ns.cloudflare.com points to 108.162.193.231, 172.64.33.231, 173.245.59.231 and 3 other IP addresses.