`webwork.math.umn.edu`

CNAME	`math-app-webwork-01.math.umn.edu`
DNSSEC	⚠️ Not signed
A	160.94.22.179^{🇺🇸 ASN-UMN160.94.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
		PTR	`math-app-webwork-01.math.umn.edu`

`math.umn.edu`

	DNSSEC	⚠️ Not signed
	A	2606:4700::6812:140b^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	2606:4700::6812:150b^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.18.20.11^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.18.21.11^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	NS	`ns-1.umn.edu` ⭐ ⚠️ Not in parent delegation
	NS	`ns-2.umn.edu` ⚠️ Not in parent delegation
	NS	`ns-3.umn.edu` ⚠️ Not in parent delegation
	MX	`mx-eb.umn.edu` ⭐
	MX	`mx-wb.umn.edu` ⭐
	SOA	`ns-1.umn.edu`hostmaster@umn.edu serial=17098

WOT: SAFE (66/100)
WOT: SAFE (87/100)

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DNS History

1 record (1 active, 0 former)

●CNAMEmath-app-webwork-01.math.umn.edu2026-02-27 → 2026-04-18 · 2 obs

● 2026-02-27 02:50:20
● 2026-04-18 10:57:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
edu	a.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net...	26 records
umn.edu	ns-2.umn.edu, ns-3.umn.edu, ns-1.umn.edu	6 records

✅ Authoritative Response

Server:52.162.90.224

NS records: ns-2.umn.edu, ns-3.umn.edu, ns-1.umn.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for umn.edu (unsigned zone)

⏱️ Timing

Total: 146ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`math-app-webwork-01.math.umn.edu`

📌 Glue Records Collected

Total: 32

In-bailiwick: 6 (ns-2.umn.edu, ns-2.umn.edu, ns-3.umn.edu...)

Out-of-bailiwick: 26 (a.edu-servers.net, b.edu-servers.net, c.edu-servers.net...)

Analysis

IP Addresses

webwork.math.umn.edu points to IP number 160.94.22.179.

webwork.math.umn.edu - robtex.com