`columbahouse.com`

DNSSEC	⚠️ Not signed
NS	`ns-818.awsdns-38.net` ⭐
		A	2600:9000:5303:3200::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-818.awsdns-38.net`
		A	205.251.195.50^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-818.awsdns-38.net`
NS	`ns-1214.awsdns-23.org`
		A	2600:9000:5304:be00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1214.awsdns-23.org`
		A	205.251.196.190^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1214.awsdns-23.org`
NS	`ns-2008.awsdns-59.co.uk`
		A	2600:9000:5307:d800::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2008.awsdns-59.co.uk`
		A	205.251.199.216^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2008.awsdns-59.co.uk`
NS	`ns-21.awsdns-02.com`
		A	2600:9000:5300:1500::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-21.awsdns-02.com`
		A	205.251.192.21^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-21.awsdns-02.com`
SOA	`ns-818.awsdns-38.net`awsdns-hostmaster@amazon.com serial=1

`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=1775968357

Same first word

columbahouse.org

columbahouse.com

DNS History

11 records (4 active, 7 former)

●NSns-1214.awsdns-23.org2026-04-12 → 2026-04-12 · 2 obs

○ 2018-08-29 16:03:06
● 2026-04-12 05:02:08

●NSns-2008.awsdns-59.co.uk2026-04-12 → 2026-04-12 · 2 obs

○ 2018-08-29 16:03:06
● 2026-04-12 05:02:08

●NSns-21.awsdns-02.com2026-04-12 → 2026-04-12 · 2 obs

○ 2018-08-29 16:03:06
● 2026-04-12 05:02:08

●NSns-818.awsdns-38.net2026-04-12 → 2026-04-12 · 2 obs

○ 2018-08-29 16:03:06
● 2026-04-12 05:02:08

○NSns1.hastydns.com2018-08-29 → 2018-08-29 · 3 obs

○ 2017-01-19 23:33:38
● 2018-08-29 16:03:06
○ 2026-04-12 05:02:08

○NSns1.voodoo.com2015-04-26 → 2017-01-19 · 4 obs

● 2015-04-26 21:58:52
● 2017-01-19 23:33:38
○ 2018-08-29 16:03:06
○ 2026-04-12 05:02:08

○NSns2.hastydns.com2018-08-29 → 2018-08-29 · 3 obs

○ 2017-01-19 23:33:38
● 2018-08-29 16:03:06
○ 2026-04-12 05:02:08

○NSns2.voodoo.com2015-04-26 → 2017-01-19 · 4 obs

● 2015-04-26 21:58:52
● 2017-01-19 23:33:38
○ 2018-08-29 16:03:06
○ 2026-04-12 05:02:08

○A192.64.147.1972015-04-26 → 2017-01-19 · 4 obs

● 2015-04-26 21:58:52
● 2017-01-19 23:33:38
○ 2018-08-29 16:03:06
○ 2026-04-12 05:02:08

○A69.162.80.562018-08-29 → 2018-08-29 · 3 obs

○ 2017-01-19 23:33:38
● 2018-08-29 16:03:06
○ 2026-04-12 05:02:08

○A95.211.219.662018-08-29 → 2018-08-29 · 3 obs

○ 2017-01-19 23:33:38
● 2018-08-29 16:03:06
○ 2026-04-12 05:02:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net...	-
columbahouse.com	ns-21.awsdns-02.com, ns-818.awsdns-38.net, ns-1214.awsdns-23.org, ns-2008.awsdns-59.co.uk	1 record

✅ Authoritative Response

Server:205.251.199.216

NS records: ns-21.awsdns-02.com, ns-818.awsdns-38.net, ns-1214.awsdns-23.org, ns-2008.awsdns-59.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for columbahouse.com (unsigned zone)

⏱️ Timing

Total: 710ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1214.awsdns-23.org, ns-2008.awsdns-59.co.uk...`
SOA	1	`ns-818.awsdns-38.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-21.awsdns-02.com)

Analysis

Name Servers

columbahouse.com is delegated to four name servers: ns-21.awsdns-02.com, ns-818.awsdns-38.net, ns-1214.awsdns-23.org and ns-2008.awsdns-59.co.uk.

columbahouse.com shares name servers with other domains at least partially, for instance monama.com.br, sceentv.com, zipuser.com, thetimesbooks.net and d1pqgvvt4synev.cloudfront.net.

Host names with two IP numbers:

ns-21.awsdns-02.com resolves to 2600:9000:5300:1500::1 and 205.251.192.21.

ns-818.awsdns-38.net resolves to 2600:9000:5303:3200::1 and 205.251.195.50.

ns-1214.awsdns-23.org resolves to 2600:9000:5304:be00::1 and 205.251.196.190.

ns-2008.awsdns-59.co.uk resolves to 2600:9000:5307:d800::1 and 205.251.199.216.

columbahouse.com - robtex.com