`colltech.de`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:fb1^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:a396^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.15.177^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.163.150^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`plato.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bdf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`plato.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1df^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`plato.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21df^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`plato.ns.cloudflare.com`
		A	108.162.193.223^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`plato.ns.cloudflare.com`
		A	172.64.33.223^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`plato.ns.cloudflare.com`
		A	173.245.59.223^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`plato.ns.cloudflare.com`
NS	`princess.ns.cloudflare.com`
		A	2606:4700:50::a29f:2611^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c211^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`princess.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2211^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`princess.ns.cloudflare.com`
		A	108.162.194.17^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	162.159.38.17^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	172.64.34.17^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
MX	`colltech-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::1^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::8^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.15^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db6pr03cu00107.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
TXT	`MS=ms69207673`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.15.177, 172.67.163.150
		IPv6 hints	2606:4700:3031::6815:fb1, 2606:4700:3031::ac43:a396
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=101, name=cloudflare-ech.com
SOA	`plato.ns.cloudflare.com`dns@cloudflare.com serial=2402805776

`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=1778340707

Same first word

colltech.uk

colltech.co.uk

colltech.de

colltech.com

colltech.org

colltech.fr

colltech.pl

Similar names

clecloth.xyz

chollect.com

DNS History

22 records (7 active, 15 former)

○NSdocks07.rzone.de2015-07-23 → 2017-03-18 · 4 obs

● 2015-07-23 00:09:06
● 2017-03-18 13:11:22
○ 2020-02-17 09:43:02
○ 2026-05-09 15:41:08

○NSdocks18.rzone.de2020-02-17 → 2020-02-17 · 4 obs

○ 2017-03-18 13:11:22
● 2020-02-17 09:43:02
○ 2026-02-16 09:41:02
○ 2026-05-09 15:41:08

●NSplato.ns.cloudflare.com2026-02-16 → 2026-05-09 · 3 obs

○ 2020-02-17 09:43:02
● 2026-02-16 09:41:02
● 2026-05-09 15:41:08

●NSprincess.ns.cloudflare.com2026-02-16 → 2026-05-09 · 3 obs

○ 2020-02-17 09:43:02
● 2026-02-16 09:41:02
● 2026-05-09 15:41:08

○NSshades01.rzone.de2020-02-17 → 2020-02-17 · 4 obs

○ 2017-03-18 13:11:22
● 2020-02-17 09:43:02
○ 2026-02-16 09:41:02
○ 2026-05-09 15:41:08

○NSshades18.rzone.de2015-07-23 → 2017-03-18 · 4 obs

● 2015-07-23 00:09:06
● 2017-03-18 13:11:22
○ 2020-02-17 09:43:02
○ 2026-05-09 15:41:08

●MXcolltech-de.mail.protection.outlook.com2020-02-17 → 2026-05-09 · 3 obs

○ 2017-03-18 13:11:22
● 2020-02-17 09:43:02
● 2026-05-09 15:41:08

○MXsmtpin.rzone.de2015-07-23 → 2017-03-18 · 4 obs

● 2015-07-23 00:09:06
● 2017-03-18 13:11:22
○ 2020-02-17 09:43:02
○ 2026-05-09 15:41:08

●A104.21.15.1772026-02-16 → 2026-05-09 · 3 obs

○ 2020-02-17 09:43:02
● 2026-02-16 09:41:02
● 2026-05-09 15:41:08

○A134.119.45.692017-03-18 → 2017-03-18 · 4 obs

○ 2016-04-02 08:22:42
● 2017-03-18 13:11:22
○ 2020-02-17 09:43:02
○ 2026-05-09 15:41:08

●A172.67.163.1502026-02-16 → 2026-05-09 · 3 obs

○ 2020-02-17 09:43:02
● 2026-02-16 09:41:02
● 2026-05-09 15:41:08

○A185.21.102.1192015-12-20 → 2016-04-02 · 5 obs

○ 2015-07-23 00:09:06
● 2015-12-20 01:34:20
● 2016-04-02 08:22:42
○ 2017-03-18 13:11:22
○ 2026-05-09 15:41:08

