`stephensonresearch.com`

DNSSEC	⚠️ Not signed
NS	`a.portsdns.se` ⭐
		A	2607:f740:e009::1^{🇺🇸 NETACTUATE2607:f740:e009::/48 Anycast Prefix}
			PTR	`a.portsdns.se`
		A	45.54.35.101^{🇺🇸 NETACTUATE45.54.35.0/24 Proxy registration to prevent harm from ARIN-NONAUTH shutdown}
			PTR	`a.portsdns.se`
NS	`b.portsdns.net`
		A	2a00:11c0:3d::1^{🇦🇹 ANX-CUSTOMER2a00:11c0:3d::/48 Anycast powered by ANX}
			PTR	`b.portsdns.net`
		A	94.16.23.1^{🇦🇹 ANX-CUSTOMER94.16.23.0/24 Anycast powered by ANX}
			PTR	`b.portsdns.net`
SOA	`a.portsdns.se`registry@ports.net 2025-01-29 #0

`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=1776211287

Same first word

stephensonresearch.com

DNS History

13 records (2 active, 11 former)

●NSa.portsdns.se2026-04-15 → 2026-04-15 · 2 obs

○ 2017-08-22 21:45:10
● 2026-04-15 00:27:36

●NSb.portsdns.net2026-04-15 → 2026-04-15 · 2 obs

○ 2017-08-22 21:45:10
● 2026-04-15 00:27:36

○NSgina.ns.cloudflare.com2016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○NSsid.ns.cloudflare.com2016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○MXalt1.aspmx.l.google.com2016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○MXalt2.aspmx.l.google.com2016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○MXaspmx.l.google.com2016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○MXaspmx2.googlemail.com2016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○MXaspmx3.googlemail.com2016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○MXaspmx4.googlemail.com2016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○MXaspmx5.googlemail.com2016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○A208.94.118.2402016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

○A2607:ff18:80:3::8c62016-12-17 → 2017-08-22 · 3 obs

● 2016-12-17 04:29:44
● 2017-08-22 21:45:10
○ 2026-04-15 00:27:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
stephensonresearch.com	b.portsdns.net, a.portsdns.se	-

✅ Authoritative Response

Server:45.54.35.101

NS records: b.portsdns.net, a.portsdns.se

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stephensonresearch.com (unsigned zone)

⏱️ Timing

Total: 561ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.portsdns.se, b.portsdns.net`
SOA	1	`a.portsdns.se registry.ports.net`

Analysis

Name Servers

Two name servers b.portsdns.net and a.portsdns.se are delegated to stephensonresearch.com.

stephensonresearch.com uses the same name server configuration as other domains, such as jackjones-usa.com, mimaki.hu, aiinternational.co.uk, moubootsoutlet.com and cancerstreatmentcenters.net.

Host names with two IPs:

b.portsdns.net points to 2a00:11c0:3d::1 and 94.16.23.1.

a.portsdns.se points to 2607:f740:e009::1 and 45.54.35.101.

stephensonresearch.com - robtex.com