`mail.frederickscom.com`

DNSSEC	⚠️ Not signed
A	66.153.21.242^{🇺🇸 WINDSTREAM-166.153.0.0/17 Windstream Aggregate (AS7029)}
		PTR	`mail.frederickscom.com`

`frederickscom.com`

	DNSSEC	⚠️ Not signed
	A	209.17.116.163^{🇺🇸 Jacksonville209.17.116.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
	NS	`ns65.worldnic.com` ⭐
	NS	`ns66.worldnic.com`
	MX	`frederickscom-com.mx1.arsmtp.com` ⭐
	MX	`frederickscom-com.mx2.arsmtp.com`⁽²⁰⁾
	TXT	`v=spf1 include:spf.protection.outlook.com include:edgepilot.com -all`
	TXT	`sophos-domain-verification=a234f6e9653af53804e55f6dbe1d239a935430d0b2df9364f9...`
	TXT	`MS=ms31671944`
	TXT	`MS=E6F246C96E5B286C84FCBB6BB457FD1BC127724F`
	TXT	`IYBU4AtaZ0Tig1HdwlICFA==`
	TXT	`MS=ms87050384`
	TXT	`n969i7t8kpeft7icolrauhpqvr`
	SOA	`NS65.WORLDNIC.com`namehost@WORLDNIC.com serial=125051102

WOT: UNKNOWN (61/100)

PTR for

242.21.153.66.in-addr.arpa

Previously MX for

frederickscom.com

frederickscompany.com

Same first word

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DNS History

1 record (1 active, 0 former)

●A66.153.21.2422015-05-26 → 2026-05-11 · 2 obs

● 2015-05-26 12:02:02
● 2026-05-11 02:07:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net...	-
frederickscom.com	ns65.worldnic.com, ns66.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.27.127

NS records: ns65.worldnic.com, ns66.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for frederickscom.com (unsigned zone)

⏱️ Timing

Total: 143ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.153.21.242`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns65.worldnic.com, ns66.worldnic.com)

Analysis

IP Addresses

mail.frederickscom.com resolves to one IP number: 66.153.21.242.

mail.frederickscom.com - robtex.com