○A188.114.96.02026-02-16 → 2026-05-09 · 2 obs

○ 2026-02-16 09:41:02
○ 2026-05-09 15:41:08

○A188.114.97.02026-02-16 → 2026-05-09 · 2 obs

○ 2026-02-16 09:41:02
○ 2026-05-09 15:41:08

●A2606:4700:3031::6815:fb12026-02-16 → 2026-05-09 · 3 obs

○ 2020-02-17 09:43:02
● 2026-02-16 09:41:02
● 2026-05-09 15:41:08

●A2606:4700:3031::ac43:a3962026-02-16 → 2026-05-09 · 3 obs

○ 2020-02-17 09:43:02
● 2026-02-16 09:41:02
● 2026-05-09 15:41:08

○A2a01:238:20a:202:1086::2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 00:09:06
○ 2015-12-20 01:34:20
○ 2026-05-09 15:41:08

○A2a01:238:20a:202:1164::2020-02-17 → 2020-02-17 · 4 obs

○ 2017-03-18 13:11:22
● 2020-02-17 09:43:02
○ 2026-02-16 09:41:02
○ 2026-05-09 15:41:08

○A2a06:98c1:3120::2026-02-16 → 2026-05-09 · 2 obs

○ 2026-02-16 09:41:02
○ 2026-05-09 15:41:08

○A2a06:98c1:3121::2026-02-16 → 2026-05-09 · 2 obs

○ 2026-02-16 09:41:02
○ 2026-05-09 15:41:08

○A81.169.145.1642020-02-17 → 2020-02-17 · 4 obs

○ 2017-03-18 13:11:22
● 2020-02-17 09:43:02
○ 2026-02-16 09:41:02
○ 2026-05-09 15:41:08

○A81.169.145.862015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 00:09:06
○ 2015-12-20 01:34:20
○ 2026-05-09 15:41:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
colltech.de	plato.ns.cloudflare.com, princess.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.17

NS records: plato.ns.cloudflare.com, princess.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for colltech.de (unsigned zone)

⏱️ Timing

Total: 1197ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.163.150, 104.21.15.177`
AAAA	2	`2606:4700:3031::6815:fb1, 2606:4700:3031::ac43:a396`
NS	2	`plato.ns.cloudflare.com, princess.ns.cloudflare.com`
MX	1	`colltech-de.mail.protection.outlook.com`
TXT	2	`MS=ms69207673, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`plato.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

colltech.de points to four IP numbers: 2606:4700:3031::6815:fb1, 2606:4700:3031::ac43:a396, 104.21.15.177 and 172.67.163.150.

Other host names, for instance www.kgdcraftermath.com, 666jcs.com, physicsforum.com, gay(0x787878).world and ftp.frissul.pt share IP numbers with colltech.de.

Name Servers

colltech.de is delegated to two name servers: plato.ns.cloudflare.com and princess.ns.cloudflare.com.

colltech.de uses the same name server setup as other domains, for instance 4live.org, postta.com, notairesjonquiere.com, shoot-koora.tv and notairejonquiere.ca.

colltech.de shares name servers with other domains at least partially, for instance kairosfilms.in, chipspro.com, e-tiangd.cc, kerntierly.com and anjosrealtyservices.com.

These name servers are commonly used with mark.ns.cloudflare.com, diana.ns.cloudflare.com, alexia.ns.cloudflare.com and quentin.ns.cloudflare.com.

Host names with six IP numbers: plato.ns.cloudflare.com points to 2606:4700:58::adf5:3bdf, 2803:f800:50::6ca2:c1df, 2a06:98c1:50::ac40:21df, 108.162.193.223, 172.64.33.223 and 173.245.59.223; princess.ns.cloudflare.com points to 2606:4700:50::a29f:2611, 2803:f800:50::6ca2:c211, 2a06:98c1:50::ac40:2211, 108.162.194.17, 162.159.38.17 and 172.64.34.17.

Mail Servers

The mail server for colltech.de is colltech-de.mail.protection.outlook.com.

Host colltech-de.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::1, 2a01:111:f403:ca09::1, 2a01:111:f403:ca09::8, 2a01:111:f403:ca09::b, 52.101.68.15, 52.101.68.16, 52.101.68.25 and 52.101.68.27.

colltech.de - robtex.com

colltech.de

de

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`colltech.de`

`de`