`securityfocus.com`

	DNSSEC	⚠️ Not signed
	A	193.70.32.127^{🇫🇷 OVH193.70.0.0/17}
	NS	`ns41.domaincontrol.com` ⭐
	NS	`ns42.domaincontrol.com`
	MX	`mail.securityfocus.com` ⭐
	TXT	`v=spf1 ip4:193.70.32.127 -all`
	SOA	`ns41.domaincontrol.com`dns@jomax.net 2026-07-29 #10

WOT: SAFE (92/100)
rank #944 globally
rank #519 in the tld

securityfocus.com

SecurityFocus was a computer security information portal known for hosting the BugTraq mailing list and a widely-used vulnerability database. It was a major reference point for security researchers and IT professionals in the late 1990s and 2000s.

Key facts

Owner / operator: Originally an independent company (SecurityFocus, founded by Arthur Wong, Jerry Dixon and others); acquired by Symantec in 2002; the site was later shut down by Symantec.
TLD:.com— gTLD
Primary purpose: Security news, vulnerability database (BID - Bugtraq ID), and mailing lists (BugTraq, among others)
Status: legacy / defunct — the original service was discontinued; the domain no longer hosts the original content

History

Year	Event
1999	SecurityFocus.com launched as an independent security information site, hosting the BugTraq mailing list
2002	Symantec acquired SecurityFocus
2010s	Symantec progressively wound down SecurityFocus services, including the vulnerability database and mailing lists

Related domains

symantec.com— parent company that acquired SecurityFocus
BugTraq mailing list archives were historically hosted and referenced via SecurityFocus

WOT: SAFE (92/100)
📈 Tranco rank: #3,707

Previously MX for

securityfocus.com

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DNS History

4 records (0 active, 4 former)

○NSns1.afternic.com2026-07-24 → 2026-07-24 · 2 obs

● 2026-07-24 23:35:10
○ 2026-08-06 09:27:26

○NSns2.afternic.com2026-07-24 → 2026-07-24 · 2 obs

● 2026-07-24 23:35:10
○ 2026-08-06 09:27:26

○A13.248.169.482026-07-24 → 2026-07-24 · 2 obs

● 2026-07-24 23:35:10
○ 2026-08-06 09:27:26

○A76.223.54.1462026-07-24 → 2026-07-24 · 2 obs

● 2026-07-24 23:35:10
○ 2026-08-06 09:27:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
securityfocus.com	ns41.domaincontrol.com, ns42.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.100.21

NS records: ns41.domaincontrol.com, ns42.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for securityfocus.com (unsigned zone)

⏱️ Timing

Total: 161ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns41.domaincontrol.com, ns41.domaincontrol.com, ns42.domaincontrol.com...)

mx1.securityfocus.com - robtex.com