`houstonlinux.org`

DNSSEC	⚠️ Not signed
A	2600:3c00::2000:b5ff:fe9d:cd50^{🇺🇸 AKAMAI-LINODE-AP2600:3c00::/32 Akamai Technologies}
A	66.228.50.182^{🇺🇸 AKAMAI-LINODE-AP66.228.48.0/21 Akamai Technologies}
NS	`ns15.domaincontrol.com` ⭐
		A	2603:5:21b0::8^{🇺🇸 GODADDY-DNS2603:5:21b0::/44}
			PTR	`ns15.domaincontrol.com`
		A	97.74.107.8^{🇺🇸 GODADDY-DNS97.74.106.0/23}
			PTR	`ns15.domaincontrol.com`
NS	`ns16.domaincontrol.com`
		A	2603:5:22b0::8^{🇺🇸 GODADDY-DNS2603:5:22b0::/44}
			PTR	`ns16.domaincontrol.com`
		A	173.201.75.8^{🇺🇸 GODADDY-DNS173.201.74.0/23}
			PTR	`ns16.domaincontrol.com`
MX	`mail.houstonlinux.org` ⭐
SOA	`ns15.domaincontrol.com`dns@jomax.net 2025-08-24 #3

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1774994629

Previously NS for

houstonlinux.org

Same first word

houstonlinux.org

DNS History

12 records (5 active, 7 former)

○NShoustonlinux.org2015-08-05 → 2017-03-16 · 4 obs

● 2015-08-05 18:18:14
● 2017-03-16 06:06:56
○ 2020-02-12 19:24:00
○ 2026-03-31 22:36:56

○NSns1.04755.net2020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-16 06:06:56
● 2020-02-12 19:24:00
○ 2026-03-18 14:01:40
○ 2026-03-31 22:36:56

○NSns1.houstonlinux.org2015-08-05 → 2017-03-16 · 4 obs

● 2015-08-05 18:18:14
● 2017-03-16 06:06:56
○ 2020-02-12 19:24:00
○ 2026-03-31 22:36:56

●NSns15.domaincontrol.com2026-03-18 → 2026-03-31 · 3 obs

○ 2020-02-12 19:24:00
● 2026-03-18 14:01:40
● 2026-03-31 22:36:56

●NSns16.domaincontrol.com2026-03-18 → 2026-03-31 · 3 obs

○ 2020-02-12 19:24:00
● 2026-03-18 14:01:40
● 2026-03-31 22:36:56

○NSns2.04755.net2020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-16 06:06:56
● 2020-02-12 19:24:00
○ 2026-03-18 14:01:40
○ 2026-03-31 22:36:56

●MXmail.houstonlinux.org2015-08-05 → 2026-03-31 · 5 obs

● 2015-08-05 18:18:14
● 2017-03-16 06:06:56
○ 2020-02-12 19:24:00
● 2026-03-18 14:01:40
● 2026-03-31 22:36:56

○MXweb.nixnuts.net2020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-16 06:06:56
● 2020-02-12 19:24:00
○ 2026-03-18 14:01:40
○ 2026-03-31 22:36:56

○A208.74.120.382015-08-05 → 2017-03-16 · 4 obs

● 2015-08-05 18:18:14
● 2017-03-16 06:06:56
○ 2020-02-12 19:24:00
○ 2026-03-31 22:36:56

●A2600:3c00::2000:b5ff:fe9d:cd502026-03-18 → 2026-03-31 · 3 obs

○ 2020-02-12 19:24:00
● 2026-03-18 14:01:40
● 2026-03-31 22:36:56

○A50.116.28.572020-02-12 → 2020-02-12 · 4 obs

○ 2017-03-16 06:06:56
● 2020-02-12 19:24:00
○ 2026-03-18 14:01:40
○ 2026-03-31 22:36:56

●A66.228.50.1822026-03-18 → 2026-03-31 · 3 obs

○ 2020-02-12 19:24:00
● 2026-03-18 14:01:40
● 2026-03-31 22:36:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
houstonlinux.org	ns15.domaincontrol.com, ns16.domaincontrol.com	-

✅ Authoritative Response

Server:173.201.75.8

NS records: ns15.domaincontrol.com, ns16.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for houstonlinux.org (unsigned zone)

⏱️ Timing

Total: 334ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.228.50.182`
AAAA	1	`2600:3c00::2000:b5ff:fe9d:cd50`
NS	2	`ns15.domaincontrol.com, ns16.domaincontrol.com`
MX	1	`mail.houstonlinux.org (pri: 0)`
SOA	1	`ns15.domaincontrol.com dns.jomax.net`

Analysis

IP Addresses

houstonlinux.org points to two IP numbers: 2600:3c00::2000:b5ff:fe9d:cd50 and 66.228.50.182.

Other host names, for instance ip-66-228-50-182.cloudezapp.io and 66-228-50-182.ip.linodeusercontent.com, share IP numbers with houstonlinux.org.

Name Servers

houstonlinux.org is delegated to two name servers: ns15.domaincontrol.com and ns16.domaincontrol.com.

houstonlinux.org uses the same name server setup as other domains, for instance octopus9design.com, bluechipcorporation.in, homesandpropertiesinalaska.com, mens(0x736578)ualhealthtreatments.com and testsieger-kredit.net.

Host names with two IP numbers:

The host ns15.domaincontrol.com points to 2603:5:21b0::8 and 97.74.107.8.

The host ns16.domaincontrol.com points to 2603:5:22b0::8 and 173.201.75.8.

Mail Servers

The mail server for houstonlinux.org is mail.houstonlinux.org.

houstonlinux.org - robtex.com