`keyidentifier.at`

DNSSEC	🔒 Signed (DS record present)
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`ns1.world4you.at` ⭐
		A	2607:f1c0:fe:53:185:132:32:253^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1.world4you.at`
		A	185.132.32.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1.world4you.at`
NS	`ns2.world4you.at`
		A	2001:8d8:fe:53:217:160:82:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns2.world4you.at`
		A	217.160.82.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns2.world4you.at`
TXT	`google-site-verification=bDqrJDqY8ll6gAllf1TL8_JIig5AR0PmFtrJWgdzj-g`
SOA	`ns1.world4you.at`hostmaster@world4you.com 2025-04-03 #19

`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=1774382403

Same first word

keyidentifier.at

DNS History

3 records (3 active, 0 former)

●NSns1.world4you.at2026-03-23 → 2026-03-24 · 2 obs

● 2026-03-23 19:46:22
● 2026-03-24 20:53:30

●NSns2.world4you.at2026-03-23 → 2026-03-24 · 2 obs

● 2026-03-23 19:46:22
● 2026-03-24 20:53:30

●A76.76.21.212026-03-23 → 2026-03-24 · 2 obs

● 2026-03-23 19:46:22
● 2026-03-24 20:53:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
at	ns1.univie.ac.at, d.ns.at, u.ns.at, r.ns.at...	-
keyidentifier.at	ns1.world4you.at, ns2.world4you.at	-

✅ Authoritative Response

Server:185.132.32.253

NS records: ns1.world4you.at, ns2.world4you.at

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 584ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`ns1.world4you.at, ns2.world4you.at`
TXT	1	`google-site-verification=bDqrJDqY8ll6gAl`
SOA	1	`ns1.world4you.at hostmaster.world4you.co`

Analysis

IP Addresses

keyidentifier.at resolves to one IP number: 76.76.21.21.

other host names including marcopozzan.it, boardpoint.com, namasteindiabistroca.com, nomono.co and thing.land share IP numbers with keyidentifier.at.

Name Servers

keyidentifier.at is delegated to two name servers ns1.world4you.at and ns2.world4you.at.

keyidentifier.at shares the same name server setup as other domains, for instance veltsam.com, newanhof.at, rosis-linz.at, kerrock.at and concept3.at.

Host names with two IP numbers:

The host name ns1.world4you.at points to 2607:f1c0:fe:53:185:132:32:253 and 185.132.32.253; the host name ns2.world4you.at points to 2001:8d8:fe:53:217:160:82:253 and 217.160.82.253.

keyidentifier.at - robtex.com