`crimsonresearch.com`

DNSSEC	⚠️ Not signed
A	52.13.33.1^{🇺🇸 Amazon52.12.0.0/15 EC2 PDX prefix}
		PTR	`endlessknot.com`
NS	`ns.crimsonresearch.com` ⭐
NS	`blackhole.shadowops.com`
		A	75.144.248.228^{🇺🇸 COMCAST-IBONE75.144.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054}
			PTR	`blackhole.shadowops.com`
NS	`ns.endlessknot.com`
		A	52.13.33.1^{🇺🇸 Amazon52.12.0.0/15 EC2 PDX prefix}
			PTR	`endlessknot.com`
NS	`ns2.endlessknot.com`
		A	75.83.224.108^{🇺🇸 Roadrunner75.82.0.0/15 RR-Route}
			PTR	`syn-075-083-224-108.res.spectrum.com`
MX	`endlessknot.com` ⭐
		A	52.13.33.1^{🇺🇸 Amazon52.12.0.0/15 EC2 PDX prefix}
			PTR	`endlessknot.com`
SOA	`ns.crimsonresearch.com`root@ns.endlessknot.com 2020-06-21 #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=1776093567

Subdomains

ns.crimsonresearch.com

Same first word

crimsonresearch.com

crimsonresearch.org

DNS History

9 records (6 active, 3 former)

●NSblackhole.shadowops.com2008-03-19 → 2026-04-13 · 2 obs

● 2008-03-19 19:41:54
● 2026-04-13 15:26:10

●NSns.crimsonresearch.com2015-06-16 → 2026-04-13 · 3 obs

○ 2008-03-19 19:41:54
● 2015-06-16 07:03:34
● 2026-04-13 15:26:10

●NSns.endlessknot.com2008-03-19 → 2026-04-13 · 2 obs

● 2008-03-19 19:41:54
● 2026-04-13 15:26:10

●NSns2.endlessknot.com2008-03-19 → 2026-04-13 · 2 obs

● 2008-03-19 19:41:54
● 2026-04-13 15:26:10

●MXendlessknot.com2026-03-27 → 2026-04-13 · 3 obs

○ 2018-09-07 06:11:16
● 2026-03-27 22:20:20
● 2026-04-13 15:26:10

○MXmailhost.crimsonresearch.com2008-03-19 → 2018-09-07 · 4 obs

● 2008-03-19 19:41:54
● 2018-09-07 06:11:16
○ 2026-03-27 22:20:20
○ 2026-04-13 15:26:10

○A199.19.158.1312018-09-07 → 2018-09-07 · 4 obs

○ 2016-06-17 21:58:48
● 2018-09-07 06:11:16
○ 2026-03-27 22:20:20
○ 2026-04-13 15:26:10

○A205.134.245.1142008-03-19 → 2016-06-17 · 4 obs

● 2008-03-19 19:41:54
● 2016-06-17 21:58:48
○ 2018-09-07 06:11:16
○ 2026-04-13 15:26:10

●A52.13.33.12026-03-27 → 2026-04-13 · 3 obs

○ 2018-09-07 06:11:16
● 2026-03-27 22:20:20
● 2026-04-13 15:26:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
crimsonresearch.com	ns.endlessknot.com, blackhole.shadowops.com, ns2.endlessknot.com	3 records

✅ Authoritative Response

Server:75.144.248.228

NS records: ns.endlessknot.com, blackhole.shadowops.com, ns2.endlessknot.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crimsonresearch.com (unsigned zone)

⏱️ Timing

Total: 3399ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.13.33.1`
NS	3	`ns.endlessknot.com, ns2.endlessknot.com...`
MX	1	`endlessknot.com (pri: 0)`
SOA	1	`ns.crimsonresearch.com root.ns.endlesskn`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns.endlessknot.com, blackhole.shadowops.com, ns2.endlessknot.com)

Analysis

Hierarchy

crimsonresearch.com is a parent of ns.crimsonresearch.com.

IP Addresses

crimsonresearch.com points to a single IP address: 52.13.33.1.

Other host names such as crimsonsystems.com, endlessknot.com, crimsonsystems.org, wckcc.com and crimsonresearch.org share IP numbers with crimsonresearch.com.

Name Servers

crimsonresearch.com is delegated to four name servers: ns.crimsonresearch.com, ns2.endlessknot.com, ns.endlessknot.com and blackhole.shadowops.com.

At least part of the name servers for crimsonresearch.com are shared with other domains, for instance endlessknot.com, crimsonsystems.org, wckcc.com, crimsonresearch.org and shadowco.com.

These name servers are commonly used together with the name servers ns.crimsonsystems.org, ns.wckcc.com, ns.alastair.com, ns.crimsonsystems.com, shadowops.com and kawas.com.

Host names with a single IP:

ns2.endlessknot.com points to: 75.83.224.108

ns.endlessknot.com points to: 52.13.33.1

blackhole.shadowops.com points to: 75.144.248.228

Mail Servers

The mail server for crimsonresearch.com is endlessknot.com.

crimsonresearch.com uses the same mail server setup as other domains, for instance crimsonsystems.com, endlessknot.com, crimsonsystems.org, wckcc.com and crimsonresearch.org.

Host endlessknot.com points to IP 52.13.33.1.

crimsonresearch.com - robtex.com