`alt-tab.app`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:c888^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:44fc^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.68.252^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.136^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dakota.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c4f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dakota.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dakota.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dakota.ns.cloudflare.com`
		A	108.162.195.79^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dakota.ns.cloudflare.com`
		A	162.159.44.79^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dakota.ns.cloudflare.com`
		A	172.64.35.79^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dakota.ns.cloudflare.com`
NS	`julissa.ns.cloudflare.com`
		A	2606:4700:50::a29f:2669^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julissa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c269^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`julissa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2269^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`julissa.ns.cloudflare.com`
		A	108.162.194.105^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julissa.ns.cloudflare.com`
		A	162.159.38.105^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julissa.ns.cloudflare.com`
		A	172.64.34.105^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julissa.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`⁽⁶⁵⁾
		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`⁽⁶⁹⁾
		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	`google-site-verification=rhWq6-S3tzYmY5ztdeyMTKWZf3ZbmHboYwRyZ8_X_5c`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.68.252, 172.67.200.136
		IPv6 hints	2606:4700:3030::ac43:c888, 2606:4700:3034::6815:44fc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=5, name=cloudflare-ech.com
SOA	`dakota.ns.cloudflare.com`dns@cloudflare.com serial=2401324044

`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

alt-tab.be

alt-tab.net

alt-tab.co.uk

alt-tab.eu

alt-tab.app

alt-tab.com

alt-tab.pl

alt-tab.com.ar

alt-tab.fr

alt-tab.de

Similar names

tat-lab.com

att-lab.jobs

DNS History

13 records (9 active, 4 former)

●NSdakota.ns.cloudflare.com2026-04-10 → 2026-04-15 · 2 obs

● 2026-04-10 09:45:22
● 2026-04-15 16:52:26

●NSjulissa.ns.cloudflare.com2026-04-10 → 2026-04-15 · 2 obs

● 2026-04-10 09:45:22
● 2026-04-15 16:52:26

●MXroute1.mx.cloudflare.net2026-04-10 → 2026-04-15 · 2 obs

● 2026-04-10 09:45:22
● 2026-04-15 16:52:26

●MXroute2.mx.cloudflare.net2026-04-10 → 2026-04-15 · 2 obs

● 2026-04-10 09:45:22
● 2026-04-15 16:52:26

●MXroute3.mx.cloudflare.net2026-04-10 → 2026-04-15 · 2 obs

● 2026-04-10 09:45:22
● 2026-04-15 16:52:26

●A104.21.68.2522026-04-15 → 2026-04-15 · 2 obs

○ 2026-04-10 09:45:22
● 2026-04-15 16:52:26

●A172.67.200.1362026-04-15 → 2026-04-15 · 2 obs

○ 2026-04-10 09:45:22
● 2026-04-15 16:52:26

○A188.114.96.02026-04-10 → 2026-04-10 · 2 obs

● 2026-04-10 09:45:22
○ 2026-04-15 16:52:26

○A188.114.97.02026-04-10 → 2026-04-10 · 2 obs

● 2026-04-10 09:45:22
○ 2026-04-15 16:52:26

●A2606:4700:3030::ac43:c8882026-04-15 → 2026-04-15 · 2 obs

○ 2026-04-10 09:45:22
● 2026-04-15 16:52:26

●A2606:4700:3034::6815:44fc2026-04-15 → 2026-04-15 · 2 obs

○ 2026-04-10 09:45:22
● 2026-04-15 16:52:26

○A2a06:98c1:3120::2026-04-10 → 2026-04-10 · 2 obs

● 2026-04-10 09:45:22
○ 2026-04-15 16:52:26

○A2a06:98c1:3121::2026-04-10 → 2026-04-10 · 2 obs

● 2026-04-10 09:45:22
○ 2026-04-15 16:52:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...	-
alt-tab.app	dakota.ns.cloudflare.com, julissa.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.105

NS records: dakota.ns.cloudflare.com, julissa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for alt-tab.app (unsigned zone)

⏱️ Timing

Total: 366ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.200.136, 104.21.68.252`
AAAA	2	`2606:4700:3030::ac43:c888, 2606:4700:3034::6815:44fc`
NS	2	`dakota.ns.cloudflare.com, julissa.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 30), route1.mx.cloudflare.net (pri: 65)...`
TXT	2	`google-site-verification=rhWq6-S3tzYmY5z, v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dakota.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

alt-tab.app resolves to four IP numbers: 2606:4700:3030::ac43:c888, 2606:4700:3034::6815:44fc, 104.21.68.252 and 172.67.200.136.

other host names for instance mstdn.plus, museumofbatharchitecture.org.uk, 6789.zone, ch-geld-moneyguard.info and izhukai.com share IP numbers with alt-tab.app.

Name Servers

alt-tab.app is delegated to two name servers: dakota.ns.cloudflare.com and julissa.ns.cloudflare.com.

alt-tab.app shares the same name server setup as other domains, for example cypherdynamics.com, heroichub.com, dividenddriveclub.com, casinocl.es and hwg500.com.

alt-tab.app at least partially shares name servers with other domains, for instance 016668.com, pingzhengda.cn, secureprotocol1.pages.dev, gcq365.com and arlenusry.top.

These name servers are commonly used with hazel.ns.cloudflare.com, nadia.ns.cloudflare.com, yew.ns.cloudflare.com, huxley.ns.cloudflare.com, bristol.ns.cloudflare.com, tricia.ns.cloudflare.com and quincy.ns.cloudflare.com.

Host names with six IP numbers:

dakota.ns.cloudflare.com points to: 2606:4700:58::a29f:2c4f, 2803:f800:50::6ca2:c34f, 2a06:98c1:50::ac40:234f, 108.162.195.79, 162.159.44.79 and 172.64.35.79; julissa.ns.cloudflare.com points to: 2606:4700:50::a29f:2669, 2803:f800:50::6ca2:c269, 2a06:98c1:50::ac40:2269, 108.162.194.105, 162.159.38.105 and 172.64.34.105.

Mail Servers

alt-tab.app is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

alt-tab.app shares mail servers with other domains at least partially, including barassolutions.com, aiaudiotranslate.space, tim-jarrett.com, ice36-casino-uk.com and alfadma.com.

Host names with six IP numbers: route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13; route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19; route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

alt-tab.app - robtex.com

alt-tab.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

`alt-tab.app`

`app`