`expeditionthebrain.com`

DNSSEC	⚠️ Not signed
A	40.122.75.249^{🇺🇸 Microsoft40.120.0.0/14}
NS	`swnsmgmt.swmed.edu` ⭐
NS	`swnse3.dns.swmed.edu`
		A	129.112.115.3^{🇺🇸 UTSouthwestern129.112.115.0/24}
			PTR	`swnse3.dns.swmed.edu`
NS	`swnse4.dns.swmed.edu`
		A	199.242.239.13^{🇺🇸 UTSouthwestern199.242.236.0/22 UTSW_199.242.236.0}
			PTR	`swnse4.dns.swmed.edu`
TXT	`v=spf1 a mx -all`
SOA	`swnsmgmt.swmed.edu`domains@lists.utsouthwestern.edu 2025-11-26 #3

`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=1774464122

Subdomains

www.expeditionthebrain.com

Same first word

expeditionthebrain.com

DNS History

5 records (4 active, 1 former)

●NSswnse3.dns.swmed.edu2016-12-17 → 2026-03-25 · 2 obs

● 2016-12-17 13:28:08
● 2026-03-25 19:02:16

●NSswnse4.dns.swmed.edu2016-12-17 → 2026-03-25 · 2 obs

● 2016-12-17 13:28:08
● 2026-03-25 19:02:16

●NSswnsmgmt.swmed.edu2016-12-17 → 2026-03-25 · 2 obs

● 2016-12-17 13:28:08
● 2026-03-25 19:02:16

○A199.242.239.242016-12-17 → 2017-08-21 · 4 obs

● 2016-12-17 13:28:08
● 2017-08-21 21:39:28
○ 2026-02-16 08:47:04
○ 2026-03-25 19:02:16

●A40.122.75.2492026-02-16 → 2026-03-25 · 3 obs

○ 2017-08-21 21:39:28
● 2026-02-16 08:47:04
● 2026-03-25 19:02:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
expeditionthebrain.com	swnse4.dns.swmed.edu, swnse3.dns.swmed.edu	-

✅ Authoritative Response

Server:199.242.239.13

NS records: swnse4.dns.swmed.edu, swnse3.dns.swmed.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for expeditionthebrain.com (unsigned zone)

⏱️ Timing

Total: 425ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`40.122.75.249`
NS	2	`swnse3.dns.swmed.edu, swnse4.dns.swmed.edu`
TXT	1	`v=spf1 a mx -all`
SOA	1	`swnsmgmt.swmed.edu domains.lists.utsouth`

Analysis

Hierarchy

The parent of www.expeditionthebrain.com is expeditionthebrain.com.

IP Addresses

expeditionthebrain.com points to a single IP: 40.122.75.249.

Other host names, for instance utswlasik.net, veripathlabs.com, utswlasik.org, utswmedicine.org and utswmed.org share IP numbers with expeditionthebrain.com.

Name Servers

expeditionthebrain.com is delegated to three name servers: swnsmgmt.swmed.edu, swnse3.dns.swmed.edu and swnse4.dns.swmed.edu.

expeditionthebrain.com partially shares name servers with other domains; examples include zluh.com, mutagenetix.org, swmed.net, utswmc.net and utswneurology.com.

Host names with one IP number: The host name swnse3.dns.swmed.edu points to 129.112.115.3 and the host name swnse4.dns.swmed.edu points to 199.242.239.13.

expeditionthebrain.com - robtex.com