`communication-science.com`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1089::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		PTR	`w89.rzone.de`
A	81.169.145.89^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`docks07.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:7^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks07.rzone.de`
		A	217.160.80.134^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks07.rzone.de`
NS	`shades07.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:134^{🇺🇸 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	`shades07.rzone.de`
		A	185.132.34.134^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades07.rzone.de`
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtpin.rzone.de`
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`
SOA	`docks07.rzone.de`hostmaster@strato-rz.de 2023-09-23 #23

`com`

	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=1777204346

Same first word

communication-science.com

DNS History

10 records (5 active, 5 former)

●NSdocks07.rzone.de2026-02-25 → 2026-04-26 · 3 obs

○ 2018-08-04 17:06:00
● 2026-02-25 05:50:26
● 2026-04-26 12:17:54

○NSns.namespace4you.de2015-06-23 → 2018-08-04 · 4 obs

● 2015-06-23 13:12:04
● 2018-08-04 17:06:00
○ 2026-02-25 05:50:26
○ 2026-04-26 12:17:54

○NSns2.namespace4you.de2015-06-23 → 2018-08-04 · 4 obs

● 2015-06-23 13:12:04
● 2018-08-04 17:06:00
○ 2026-02-25 05:50:26
○ 2026-04-26 12:17:54

●NSshades07.rzone.de2026-02-25 → 2026-04-26 · 3 obs

○ 2018-08-04 17:06:00
● 2026-02-25 05:50:26
● 2026-04-26 12:17:54

○MXmxlb.ispgateway.de2015-06-23 → 2018-08-04 · 4 obs

● 2015-06-23 13:12:04
● 2018-08-04 17:06:00
○ 2026-02-25 05:50:26
○ 2026-04-26 12:17:54

●MXsmtpin.rzone.de2026-02-25 → 2026-04-26 · 3 obs

○ 2018-08-04 17:06:00
● 2026-02-25 05:50:26
● 2026-04-26 12:17:54

○A134.119.35.2412015-06-23 → 2018-08-04 · 4 obs

● 2015-06-23 13:12:04
● 2018-08-04 17:06:00
○ 2026-02-25 05:50:26
○ 2026-04-26 12:17:54

○A2a00:1158:1000:300::2f82018-08-04 → 2018-08-04 · 4 obs

○ 2015-06-23 13:12:04
● 2018-08-04 17:06:00
○ 2026-02-25 05:50:26
○ 2026-04-26 12:17:54

●A2a01:238:20a:202:1089::2026-02-25 → 2026-04-26 · 3 obs

○ 2018-08-04 17:06:00
● 2026-02-25 05:50:26
● 2026-04-26 12:17:54

●A81.169.145.892026-02-25 → 2026-04-26 · 3 obs

○ 2018-08-04 17:06:00
● 2026-02-25 05:50:26
● 2026-04-26 12:17:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
communication-science.com	docks07.rzone.de, shades07.rzone.de	-

✅ Authoritative Response

Server:217.160.80.134

NS records: docks07.rzone.de, shades07.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for communication-science.com (unsigned zone)

⏱️ Timing

Total: 2227ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.89`
AAAA	1	`2a01:238:20a:202:1089::`
NS	2	`docks07.rzone.de, shades07.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`docks07.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

communication-science.com resolves to two IP numbers: 2a01:238:20a:202:1089:: and 81.169.145.89.

other host names including heritage-guide.de, physiotherapie-deutschland.de, dw-kt.de, orca-assendelft.nl and d-jor.nl share IP numbers with communication-science.com.

Name Servers

communication-science.com is delegated to two name servers docks07.rzone.de and shades07.rzone.de.

communication-science.com shares the same name server setup as other domains, for instance golfscorer.com, blafengrom.nl, salossi.de, bostonpizza.de and widra.de.

communication-science.com at least partially shares name servers with other domains, for instance hcat.de, rasthaus-rottenburg.de, fellie.de, docwerk.de and s-h-z.com.

These name servers are commonly used with the following name servers: docks04.rzone.de, shades01.rzone.de, shades16.rzone.de, docks14.rzone.de, shades14.rzone.de, shades19.rzone.de, docks08.rzone.de, docks12.rzone.de, docks09.rzone.de and shades13.rzone.de.

Host names with two IP numbers:

The host name docks07.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:7 and 217.160.80.134; the host name shades07.rzone.de points to 2607:f1c0:fe:53:185:132:34:134 and 185.132.34.134.

Mail Servers

communication-science.com is handled by a single mail server, smtpin.rzone.de.

communication-science.com shares the same mail server setup as other domains, for instance aus2.preis-tipp.net, 3ddruckservice-berlin.de, 2000km.de, poolandcigars.de and drbigus.de.

smtpin.rzone.de resolves to two IP numbers: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.

communication-science.com - robtex.com