`einstein21.org`

DNSSEC	⚠️ Not signed
A	85.214.223.170^{🇩🇪 STRATO85.214.0.0/15 AG}
		PTR	`apua.de`
NS	`ns4.stratoserver.net` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:32^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns4.stratoserver.net`
		A	217.160.80.159^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns4.stratoserver.net`
NS	`ns3.stratoserver.net`
		A	2607:f1c0:fe:53:185:132:34:159^{🇺🇸 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	`ns3.stratoserver.net`
		A	185.132.34.159^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns3.stratoserver.net`
MX	`smtp.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::2097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtp.rzone.de`
		A	81.169.145.98^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtp.rzone.de`
SOA	`ns4.stratoserver.net`hostmaster@strato-rz.de 2020-06-08 #16

`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=1774602422

Same first word

einstein21.org

DNS History

7 records (4 active, 3 former)

○NSns.stratoserver.net2015-07-09 → 2016-12-07 · 4 obs

● 2015-07-09 23:40:44
● 2016-12-07 04:43:46
○ 2017-12-09 12:23:10
○ 2026-03-27 09:42:42

○NSns2.stratoserver.net2015-07-09 → 2016-12-07 · 4 obs

● 2015-07-09 23:40:44
● 2016-12-07 04:43:46
○ 2017-12-09 12:23:10
○ 2026-03-27 09:42:42

●NSns3.stratoserver.net2017-12-09 → 2026-03-27 · 3 obs

○ 2016-12-07 04:43:46
● 2017-12-09 12:23:10
● 2026-03-27 09:42:42

●NSns4.stratoserver.net2017-12-09 → 2026-03-27 · 3 obs

○ 2016-12-07 04:43:46
● 2017-12-09 12:23:10
● 2026-03-27 09:42:42

○MXmx.53770513.de.strato-hosting.eu2015-07-09 → 2017-12-09 · 4 obs

● 2015-07-09 23:40:44
● 2017-12-09 12:23:10
○ 2026-02-20 20:30:42
○ 2026-03-27 09:42:42

●MXsmtp.rzone.de2026-02-20 → 2026-03-27 · 3 obs

○ 2017-12-09 12:23:10
● 2026-02-20 20:30:42
● 2026-03-27 09:42:42

●A85.214.223.1702015-07-09 → 2026-03-27 · 2 obs

● 2015-07-09 23:40:44
● 2026-03-27 09:42:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
einstein21.org	ns3.stratoserver.net, ns4.stratoserver.net	-

✅ Authoritative Response

Server:217.160.80.159

NS records: ns3.stratoserver.net, ns4.stratoserver.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for einstein21.org (unsigned zone)

⏱️ Timing

Total: 507ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.214.223.170`
NS	2	`ns4.stratoserver.net, ns3.stratoserver.net`
MX	1	`smtp.rzone.de (pri: 5)`
SOA	1	`ns4.stratoserver.net hostmaster.strato-r`

Analysis

IP Addresses

einstein21.org resolves to a single IP: 85.214.223.170.

Name Servers

einstein21.org has two name servers: ns3.stratoserver.net and ns4.stratoserver.net.

einstein21.org shares the same name server setup as other domains, for example derisio.eu, idealbonn.de, laetsch.de, artofbar.de and zierit.nl.

Host names with two IP numbers:

ns3.stratoserver.net points to: 2607:f1c0:fe:53:185:132:34:159 and 185.132.34.159; ns4.stratoserver.net points to: 2001:8d8:fe:53:5747:2a74:d:32 and 217.160.80.159.

Mail Servers

einstein21.org is handled by a single mail server, smtp.rzone.de.

einstein21.org shares the mail server setup with other domains, for example zlatanpoker.com, ms-buchhalter.de, jtravelec.com, roseland.nl and postproduktie.nl.

smtp.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::2097 and 81.169.145.98.

einstein21.org - robtex.com

einstein21.org

org