`colsters.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	217.160.0.225^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1124.ui-dns.com` ⭐
		A	2607:f1c0:fe:53:185:132:34:124^{🇺🇸 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	`ns1124.ui-dns.com`
		A	185.132.34.124^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1124.ui-dns.com`
NS	`ns1124.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:124^{🇺🇸 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	`ns1124.ui-dns.biz`
		A	185.132.33.124^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1124.ui-dns.biz`
NS	`ns1124.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:124^{🇺🇸 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	`ns1124.ui-dns.de`
		A	185.132.32.124^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1124.ui-dns.de`
NS	`ns1124.ui-dns.org`
		A	2607:f1c0:fe:53:185:132:35:124^{🇺🇸 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	`ns1124.ui-dns.org`
		A	185.132.35.124^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1124.ui-dns.org`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
		A	212.227.15.171^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	212.227.15.188^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx01.kundenserver.de`
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1124.ui-dns.com`hostmaster@1und1.de 2016-06-19 #5

`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=1784938892

Same first word

colsters.com

Similar names

DNS History

14 records (8 active, 6 former)

●NSns1124.ui-dns.biz2026-06-23 → 2026-07-25 · 3 obs

○ 2017-06-13 22:17:48
● 2026-06-23 04:41:18
● 2026-07-25 00:51:40

●NSns1124.ui-dns.com2026-06-23 → 2026-07-25 · 3 obs

○ 2017-06-13 22:17:48
● 2026-06-23 04:41:18
● 2026-07-25 00:51:40

●NSns1124.ui-dns.de2026-06-23 → 2026-07-25 · 3 obs

○ 2017-06-13 22:17:48
● 2026-06-23 04:41:18
● 2026-07-25 00:51:40

●NSns1124.ui-dns.org2026-06-23 → 2026-07-25 · 3 obs

○ 2017-06-13 22:17:48
● 2026-06-23 04:41:18
● 2026-07-25 00:51:40

○NSns65.1und1.de2015-05-31 → 2017-06-13 · 4 obs

● 2015-05-31 05:04:34
● 2017-06-13 22:17:48
○ 2026-06-23 04:41:18
○ 2026-07-25 00:51:40

○NSns66.1und1.de2015-05-31 → 2017-06-13 · 4 obs

● 2015-05-31 05:04:34
● 2017-06-13 22:17:48
○ 2026-06-23 04:41:18
○ 2026-07-25 00:51:40

●MXmx00.ionos.de2026-06-23 → 2026-07-25 · 3 obs

○ 2017-06-13 22:17:48
● 2026-06-23 04:41:18
● 2026-07-25 00:51:40

○MXmx00.kundenserver.de2015-05-31 → 2017-06-13 · 4 obs

● 2015-05-31 05:04:34
● 2017-06-13 22:17:48
○ 2026-06-23 04:41:18
○ 2026-07-25 00:51:40

●MXmx01.ionos.de2026-06-23 → 2026-07-25 · 3 obs

○ 2017-06-13 22:17:48
● 2026-06-23 04:41:18
● 2026-07-25 00:51:40

○MXmx01.kundenserver.de2015-05-31 → 2017-06-13 · 4 obs

● 2015-05-31 05:04:34
● 2017-06-13 22:17:48
○ 2026-06-23 04:41:18
○ 2026-07-25 00:51:40

●A2001:8d8:100f:f000::2002026-06-23 → 2026-07-25 · 3 obs

○ 2017-06-13 22:17:48
● 2026-06-23 04:41:18
● 2026-07-25 00:51:40

●A217.160.0.2252026-06-23 → 2026-07-25 · 3 obs

○ 2017-06-13 22:17:48
● 2026-06-23 04:41:18
● 2026-07-25 00:51:40

○A217.160.233.1532016-11-27 → 2017-06-13 · 5 obs

○ 2016-04-21 14:18:48
● 2016-11-27 00:02:08
● 2017-06-13 22:17:48
○ 2026-06-23 04:41:18
○ 2026-07-25 00:51:40

○A82.165.211.802015-05-31 → 2016-04-21 · 4 obs

● 2015-05-31 05:04:34
● 2016-04-21 14:18:48
○ 2016-11-27 00:02:08
○ 2026-07-25 00:51:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...	-
colsters.com	ns1124.ui-dns.de, ns1124.ui-dns.biz, ns1124.ui-dns.org, ns1124.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.82.124

NS records: ns1124.ui-dns.de, ns1124.ui-dns.biz, ns1124.ui-dns.org, ns1124.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for colsters.com (unsigned zone)

⏱️ Timing

Total: 558ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.225`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1124.ui-dns.org, ns1124.ui-dns.de...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1124.ui-dns.com hostmaster.1und1.de`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1124.ui-dns.com, ns1124.ui-dns.com)

Analysis

IP Addresses

colsters.com has two IP addresses: 217.160.0.225 and 2001:8d8:100f:f000::200

Two other host names, along with youfo.world, aura-consulting.net and pure-dispense.co.uk, also share IP numbers with colsters.com.

Name Servers

The NS records for colsters.com point to four name servers: ns1124.ui-dns.biz, ns1124.ui-dns.com, ns1124.ui-dns.de and ns1124.ui-dns.org.

There is at least partial name server overlap between colsters.com and other domains — mr-nemo.com, grimm-ruppert.de, stasiberica.com and two more among them.

These name servers regularly appear alongside ns1051.ui-dns.org, ns1061.ui-dns.com, ns1028.ui-dns.biz and 3 other name servers in NS record sets.

All four hostnames — ns1124.ui-dns.biz, ns1124.ui-dns.com, ns1124.ui-dns.de and ns1124.ui-dns.org — resolve to two IP numbers apiece: ns1124.ui-dns.biz to 185.132.33.124 and 2607:f1c0:fe:53:185:132:33:124; ns1124.ui-dns.com to 185.132.34.124 and 2607:f1c0:fe:53:185:132:34:124; ns1124.ui-dns.de to 185.132.32.124 and 2607:f1c0:fe:53:185:132:32:124; ns1124.ui-dns.org to 185.132.35.124 and 2607:f1c0:fe:53:185:132:35:124.

Mail Servers

colsters.com is served by two mail servers, mx00.ionos.de and mx01.ionos.de.

Among the domains sharing a mail server setup with colsters.com are reise-buero.com, firedragon.de, gerrison.com and two others.

mx00.ionos.de resolves to 212.227.15.41 and 212.227.15.171. Likewise, mx01.ionos.de resolves to 212.227.15.188 and 217.72.192.67 — two IP addresses apiece.

colsters.com - robtex.com

colsters.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`colsters.com`

`com`