🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`headstring.app`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:5abc^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:9fc8^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.188^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.159.200^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jessica.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aab^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ab^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jessica.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ab^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jessica.ns.cloudflare.com`
		A	108.162.192.171^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
		A	172.64.32.171^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
		A	173.245.58.171^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jessica.ns.cloudflare.com`
NS	`vern.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vern.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vern.ns.cloudflare.com`
		A	108.162.193.243^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
		A	172.64.33.243^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
		A	173.245.59.243^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		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	`route2.mx.cloudflare.net`⁽⁶⁰⁾
		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	`route3.mx.cloudflare.net`⁽⁷⁰⁾
		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	`firebase=headstring-64eb7`
TXT	`google-site-verification=qsPpV6NDBUMkE40RFX2FI-xdGVA9yW741ElvbRxdyJM`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:_spf.firebasemail.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.90.188, 172.67.159.200
		IPv6 hints	2606:4700:3031::6815:5abc, 2606:4700:3034::ac43:9fc8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=183, name=cloudflare-ech.com
SOA	`jessica.ns.cloudflare.com`dns@cloudflare.com serial=2415679411

`app`

	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=101427

🔒 HSTS Preload (+subdomains)

Same first word

headstring.app

headstring.com

headstring.net

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Previous names

Next names

DNS History

9 records (9 active, 0 former)

●NSjessica.ns.cloudflare.com2026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 23:30:40
● 2026-09-25 07:03:18

●NSvern.ns.cloudflare.com2026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 23:30:40
● 2026-09-25 07:03:18

●MXroute1.mx.cloudflare.net2026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 23:30:40
● 2026-09-25 07:03:18

●MXroute2.mx.cloudflare.net2026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 23:30:40
● 2026-09-25 07:03:18

●MXroute3.mx.cloudflare.net2026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 23:30:40
● 2026-09-25 07:03:18

●A104.21.90.1882026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 23:30:40
● 2026-09-25 07:03:18

●A172.67.159.2002026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 23:30:40
● 2026-09-25 07:03:18

●A2606:4700:3031::6815:5abc2026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 23:30:40
● 2026-09-25 07:03:18

●A2606:4700:3034::ac43:9fc82026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 23:30:40
● 2026-09-25 07:03:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...	-
headstring.app	jessica.ns.cloudflare.com, vern.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.243

NS records: jessica.ns.cloudflare.com, vern.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for headstring.app (unsigned zone)

⏱️ Timing

Total: 783ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.90.188, 172.67.159.200`
AAAA	2	`2606:4700:3034::ac43:9fc8, 2606:4700:3031::6815:5abc`
NS	2	`jessica.ns.cloudflare.com, vern.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 2), route2.mx.cloudflare.net (pri: 60)...`
TXT	3	`firebase=headstring-64eb7, google-site-verification=qsPpV6NDBUMkE40...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jessica.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

headstring.app resolves to four IP addresses: 104.21.90.188, 172.67.159.200, 2606:4700:3031::6815:5abc and 2606:4700:3034::ac43:9fc8.

ahslk.com, ukeuke.lt, huaynokyung.life and two other host names share IP numbers with headstring.app.

Name Servers

headstring.app uses two name servers for its delegation: jessica.ns.cloudflare.com and vern.ns.cloudflare.com.

headstring.app uses the same name servers as several other domains — among them secretosdelideres.com, kerva.family, pensivenn.workers.dev and two more.

headstring.app has at least partial name server overlap with other domains, such as tom-478.workers.dev, rosoll.com, n98.space and two others.

Hostnames that resolve to 6 IP addresses:

Hostname jessica.ns.cloudflare.com directs to 108.162.192.171, 172.64.32.171 and 173.245.58.171 along with 3 other IP addresses.

Hostname vern.ns.cloudflare.com directs to 108.162.193.243, 172.64.33.243 and 173.245.59.243 along with 3 other IP addresses.

Mail Servers

headstring.app has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

headstring.app has at least partial mail server overlap with other domains such as russomaquinarias.com.ar, primego.lat, paradigm-benefits.com and two more.

Hostnames that resolve to 6 IP addresses:

Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.

Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.

Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.

headstring.app - robtex.com

headstring.app

app

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

`headstring.app`

`app`