dev4web.at - dns.ninja

`dev4web.at`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:2f26^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:aa5c^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.38^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.170.92^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`annalise.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`annalise.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`annalise.ns.cloudflare.com`
		A	108.162.194.234^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	162.159.38.234^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
		A	172.64.34.234^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annalise.ns.cloudflare.com`
NS	`burt.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b4f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`burt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`burt.ns.cloudflare.com`
		A	108.162.193.79^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	172.64.33.79^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	173.245.59.79^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
MX	`dev4web-at.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`MS=ms75216652`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.38, 172.67.170.92
		IPv6 hints	2606:4700:3034::6815:2f26, 2606:4700:3035::ac43:aa5c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com
SOA	`annalise.ns.cloudflare.com`dns@cloudflare.com serial=2410627030

`at`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns.nic.at` ⭐
	NS	`d.ns.at`
	NS	`j.ns.at`
	NS	`n.ns.at`
	NS	`ns1.univie.ac.at`
	NS	`ns2.univie.ac.at`
	NS	`r.ns.at`
	NS	`u.ns.at`
	SOA	`dns.nic.at`domain-admin@univie.ac.at serial=1785430802

Subdomains

mail.dev4web.at

Same first word

dev4web.at

dev4web.it

dev4web.net

dev4web.com.br

Similar names

webdev4.com

web4dev.com.br

web4dev.ru

4webdev.ru

web4dev.de

4webdev.net

DNS History

11 records (7 active, 4 former)

●NSannalise.ns.cloudflare.com2026-07-15 → 2026-07-30 · 3 obs

○ 2017-02-16 18:45:40
● 2026-07-15 11:21:26
● 2026-07-30 18:21:26

●NSburt.ns.cloudflare.com2026-07-15 → 2026-07-30 · 3 obs

○ 2017-02-16 18:45:40
● 2026-07-15 11:21:26
● 2026-07-30 18:21:26

○NSns1.world4you.at2015-08-05 → 2017-02-16 · 4 obs

● 2015-08-05 11:32:18
● 2017-02-16 18:45:40
○ 2026-07-15 11:21:26
○ 2026-07-30 18:21:26

○NSns2.world4you.at2015-08-05 → 2017-02-16 · 4 obs

● 2015-08-05 11:32:18
● 2017-02-16 18:45:40
○ 2026-07-15 11:21:26
○ 2026-07-30 18:21:26

●MXdev4web-at.mail.protection.outlook.com2026-07-15 → 2026-07-30 · 3 obs

○ 2017-02-16 18:45:40
● 2026-07-15 11:21:26
● 2026-07-30 18:21:26

○MXmail.dev4web.at2015-08-05 → 2017-02-16 · 4 obs

● 2015-08-05 11:32:18
● 2017-02-16 18:45:40
○ 2026-07-15 11:21:26
○ 2026-07-30 18:21:26

●A104.21.47.382026-07-15 → 2026-07-30 · 3 obs

○ 2017-02-16 18:45:40
● 2026-07-15 11:21:26
● 2026-07-30 18:21:26

●A172.67.170.922026-07-15 → 2026-07-30 · 3 obs

○ 2017-02-16 18:45:40
● 2026-07-15 11:21:26
● 2026-07-30 18:21:26

●A2606:4700:3034::6815:2f262026-07-15 → 2026-07-30 · 3 obs

○ 2017-02-16 18:45:40
● 2026-07-15 11:21:26
● 2026-07-30 18:21:26

●A2606:4700:3035::ac43:aa5c2026-07-15 → 2026-07-30 · 3 obs

○ 2017-02-16 18:45:40
● 2026-07-15 11:21:26
● 2026-07-30 18:21:26

○A81.19.145.922015-08-05 → 2017-02-16 · 4 obs

● 2015-08-05 11:32:18
● 2017-02-16 18:45:40
○ 2026-07-15 11:21:26
○ 2026-07-30 18:21:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
at	u.ns.at, ns2.univie.ac.at, n.ns.at, d.ns.at...	-
dev4web.at	burt.ns.cloudflare.com, annalise.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.234

NS records: burt.ns.cloudflare.com, annalise.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dev4web.at (unsigned zone)

⏱️ Timing

Total: 486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.47.38, 172.67.170.92`
AAAA	2	`2606:4700:3035::ac43:aa5c, 2606:4700:3034::6815:2f26`
NS	2	`annalise.ns.cloudflare.com, burt.ns.cloudflare.com`
MX	1	`dev4web-at.mail.protection.outlook.com (`
TXT	2	`MS=ms75216652, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`annalise.ns.cloudflare.com dns.cloudflar`

Analysis

Hierarchy

dev4web.at serves as the parent of mail.dev4web.at.

IP Addresses

dev4web.at has four IP addresses: 104.21.47.38, 172.67.170.92, 2606:4700:3034::6815:2f26 and 2606:4700:3035::ac43:aa5c.

Additional host names — szgangzheng.com, fattoadsoftware.com, su2mer.com and two others — share IP numbers with dev4web.at.

Name Servers

The NS records for dev4web.at delegate to annalise.ns.cloudflare.com and burt.ns.cloudflare.com.

dev4web.at shares its name server setup with other domains, including muikotadepok.id, arabgy.com, billzhen.com and two others.

dev4web.at has at least partial name server overlap with other domains, such as servizicafonline.com, lyvovaleric.com, emr.is and two others.

It is common to see these name servers used together with name servers noah.ns.cloudflare.com and elliott.ns.cloudflare.com.

Host names with 6 IP numbers:

annalise.ns.cloudflare.com maps to 108.162.194.234, 162.159.38.234, 172.64.34.234 and 3 additional IP addresses.

burt.ns.cloudflare.com maps to 108.162.193.79, 172.64.33.79, 173.245.59.79 and 3 additional IP addresses.

Mail Servers

dev4web.at has one mail server: dev4web-at.mail.protection.outlook.com.

dev4web-at.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.21, 52.101.73.8, 52.101.73.12 and 5 other.