mx7.mathstackexchange.com

`mx7.mathstackexchange.com`

DNSSEC	⚠️ Not signed
A	103.224.182.253^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
		PTR	`lb-182-253.above.com`
NS	`ns1.abovedomains.com` ⭐ ⚠️ Not in parent delegation
		A	103.224.182.9^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.182.77^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.182.85^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.212.9^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
NS	`ns2.abovedomains.com` ⚠️ Not in parent delegation
		A	103.224.182.10^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.10^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.51^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.53^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
MX	`park-mx.above.com` ⭐
		A	103.224.212.34^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`park-mx.above.com`
TXT	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	`ns1.abovedomains.com`hostmaster@trellian.com 2026-08-02 #1

`mathstackexchange.com`

	DNSSEC	⚠️ Not signed
	A	103.224.182.253^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
	NS	`ns1.abovedomains.com` ⭐ ⚠️ Not in parent delegation
	NS	`1107.ns1.abovedomains.com` ⚠️ Not in zone NS records
	NS	`1107.ns2.abovedomains.com` ⚠️ Not in zone NS records
	NS	`ns2.abovedomains.com` ⚠️ Not in parent delegation
	MX	`park-mx.above.com` ⭐
	TXT	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
	SOA	`ns1.abovedomains.com`hostmaster@trellian.com 2026-08-02 #1

Previously MX for

mathstackexchange.com

Same first word

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DNS History

5 records (4 active, 1 former)

●NSns1.abovedomains.com2026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 12:31:56
● 2026-08-02 04:30:52

●NSns2.abovedomains.com2026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 12:31:56
● 2026-08-02 04:30:52

●MXpark-mx.above.com2026-07-02 → 2026-08-02 · 2 obs

● 2026-07-02 12:31:56
● 2026-08-02 04:30:52

●A103.224.182.2532026-07-02 → 2026-08-02 · 3 obs

○ 2017-10-28 04:46:06
● 2026-07-02 12:31:56
● 2026-08-02 04:30:52

○A173.239.2.1892017-10-28 → 2017-10-28 · 3 obs

● 2017-10-28 04:46:06
○ 2026-07-02 12:31:56
○ 2026-08-02 04:30:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
mathstackexchange.com	1107.ns2.abovedomains.com, 1107.ns1.abovedomains.com	8 records

✅ Authoritative Response

Server:103.224.182.10

NS records: 1107.ns2.abovedomains.com, 1107.ns1.abovedomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathstackexchange.com (unsigned zone)

⏱️ Timing

Total: 510ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.224.182.253`
NS	2	`ns1.abovedomains.com, ns2.abovedomains.com`
MX	1	`park-mx.above.com (pri: 10)`
TXT	1	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	1	`ns1.abovedomains.com hostmaster.trellian`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (1107.ns2.abovedomains.com, 1107.ns2.abovedomains.com, 1107.ns2.abovedomains.com...)

Analysis

IP Addresses

mx7.mathstackexchange.com points to a single IP number: 103.224.182.253.

Additional host names — www.volalto.net, eporoner.com, fashioncookie.com.tw and two others — share IP numbers with mx7.mathstackexchange.com.

Name Servers

mx7.mathstackexchange.com uses two name servers for its delegation: ns1.abovedomains.com and ns2.abovedomains.com.

mx7.mathstackexchange.com shares its name server setup with other domains, including 170.234.84.203.hostway.com.au, lightspeed-university.ch.vu, u28255531.letitbit.net and two others.

There is at least partial name server overlap between mx7.mathstackexchange.com and other domains — date4u.com, uhdmi.com, www.top-24h-can-store.com and two more among them.

These name servers regularly appear alongside 5014.ns1.abovedomains.com, 5014.ns2.abovedomains.com, 421.ns1.abovedomains.com and 7 other name servers in NS record sets.

Hosts ns1.abovedomains.com and ns2.abovedomains.com each point to four IP addresses: ns1.abovedomains.com resolves to 103.224.182.9, 103.224.182.77, 103.224.182.85 and 103.224.212.9, and ns2.abovedomains.com resolves to 103.224.182.10, 103.224.212.10, 103.224.212.51 and 103.224.212.53.

Mail Servers

mx7.mathstackexchange.com has one mail server: park-mx.above.com.

mx7.mathstackexchange.com shares the same mail server setup as other domains, including simplyjune.org, htmlwww.(0x7868616d73746572)c.com, omk-staging.thewhiteagency.com.au and two others.

park-mx.above.com directs to just one IP number, 103.224.212.34.

mx7.mathstackexchange.com - robtex.com