`single-molecules.org`

DNSSEC	⚠️ Not signed
A	85.214.196.205^{🇩🇪 STRATO85.214.0.0/15 AG}
		PTR	`picoquant.com`
NS	`ns1.your-server.de` ⭐
		A	2a01:4f8:0:1::5ddc:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns1.your-server.de`
		A	213.133.100.102^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`ns1.your-server.de`
NS	`ns.second-ns.com`
		A	2a01:4f8:0:a101::b:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns.second-ns.com`
		A	213.239.204.242^{🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2}
			PTR	`ns.second-ns.com`
NS	`ns3.second-ns.de`
		A	2001:67c:192c::add:b3^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`ns3.second-ns.de`
		A	193.47.99.4^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`ns3.second-ns.de`
SOA	`ns1.your-server.de`postmaster@your-server.de 2026-03-12 #11

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1773551953

MX for

single-molecules.org

Same first word

single-molecules.org

DNS History

11 records (4 active, 7 former)

●NSns.second-ns.com2026-03-23 → 2026-03-23 · 2 obs

○ 2017-04-08 04:03:14
● 2026-03-23 20:26:04

○NSns.stratoserver.net2015-05-26 → 2016-09-21 · 4 obs

● 2015-05-26 21:28:04
● 2016-09-21 00:23:44
○ 2017-04-08 04:03:14
○ 2026-03-23 20:26:04

●NSns1.your-server.de2026-03-23 → 2026-03-23 · 2 obs

○ 2017-04-08 04:03:14
● 2026-03-23 20:26:04

○NSns2.stratoserver.net2015-05-26 → 2016-09-21 · 4 obs

● 2015-05-26 21:28:04
● 2016-09-21 00:23:44
○ 2017-04-08 04:03:14
○ 2026-03-23 20:26:04

●NSns3.second-ns.de2026-03-23 → 2026-03-23 · 2 obs

○ 2017-04-08 04:03:14
● 2026-03-23 20:26:04

○NSns3.stratoserver.net2017-04-08 → 2017-04-08 · 3 obs

○ 2016-09-21 00:23:44
● 2017-04-08 04:03:14
○ 2026-03-23 20:26:04

○NSns4.stratoserver.net2017-04-08 → 2017-04-08 · 3 obs

○ 2016-09-21 00:23:44
● 2017-04-08 04:03:14
○ 2026-03-23 20:26:04

○MXsingle-molecules.org2015-05-26 → 2017-04-08 · 3 obs

● 2015-05-26 21:28:04
● 2017-04-08 04:03:14
○ 2026-03-23 20:26:04

○A81.169.253.2312015-05-26 → 2016-09-21 · 4 obs

● 2015-05-26 21:28:04
● 2016-09-21 00:23:44
○ 2017-04-08 04:03:14
○ 2026-03-23 20:26:04

●A85.214.196.2052026-03-23 → 2026-03-23 · 2 obs

○ 2017-04-08 04:03:14
● 2026-03-23 20:26:04

○A85.214.90.1102017-04-08 → 2017-04-08 · 3 obs

○ 2016-09-21 00:23:44
● 2017-04-08 04:03:14
○ 2026-03-23 20:26:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
single-molecules.org	ns.second-ns.com, ns3.second-ns.de, ns1.your-server.de	-

✅ Authoritative Response

Server:193.47.99.4

NS records: ns.second-ns.com, ns3.second-ns.de, ns1.your-server.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for single-molecules.org (unsigned zone)

⏱️ Timing

Total: 317ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.214.196.205`
NS	3	`ns3.second-ns.de, ns.second-ns.com...`
SOA	1	`ns1.your-server.de postmaster.your-serve`

Analysis

Mail Server Role

For single-molecules.org, the mail server is single-molecules.org.

IP Addresses

single-molecules.org resolves to one IP number: 85.214.196.205.

other host names including picoquant.de, single-molecule.org, picoquant.com, photon-counting.org and single-molecule.de share IP numbers with single-molecules.org.

Name Servers

single-molecules.org is delegated to three name servers ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

single-molecules.org at least partially shares name servers with other domains, for instance fr-8line.com, marburger-theatersommer.de, satea.gr, 102.99.91.in-addr.arpa and diamona-harnisch.com.

These name servers are commonly used with hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

Host names with two IP numbers:

ns.second-ns.com points to: 2a01:4f8:0:a101::b:1 and 213.239.204.242.

ns3.second-ns.de points to: 2001:67c:192c::add:b3 and 193.47.99.4.

ns1.your-server.de points to: 2a01:4f8:0:1::5ddc:1 and 213.133.100.102.

single-molecules.org - robtex.com