`rtb-net.de`

DNSSEC	⚠️ Not signed
A	185.60.251.251^{🇩🇪 Cloudflare185.60.251.0/24}
NS	`docks13.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:13^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks13.rzone.de`
		A	217.160.80.140^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks13.rzone.de`
NS	`shades08.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:135^{🇺🇸 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	`shades08.rzone.de`
		A	185.132.34.135^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades08.rzone.de`
MX	`mx19a.antispameurope.com` ⭐
		A	83.246.65.85^{🇩🇪 SSERV-AS83.246.0.0/17 kyberio GmbH}
			PTR	`hsmx01-hz2.antispameurope.com`
		A	94.100.132.100^{🇩🇪 MK-NETZDIENSTE-AS94.100.132.0/23 ANTISPAMEUROPE-NET via AS25394}
			PTR	`hsmx01.antispameurope.com`
MX	`mx19b.antispameurope.com` ⭐
		A	83.246.65.85^{🇩🇪 SSERV-AS83.246.0.0/17 kyberio GmbH}
			PTR	`hsmx01-hz2.antispameurope.com`
MX	`mx19c.antispameurope.com`⁽¹⁰⁰⁾
		A	94.100.132.100^{🇩🇪 MK-NETZDIENSTE-AS94.100.132.0/23 ANTISPAMEUROPE-NET via AS25394}
			PTR	`hsmx01.antispameurope.com`
MX	`mx19d.antispameurope.com`⁽¹⁰⁰⁾
		A	83.246.65.85^{🇩🇪 SSERV-AS83.246.0.0/17 kyberio GmbH}
			PTR	`hsmx01-hz2.antispameurope.com`
TXT	`v=spf1 include:antispameurope.com include:spf.protection.outlook.com ~all`
TXT	`MS=ms91376780`
TXT	`1QSDGCsy/Cfin13lt49kI8OlXVj7+eCLGnGQTHsi31PXh/c8sPMloZhx7cHOwZuO3DJNAyQfN/O9u...`
SOA	`docks13.rzone.de`hostmaster@strato-rz.de 2022-08-30 #35

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1776240869

Same first word

rtb-net.com

rtb-net.de

Similar names

rbt-net.jp

DNS History

14 records (7 active, 7 former)

○NSdocks05.rzone.de2015-08-19 → 2017-09-01 · 4 obs

● 2015-08-19 02:53:38
● 2017-09-01 13:22:24
○ 2026-04-02 05:08:50
○ 2026-04-15 08:29:22

●NSdocks13.rzone.de2026-04-02 → 2026-04-15 · 3 obs

○ 2017-09-01 13:22:24
● 2026-04-02 05:08:50
● 2026-04-15 08:29:22

●NSshades08.rzone.de2026-04-02 → 2026-04-15 · 3 obs

○ 2017-09-01 13:22:24
● 2026-04-02 05:08:50
● 2026-04-15 08:29:22

○NSshades16.rzone.de2015-08-19 → 2017-09-01 · 4 obs

● 2015-08-19 02:53:38
● 2017-09-01 13:22:24
○ 2026-04-02 05:08:50
○ 2026-04-15 08:29:22

○MXmx1.c01.avira.com2015-08-19 → 2017-09-01 · 4 obs

● 2015-08-19 02:53:38
● 2017-09-01 13:22:24
○ 2026-04-02 05:08:50
○ 2026-04-15 08:29:22

●MXmx19a.antispameurope.com2026-04-02 → 2026-04-15 · 3 obs

○ 2017-09-01 13:22:24
● 2026-04-02 05:08:50
● 2026-04-15 08:29:22

●MXmx19b.antispameurope.com2026-04-02 → 2026-04-15 · 3 obs

○ 2017-09-01 13:22:24
● 2026-04-02 05:08:50
● 2026-04-15 08:29:22

●MXmx19c.antispameurope.com2026-04-02 → 2026-04-15 · 3 obs

○ 2017-09-01 13:22:24
● 2026-04-02 05:08:50
● 2026-04-15 08:29:22

●MXmx19d.antispameurope.com2026-04-02 → 2026-04-15 · 3 obs

○ 2017-09-01 13:22:24
● 2026-04-02 05:08:50
● 2026-04-15 08:29:22

○MXmx2.c01.avira.com2015-08-19 → 2017-09-01 · 4 obs

● 2015-08-19 02:53:38
● 2017-09-01 13:22:24
○ 2026-04-02 05:08:50
○ 2026-04-15 08:29:22

●A185.60.251.2512026-04-02 → 2026-04-15 · 3 obs

○ 2017-09-01 13:22:24
● 2026-04-02 05:08:50
● 2026-04-15 08:29:22

○A2a01:238:20a:202:1068::2015-08-19 → 2015-11-08 · 4 obs

● 2015-08-19 02:53:38
● 2015-11-08 02:14:20
○ 2016-02-09 10:25:06
○ 2026-04-15 08:29:22

○A46.30.56.912016-02-09 → 2017-09-01 · 5 obs

○ 2015-11-08 02:14:20
● 2016-02-09 10:25:06
● 2017-09-01 13:22:24
○ 2026-04-02 05:08:50
○ 2026-04-15 08:29:22

○A81.169.145.682015-08-19 → 2015-11-08 · 4 obs

● 2015-08-19 02:53:38
● 2015-11-08 02:14:20
○ 2016-02-09 10:25:06
○ 2026-04-15 08:29:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
rtb-net.de	docks13.rzone.de, shades08.rzone.de	-

✅ Authoritative Response

Server:185.132.34.135

NS records: docks13.rzone.de, shades08.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtb-net.de (unsigned zone)

⏱️ Timing

Total: 984ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.60.251.251`
NS	2	`shades08.rzone.de, docks13.rzone.de`
MX	4	`mx19c.antispameurope.com (pri: 100), mx19d.antispameurope.com (pri: 100)...`
TXT	3	`v=spf1 include:antispameurope.com includ, MS=ms91376780...`
SOA	1	`docks13.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

rtb-net.de points to IP number 185.60.251.251.

For instance, other host names mrg-hausverwaltung.at, starkeware.de, raphmicro.fr, www.trafo.ch and languagediscovery.org share IP numbers with rtb-net.de.

Name Servers

rtb-net.de is delegated to two name servers: docks13.rzone.de and shades08.rzone.de.

rtb-net.de uses the same name server setup as other domains such as loopsunlimited.de, reifenhus.com, diteso.net, ilno.de and nanoparc.de.

rtb-net.de shares name servers with other domains at least partially, for example zbs-online.de, progluehbirne.de, frostix.de, zana.de and poesl.org.

these name servers are often used with the following: docks06.rzone.de, shades12.rzone.de, shades06.rzone.de, shades18.rzone.de, docks12.rzone.de, shades13.rzone.de, shades07.rzone.de, docks02.rzone.de, docks16.rzone.de and docks10.rzone.de.

Host names with two IP numbers:

docks13.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:13 and 217.160.80.140; shades08.rzone.de points to 2607:f1c0:fe:53:185:132:34:135 and 185.132.34.135.

Mail Servers

rtb-net.de is handled by four mail servers: mx19a.antispameurope.com, mx19b.antispameurope.com, mx19c.antispameurope.com and mx19d.antispameurope.com.

rtb-net.de shares mail servers with other domains at least partially; for instance hci-capital.de, panexio.com, avira.co.uk, spetec.de and profi-metallbau.de.