singulus.cn - dns.ninja

`singulus.cn`

DNSSEC	⚠️ Not signed
A	2a01:488:42:1000:57e6:2dac:21:873c^{🇩🇪 GODADDY2a01:488::/32 DE-HER-V6-INITIAL}
A	87.230.45.172^{🇩🇪 GD-EMEA-DC-CGN187.230.44.0/22 GD MASS Network}
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`
MX	`singulus-cn.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`1d6ds6hs2atmmt03q2b6r6m70n`
TXT	`9o16v421d47dk6m2m2igqgasvf`
TXT	`imai7bg313u7ll9oss99a7jka8`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`atlassian-domain-verification=EuSdmYZl1jnx4zpa9lxsbM(0x585878)Osby0ec0jTelESWrvvSoqe...`
SOA	`ns.checkdomain.de`hostmaster@checkdomain.de 2025-09-12 #2

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2035037904

Same first word

singulus.de

singulus.com

singulus.com.tw

singulus.net

singulus.ru

singulus.nl

singulus.biz

singulus.com.br

singulus.com.sg

singulus.org

singulus.cn

singulus.fr

DNS History

9 records (5 active, 4 former)

●NSns.checkdomain.de2015-07-20 → 2026-07-14 · 2 obs

● 2015-07-20 11:17:38
● 2026-07-14 02:31:46

●NSns2.checkdomain.de2015-07-20 → 2026-07-14 · 2 obs

● 2015-07-20 11:17:38
● 2026-07-14 02:31:46

○MXmx0007.ppsmtp.com2015-07-20 → 2017-03-14 · 4 obs

● 2015-07-20 11:17:38
● 2017-03-14 11:41:50
○ 2026-03-27 13:00:34
○ 2026-07-14 02:31:46

○MXmx0007.ppsmtp.de2015-07-20 → 2017-03-14 · 4 obs

● 2015-07-20 11:17:38
● 2017-03-14 11:41:50
○ 2026-03-27 13:00:34
○ 2026-07-14 02:31:46

●MXsingulus-cn.mail.protection.outlook.com2026-03-27 → 2026-07-14 · 3 obs

○ 2017-03-14 11:41:50
● 2026-03-27 13:00:34
● 2026-07-14 02:31:46

●A2a01:488:42:1000:57e6:2dac:21:873c2026-03-27 → 2026-07-14 · 3 obs

○ 2017-03-14 11:41:50
● 2026-03-27 13:00:34
● 2026-07-14 02:31:46

○A2a01:4a0:2002:2246:9734:4c26:6044:5f332015-07-20 → 2016-07-02 · 4 obs

● 2015-07-20 11:17:38
● 2016-07-02 08:27:16
○ 2017-03-14 11:41:50
○ 2026-07-14 02:31:46

○A2a01:4f8:221:11cd:9734:4c26:6044:5f332017-03-14 → 2017-03-14 · 4 obs

○ 2016-07-02 08:27:16
● 2017-03-14 11:41:50
○ 2026-03-27 13:00:34
○ 2026-07-14 02:31:46

●A87.230.45.1722015-07-20 → 2026-07-14 · 2 obs

● 2015-07-20 11:17:38
● 2026-07-14 02:31:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
singulus.cn	ns.checkdomain.de, ns2.checkdomain.de	-

✅ Authoritative Response

Server:5.9.190.98

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for singulus.cn (unsigned zone)

⏱️ Timing

Total: 2028ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`87.230.45.172`
AAAA	1	`2a01:488:42:1000:57e6:2dac:21:873c`
NS	2	`ns.checkdomain.de, ns2.checkdomain.de`
MX	1	`singulus-cn.mail.protection.outlook.com`
TXT	5	`1d6ds6hs2atmmt03q2b6r6m70n, 9o16v421d47dk6m2m2igqgasvf...`
SOA	1	`ns.checkdomain.de hostmaster.checkdomain`

Analysis

IP Addresses

singulus.cn directs to two IP numbers, 87.230.45.172 and 2a01:488:42:1000:57e6:2dac:21:873c

Additional host names — www.singulus.de, www.singulus.com, singulus-ndt.de and two others — share IP numbers with singulus.cn.

Name Servers

singulus.cn uses two name servers for its delegation: ns2.checkdomain.de and ns.checkdomain.de.

singulus.cn shares its name server setup with other domains, including d3k2.de, yaskawa.dk, pralinova.de and two others.

The two host names ns2.checkdomain.de and ns.checkdomain.de each have a pair of IP addresses: ns2.checkdomain.de has 5.9.190.98 and 2a01:4f8:2b02:a88::106, and ns.checkdomain.de has 109.237.143.11 and 2a02:2b80:101:5000::9.

Mail Servers

singulus.cn has one mail server: singulus-cn.mail.protection.outlook.com.

singulus-cn.mail.protection.outlook.com points to 6 IP numbers: 52.101.124.117, 52.101.137.0, 52.101.157.80 and 3 other.