`crystalplasticity.net`

DNSSEC	⚠️ Not signed
A	192.12.81.106^{🇩🇪 DFN192.12.81.0/24 IRONMPI}
		PTR	`crystalplasticity.de`
		PTR	`crystalplasticity.net`
		PTR	`crystalplasticity.org`
NS	`rzdns1.mpie-duesseldorf.mpg.de` ⭐
		A	193.175.131.226^{🇩🇪 DFN193.174.0.0/15 -AGG-1}
NS	`dns-1.dfn.de` ⚠️ Not in parent delegation
		A	2001:638:d:b101::1^{🇩🇪 DFN2001:638::/32 -V6-AGG1}
			PTR	`dns-1.dfn.de`
		A	193.174.75.50^{🇩🇪 DFN193.174.0.0/15 -AGG-1}
			PTR	`dns-1.dfn.de`
NS	`dns1.gwdg.de` ⚠️ Not in parent delegation
		A	2a06:93c7:e1::1^{🇩🇪 GOENET2a06:93c0::/29 GWDG-2a06-93c0}
			PTR	`dns1.gwdg.de`
		A	134.76.33.41^{🇩🇪 GOENET134.76.0.0/16}
			PTR	`dns1.gwdg.de`
NS	`dns2.gwdg.de` ⚠️ Not in parent delegation
		A	2a06:93c7:e2::1^{🇩🇪 GOENET2a06:93c0::/29 GWDG-2a06-93c0}
			PTR	`dns2.gwdg.de`
		A	134.76.33.42^{🇩🇪 GOENET134.76.0.0/16}
			PTR	`dns2.gwdg.de`
NS	`dns3.gwdg.de` ⚠️ Not in parent delegation
		A	193.175.210.140^{🇩🇪 DFN193.174.0.0/15 -AGG-1}
			PTR	`dns3.gwdg.de`
NS	`ws-lei1.win-ip.dfn.de` ⚠️ Not in zone NS records
SOA	`rzdns1.mpie-duesseldorf.mpg.de`hostmaster@mpie.de 2020-02-13 #3

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774666232

PTR for

106.81.12.192.in-addr.arpa

Same first word

crystalplasticity.de

crystalplasticity.org

crystalplasticity.net

DNS History

8 records (7 active, 1 former)

●NSdns-1.dfn.de2026-03-25 → 2026-03-28 · 3 obs

○ 2017-08-20 23:40:54
● 2026-03-25 02:41:58
● 2026-03-28 03:19:12

●NSdns1.gwdg.de2026-03-25 → 2026-03-28 · 3 obs

○ 2017-08-20 23:40:54
● 2026-03-25 02:41:58
● 2026-03-28 03:19:12

●NSdns2.gwdg.de2026-03-25 → 2026-03-28 · 3 obs

○ 2017-08-20 23:40:54
● 2026-03-25 02:41:58
● 2026-03-28 03:19:12

●NSdns3.gwdg.de2026-03-25 → 2026-03-28 · 3 obs

○ 2017-08-20 23:40:54
● 2026-03-25 02:41:58
● 2026-03-28 03:19:12

○NSgwdu01.gwdg.de2015-07-09 → 2017-08-20 · 5 obs

○ 2007-10-01 04:18:56
● 2015-07-09 11:34:50
● 2017-08-20 23:40:54
○ 2026-03-25 02:41:58
○ 2026-03-28 03:19:12

●NSrzdns1.mpie-duesseldorf.mpg.de2007-10-01 → 2026-03-28 · 2 obs

● 2007-10-01 04:18:56
● 2026-03-28 03:19:12

●NSws-lei1.win-ip.dfn.de2007-10-01 → 2026-03-28 · 2 obs

● 2007-10-01 04:18:56
● 2026-03-28 03:19:12

●A192.12.81.1062026-03-25 → 2026-03-28 · 2 obs

● 2026-03-25 02:41:58
● 2026-03-28 03:19:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	b.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net...	-
crystalplasticity.net	ws-lei1.win-ip.dfn.de, rzdns1.mpie-duesseldorf.mpg.de	-

✅ Authoritative Response

Server:193.175.131.226

NS records: ws-lei1.win-ip.dfn.de, rzdns1.mpie-duesseldorf.mpg.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crystalplasticity.net (unsigned zone)

⏱️ Timing

Total: 977ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.12.81.106`
NS	5	`dns2.gwdg.de, dns3.gwdg.de...`
SOA	1	`rzdns1.mpie-duesseldorf.mpg.de hostmaste`

Analysis

IP Addresses

crystalplasticity.net maps to IP address 192.12.81.106.

Other host names for instance crystalplasticity.de and crystalplasticity.org share IP numbers with crystalplasticity.net.

Name Servers

crystalplasticity.net delegates to six name servers: dns-1.dfn.de, dns1.gwdg.de, dns2.gwdg.de, dns3.gwdg.de, ws-lei1.win-ip.dfn.de and rzdns1.mpie-duesseldorf.mpg.de.

crystalplasticity.net at least partially shares name servers with other domains such as gmp2018.rwth-aachen.de, math2.rwth-aachen.de, 11.37.195.in-addr.arpa, fh-koeln.de and grs.rwth-aachen.de.

These name servers are often used together with dns-2.dfn.de, zs1.rz.rwth-aachen.de, zs2.rz.rwth-aachen.de, dns-3.dfn.de, dns1.demogr.mpg.de, deneb.dfn.de, dns1.belwue.de, dns3.belwue.de, adns1.zih.tu-dresden.de and adns2.zih.tu-dresden.de.

Two-IP hostnames:

The host name dns-1.dfn.de points to 2001:638:d:b101::1 and 193.174.75.50; The host name dns1.gwdg.de points to 2a06:93c7:e1::1 and 134.76.33.41; The host name dns2.gwdg.de points to 2a06:93c7:e2::1 and 134.76.33.42.

One-IP hostnames:

The host name dns3.gwdg.de points to 193.175.210.140; The host name rzdns1.mpie-duesseldorf.mpg.de points to 193.175.131.226.

crystalplasticity.net - robtex.com