rtc-express.com - dns.ninja

`rtc-express.com`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::200^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	217.160.0.94^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`shades09.rzone.de` ⭐
		A	2607:f1c0:fe:53:185:132:34:136^{🇺🇸 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	`shades09.rzone.de`
		A	185.132.34.136^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades09.rzone.de`
NS	`docks12.rzone.de`
		A	2001:8d8:fe:53:5747:2a74:d:12^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks12.rzone.de`
		A	217.160.80.139^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks12.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	`shades09.rzone.de`hostmaster@strato-rz.de 2020-06-12 #15

`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=1786695504

Same first word

rtc-express.com

rtc-express.de

rtc-express.nl

Similar names

express-rtc.ru

DNS History

8 records (5 active, 3 former)

●NSdocks12.rzone.de2015-06-10 → 2026-08-14 · 2 obs

● 2015-06-10 07:29:56
● 2026-08-14 08:47:38

●NSshades09.rzone.de2015-06-10 → 2026-08-14 · 2 obs

● 2015-06-10 07:29:56
● 2026-08-14 08:47:38

○MXsmtp.rzone.de2015-06-10 → 2017-06-22 · 4 obs

● 2015-06-10 07:29:56
● 2017-06-22 08:06:42
○ 2026-04-24 10:39:10
○ 2026-08-14 08:47:38

●MXsmtpin.rzone.de2026-04-24 → 2026-08-14 · 3 obs

○ 2017-06-22 08:06:42
● 2026-04-24 10:39:10
● 2026-08-14 08:47:38

●A2001:8d8:100f:f000::2002026-04-24 → 2026-08-14 · 3 obs

○ 2017-06-22 08:06:42
● 2026-04-24 10:39:10
● 2026-08-14 08:47:38

●A217.160.0.942026-04-24 → 2026-08-14 · 3 obs

○ 2017-06-22 08:06:42
● 2026-04-24 10:39:10
● 2026-08-14 08:47:38

○A2a01:238:20a:202:1078::2015-06-10 → 2017-06-22 · 4 obs

● 2015-06-10 07:29:56
● 2017-06-22 08:06:42
○ 2026-04-24 10:39:10
○ 2026-08-14 08:47:38

○A81.169.145.782015-06-10 → 2017-06-22 · 4 obs

● 2015-06-10 07:29:56
● 2017-06-22 08:06:42
○ 2026-04-24 10:39:10
○ 2026-08-14 08:47:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rtc-express.com	shades09.rzone.de, docks12.rzone.de	-

✅ Authoritative Response

Server:217.160.80.139

NS records: shades09.rzone.de, docks12.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtc-express.com (unsigned zone)

⏱️ Timing

Total: 613ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.94`
AAAA	1	`2001:8d8:100f:f000::200`
NS	2	`shades09.rzone.de, docks12.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`shades09.rzone.de hostmaster.strato-rz.d`

Analysis

IP Addresses

rtc-express.com points to the IP addresses 217.160.0.94 and 2001:8d8:100f:f000::200

Additional host names — arty.nl, www.o-i-b.de, sicherheitsdienst-wsk.de and two others — share IP numbers with rtc-express.com.

Name Servers

The NS records for rtc-express.com delegate to docks12.rzone.de and shades09.rzone.de.

rtc-express.com shares its name server setup with other domains, including leoz.de, hls.gmbh, vonkannen.com and two others.

There is at least partial name server overlap between rtc-express.com and other domains — fc4.de, malerschroeder.de, bomio.net and two more among them.

These name servers regularly appear alongside shades17.rzone.de, shades20.rzone.de, shades06.rzone.de and 7 other name servers in NS record sets.

docks12.rzone.de resolves to 217.160.80.139 and 2001:8d8:fe:53:5747:2a74:d:12. Likewise, shades09.rzone.de resolves to 185.132.34.136 and 2607:f1c0:fe:53:185:132:34:136 — two IP addresses apiece.

Mail Servers

rtc-express.com has one mail server: smtpin.rzone.de.

rtc-express.com shares the same mail server setup as other domains, including mail.work-life-balancer.de, strahlentherapie-brs.de, ccd.info and two others.

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