`coltro.de`

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	217.160.0.188^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`docks20.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:20^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks20.rzone.de`
		A	217.160.80.147^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks20.rzone.de`
NS	`shades19.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:146^{🇺🇸 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	`shades19.rzone.de`
		A	185.132.34.146^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades19.rzone.de`
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`
SOA	`docks20.rzone.de`hostmaster@strato-rz.de 2020-06-04 #27

`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=1784838858

Same first word

coltro.de

coltro.com

Similar names

cooltr.com

tolcor.com

coltor.com

crtool.it

corlot.com

tcolor.jp

rootlc.com

clotor.xyz

cotrol.com

rctool.de

clorot.com

lotorc.com

rtcolo.net

crtool.com

tcolor.com

rolotc.com

tcolor.ru

lcotro.org

clroot.net

trocol.com

ooctrl.com

crtool.dk

clotor.com

crtool.net

tcolor.it

DNS History

8 records (5 active, 3 former)

●NSdocks20.rzone.de2015-07-23 → 2026-07-23 · 2 obs

● 2015-07-23 02:22:28
● 2026-07-23 21:03:22

●NSshades19.rzone.de2015-07-23 → 2026-07-23 · 2 obs

● 2015-07-23 02:22:28
● 2026-07-23 21:03:22

○MXsmtp.rzone.de2015-07-23 → 2017-02-02 · 4 obs

● 2015-07-23 02:22:28
● 2017-02-02 18:46:56
○ 2018-10-04 13:23:40
○ 2026-07-23 21:03:22

●MXsmtpin.rzone.de2018-10-04 → 2026-07-23 · 3 obs

○ 2017-02-02 18:46:56
● 2018-10-04 13:23:40
● 2026-07-23 21:03:22

●A2001:8d8:100f:f000::2002026-06-15 → 2026-07-23 · 3 obs

○ 2018-10-04 13:23:40
● 2026-06-15 15:41:56
● 2026-07-23 21:03:22

●A217.160.0.1882026-06-15 → 2026-07-23 · 3 obs

○ 2018-10-04 13:23:40
● 2026-06-15 15:41:56
● 2026-07-23 21:03:22

○A2a01:238:20a:202:1078::2015-07-23 → 2018-10-04 · 4 obs

● 2015-07-23 02:22:28
● 2018-10-04 13:23:40
○ 2026-06-15 15:41:56
○ 2026-07-23 21:03:22

○A81.169.145.782015-07-23 → 2018-10-04 · 4 obs

● 2015-07-23 02:22:28
● 2018-10-04 13:23:40
○ 2026-06-15 15:41:56
○ 2026-07-23 21:03:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
coltro.de	docks20.rzone.de, shades19.rzone.de	-

✅ Authoritative Response

Server:185.132.34.146

NS records: docks20.rzone.de, shades19.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coltro.de (unsigned zone)

⏱️ Timing

Total: 705ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.188`
AAAA	1	`2001:8d8:100f:f000::200`
NS	2	`docks20.rzone.de, shades19.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`docks20.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

coltro.de directs to two IP numbers, 217.160.0.188 and 2001:8d8:100f:f000::200

bewegung-bildet.at, www.tierarzt-dr-muehlbauer.de, stanarama.com and two other host names share IP numbers with coltro.de.

Name Servers

coltro.de is delegated to two name servers: docks20.rzone.de and shades19.rzone.de.

coltro.de uses the same name servers as several other domains — among them tobun.de, erhard.es, optimus-handwerk.net and two more.

coltro.de has at least partial name server overlap with other domains, such as harnas.nl, ag-text.de, felixnotes.com and two others.

shades03.rzone.de, shades15.rzone.de and shades16.rzone.de — plus 7 other name servers — are commonly paired with these name servers.

docks20.rzone.de and shades19.rzone.de each resolve to two IP addresses: docks20.rzone.de points to 217.160.80.147 and 2001:8d8:fe:53:5747:2a74:d:20, while shades19.rzone.de points to 185.132.34.146 and 2607:f1c0:fe:53:185:132:34:146.

Mail Servers

Mail for coltro.de is handled by a single mail server, smtpin.rzone.de.

coltro.de uses an identical mail server configuration to several other domains — among them hobby-hifi.de, myend.de, schwabenreisen.de and two more.

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

coltro.de - robtex.com

coltro.de

de