`1u1.eu`

DNSSEC	⚠️ Not signed
A	2a01:4f8:221:11cd:9734:4c26:6044:5f33^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`redirect.checkdomain.de`
A	88.99.101.251^{🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC}
NS	`ns2.checkdomain.de` ⭐
		A	2a01:4f8:2b02:a88::106^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns2.checkdomain.de`
		A	5.9.190.98^{🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5}
			PTR	`ns2.checkdomain.de`
NS	`ns.checkdomain.de`
		A	2a02:2b80:101:5000::9^{🇩🇪 CLOUDPIT2a02:2b80:101::/48}
		A	109.237.143.11^{🇩🇪 CLOUDPIT109.237.128.0/20}
			PTR	`ns1.checkdomain.de`
SOA	`ns.checkdomain.de`hostmaster@checkdomain.de 2017-03-29 #1

`eu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`si.dns.eu` ⭐
	NS	`be.dns.eu`
	NS	`w.dns.eu`
	NS	`x.dns.eu`
	NS	`y.dns.eu`
	SOA	`si.dns.eu`tech@eurid.eu serial=1124121851

Same first word

1u1.ch

1u1.it

1u1.cn

1u1.ru

1u1.org

1u1.de

1u1.eu

1u1.me

1u1.biz

1u1.at

1u1.co.uk

1u1.net

Similar names

11u.us

11u.cn

u11.net

u11.org

u11.com

u11.de

11u.org

11u.net

DNS History

6 records (4 active, 2 former)

●NSns.checkdomain.de2015-07-17 → 2026-05-12 · 2 obs

● 2015-07-17 11:31:20
● 2026-05-12 02:24:22

●NSns2.checkdomain.de2015-07-17 → 2026-05-12 · 2 obs

● 2015-07-17 11:31:20
● 2026-05-12 02:24:22

○A130.185.108.1252015-07-17 → 2016-07-05 · 4 obs

● 2015-07-17 11:31:20
● 2016-07-05 11:10:40
○ 2017-03-14 07:30:28
○ 2026-05-12 02:24:22

○A2a01:4a0:2002:2246:9734:4c26:6044:5f332015-07-17 → 2016-07-05 · 4 obs

● 2015-07-17 11:31:20
● 2016-07-05 11:10:40
○ 2017-03-14 07:30:28
○ 2026-05-12 02:24:22

●A2a01:4f8:221:11cd:9734:4c26:6044:5f332017-03-14 → 2026-05-12 · 3 obs

○ 2016-07-05 11:10:40
● 2017-03-14 07:30:28
● 2026-05-12 02:24:22

●A88.99.101.2512017-03-14 → 2026-05-12 · 3 obs

○ 2016-07-05 11:10:40
● 2017-03-14 07:30:28
● 2026-05-12 02:24:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
eu	w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu...	-
1u1.eu	ns.checkdomain.de, ns2.checkdomain.de	-

✅ Authoritative Response

Server:109.237.143.11

NS records: ns.checkdomain.de, ns2.checkdomain.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1u1.eu (unsigned zone)

⏱️ Timing

Total: 3297ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`88.99.101.251`
AAAA	1	`2a01:4f8:221:11cd:9734:4c26:6044:5f33`
NS	2	`ns2.checkdomain.de, ns.checkdomain.de`
SOA	1	`ns.checkdomain.de hostmaster.checkdomain`

Analysis

IP Addresses

1u1.eu points to two IP numbers: 2a01:4f8:221:11cd:9734:4c26:6044:5f33 and 88.99.101.251.

Other host names, for instance danilosaft.de, brankaternegg.de, hampelauctions.com, www.17min.lt and vaneox.com share IP numbers with 1u1.eu.

Name Servers

Delegation for 1u1.eu rests with two name servers, ns2.checkdomain.de and ns.checkdomain.de.

1u1.eu shares the same name server setup as other domains, including artitechture.eu, opmg.at, eschbach.ch, stanka.la and sakaryauniversitesi.com.

Host names with two IP numbers: ns2.checkdomain.de points to 2a01:4f8:2b02:a88::106 and 5.9.190.98; ns.checkdomain.de points to 2a02:2b80:101:5000::9 and 109.237.143.11.

1u1.eu - robtex.com

1u1.eu

eu