`posttrack.app`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`ximena.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:260a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ximena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c20a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ximena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:220a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ximena.ns.cloudflare.com`
		A	108.162.194.10^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ximena.ns.cloudflare.com`
		A	162.159.38.10^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ximena.ns.cloudflare.com`
		A	172.64.34.10^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ximena.ns.cloudflare.com`
NS	`zahir.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c91^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zahir.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c391^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zahir.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2391^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zahir.ns.cloudflare.com`
		A	108.162.195.145^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zahir.ns.cloudflare.com`
		A	162.159.44.145^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zahir.ns.cloudflare.com`
		A	172.64.35.145^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zahir.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		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`
MX	`route2.mx.cloudflare.net`⁽³⁸⁾
		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`⁽⁶⁷⁾
		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`
TXT	`cryptomus=629b3c1a`
TXT	`cryptomus=e8205e56`
TXT	`google-site-verification=ZgMUVL5bYpA8fnezCU3Nxwru3tO4Xya5jeIeXAnDG-A`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
TXT	`yandex-verification: 63a3574d6519d810`
SOA	`ximena.ns.cloudflare.com`dns@cloudflare.com serial=2410733140

`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

posttrack.app

posttrack.org

posttrack.com

Similar names

DNS History

6 records (6 active, 0 former)

●NSximena.ns.cloudflare.com2026-06-10 → 2026-07-29 · 2 obs

● 2026-06-10 17:08:36
● 2026-07-29 22:32:44

●NSzahir.ns.cloudflare.com2026-06-10 → 2026-07-29 · 2 obs

● 2026-06-10 17:08:36
● 2026-07-29 22:32:44

●MXroute1.mx.cloudflare.net2026-06-10 → 2026-07-29 · 2 obs

● 2026-06-10 17:08:36
● 2026-07-29 22:32:44

●MXroute2.mx.cloudflare.net2026-06-10 → 2026-07-29 · 2 obs

● 2026-06-10 17:08:36
● 2026-07-29 22:32:44

●MXroute3.mx.cloudflare.net2026-06-10 → 2026-07-29 · 2 obs

● 2026-06-10 17:08:36
● 2026-07-29 22:32:44

●A76.76.21.212026-06-10 → 2026-07-29 · 2 obs

● 2026-06-10 17:08:36
● 2026-07-29 22:32:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...	-
posttrack.app	ximena.ns.cloudflare.com, zahir.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.10

NS records: ximena.ns.cloudflare.com, zahir.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for posttrack.app (unsigned zone)

⏱️ Timing

Total: 535ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`ximena.ns.cloudflare.com, zahir.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 33), route2.mx.cloudflare.net (pri: 38)...`
TXT	5	`cryptomus=629b3c1a, cryptomus=e8205e56...`
SOA	1	`ximena.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

posttrack.app resolves to one IP address: 76.76.21.21.

kdmbenefits.com, spacejam.io, wenzi.io and two other host names share IP numbers with posttrack.app.

Name Servers

posttrack.app has two authoritative name servers — ximena.ns.cloudflare.com and zahir.ns.cloudflare.com.

posttrack.app uses the same name servers as several other domains — among them wirelessnow.com, cssz.com, cda-formulieren.nl and two more.

The name servers of posttrack.app overlap at least partially with those of other domains — among them representable.org, biorust.com, discuss-accenture.us and two more.

The name servers elmo.ns.cloudflare.com, nelci.ns.cloudflare.com and kyle.ns.cloudflare.com are commonly seen alongside these name servers.

Hostnames that resolve to 6 IP addresses:

ximena.ns.cloudflare.com points to 108.162.194.10, 162.159.38.10, 172.64.34.10 and 3 other IP addresses.

zahir.ns.cloudflare.com points to 108.162.195.145, 162.159.44.145, 172.64.35.145 and 3 other IP addresses.

Mail Servers

Mail for posttrack.app is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

posttrack.app has at least partial mail server overlap with other domains such as posrss.com, eurotalent.net, acgline.org and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net points to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net points to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net points to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

posttrack.app - robtex.com

posttrack.app

app

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`posttrack.app`

`app`