math4us.com - dns.ninja

`math4us.com`

DNSSEC	⚠️ Not signed
A	103.224.182.246^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
		PTR	`lb-182-246.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	`421.ns1.abovedomains.com` ⚠️ Not in zone NS records
		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	`421.ns2.abovedomains.com` ⚠️ Not in zone NS records
		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`
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 2026-08-14 #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=1786664064

Same first word

math4us.com

Similar names

maths4u.co.uk

maths4u.net

maths4u.com

maths4u.gr

DNS History

29 records (6 active, 23 former)

●NS421.ns1.abovedomains.com2026-07-15 → 2026-08-13 · 3 obs

○ 2026-04-29 02:16:44
● 2026-07-15 22:57:10
● 2026-08-13 23:42:02

●NS421.ns2.abovedomains.com2026-07-15 → 2026-08-13 · 3 obs

○ 2026-04-29 02:16:44
● 2026-07-15 22:57:10
● 2026-08-13 23:42:02

○NSdns5.register.com2007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

○NSdns6.register.com2007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

○NSns1.above.com2015-07-08 → 2016-12-06 · 8 obs

○ 2007-10-27 18:47:20
● 2015-07-08 14:21:14
● 2016-05-26 16:40:04
○ 2016-11-27 05:38:46
● 2016-11-30 21:41:26
● 2016-12-06 01:06:28
○ 2026-04-29 02:16:44
○ 2026-08-13 23:42:02

●NSns1.abovedomains.com2026-07-15 → 2026-08-13 · 3 obs

○ 2026-04-29 02:16:44
● 2026-07-15 22:57:10
● 2026-08-13 23:42:02

○NSns1.bodis.com2026-04-29 → 2026-08-13 · 2 obs

○ 2026-04-29 02:16:44
○ 2026-08-13 23:42:02

○NSns2.above.com2015-07-08 → 2016-12-06 · 8 obs

○ 2007-10-27 18:47:20
● 2015-07-08 14:21:14
● 2016-11-27 05:38:46
○ 2016-11-30 21:41:26
○ 2016-12-02 06:59:54
● 2016-12-06 01:06:28
○ 2026-04-29 02:16:44
○ 2026-08-13 23:42:02

●NSns2.abovedomains.com2026-07-15 → 2026-08-13 · 3 obs

○ 2026-04-29 02:16:44
● 2026-07-15 22:57:10
● 2026-08-13 23:42:02

○NSns2.bodis.com2026-04-29 → 2026-08-13 · 2 obs

○ 2026-04-29 02:16:44
○ 2026-08-13 23:42:02

○NSns63.domaincontrol.com2026-04-29 → 2026-04-29 · 4 obs

○ 2016-12-06 01:06:28
● 2026-04-29 02:16:44
○ 2026-07-15 22:57:10
○ 2026-08-13 23:42:02

○NSns64.domaincontrol.com2026-04-29 → 2026-04-29 · 4 obs

○ 2016-12-06 01:06:28
● 2026-04-29 02:16:44
○ 2026-07-15 22:57:10
○ 2026-08-13 23:42:02

○MXmail.post-host.net2015-07-08 → 2016-05-26 · 5 obs

○ 2007-10-27 18:47:20
● 2015-07-08 14:21:14
● 2016-05-26 16:40:04
○ 2016-11-27 05:38:46
○ 2026-08-13 23:42:02

○MXmail2.siteamerica.com2007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

●MXpark-mx.above.com2026-07-15 → 2026-08-13 · 3 obs

○ 2016-11-27 05:38:46
● 2026-07-15 22:57:10
● 2026-08-13 23:42:02

○MXrelay1.exodus.net2007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

○MXrelay2.exodus.net2007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

○MXrelay3.exodus.net2007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

○MXrelay4.exodus.net2007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

○MXrelay5.exodus.net2007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

○MXrelay6.exodus.net2007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

○A103.224.182.2102015-07-08 → 2016-12-06 · 10 obs

○ 2007-10-27 18:47:20
● 2015-07-08 14:21:14
● 2015-10-20 22:31:04
○ 2015-12-27 10:37:58
● 2016-04-10 22:24:24
● 2016-11-30 21:41:26
○ 2016-12-02 06:59:54
● 2016-12-06 01:06:28
○ 2026-04-29 02:16:44
○ 2026-08-13 23:42:02

●A103.224.182.2462026-07-15 → 2026-08-13 · 3 obs

○ 2026-04-29 02:16:44
● 2026-07-15 22:57:10
● 2026-08-13 23:42:02

○A13.248.213.452026-04-29 → 2026-04-29 · 4 obs

○ 2016-12-06 01:06:28
● 2026-04-29 02:16:44
○ 2026-07-15 22:57:10
○ 2026-08-13 23:42:02

○A192.184.12.622015-12-27 → 2015-12-27 · 4 obs

○ 2015-10-20 22:31:04
● 2015-12-27 10:37:58
○ 2016-04-10 22:24:24
○ 2026-08-13 23:42:02

○A199.59.243.2282026-04-29 → 2026-08-13 · 2 obs

○ 2026-04-29 02:16:44
○ 2026-08-13 23:42:02

○A216.21.229.2092007-10-27 → 2007-10-27 · 3 obs

● 2007-10-27 18:47:20
○ 2015-07-08 14:21:14
○ 2026-08-13 23:42:02

○A70.32.1.322016-12-02 → 2016-12-02 · 4 obs

○ 2016-11-30 21:41:26
● 2016-12-02 06:59:54
○ 2016-12-06 01:06:28
○ 2026-08-13 23:42:02

○A76.223.67.1892026-04-29 → 2026-04-29 · 4 obs

○ 2016-12-06 01:06:28
● 2026-04-29 02:16:44
○ 2026-07-15 22:57:10
○ 2026-08-13 23:42:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net...	-
math4us.com	421.ns1.abovedomains.com, 421.ns2.abovedomains.com	8 records

✅ Authoritative Response

Server:103.224.182.10

NS records: 421.ns1.abovedomains.com, 421.ns2.abovedomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for math4us.com (unsigned zone)

⏱️ Timing

Total: 302ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.224.182.246`
NS	2	`ns2.abovedomains.com, ns1.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 (421.ns1.abovedomains.com, 421.ns1.abovedomains.com, 421.ns1.abovedomains.com...)

Analysis

IP Addresses

math4us.com points to a single IP number: 103.224.182.246.

Additional host names — altagena.com, haciendavieja.com, sulaf.com and two others — share IP numbers with math4us.com.

Name Servers

math4us.com has four authoritative name servers: ns1.abovedomains.com, ns2.abovedomains.com, 421.ns1.abovedomains.com and 421.ns2.abovedomains.com.

math4us.com shares at least some of its name servers with other domains, including www.elite-escort-bahrain.com, oelfarbe.de, stairs.it and two others.

These name servers are frequently seen alongside 5014.ns1.abovedomains.com, 5014.ns2.abovedomains.com, ns15.abovedomains.com and 7 other name servers.

Each of the hosts ns1.abovedomains.com, ns2.abovedomains.com, 421.ns1.abovedomains.com and 421.ns2.abovedomains.com resolves to four IP addresses: ns1.abovedomains.com points to 103.224.182.9, 103.224.182.77, 103.224.182.85 and 103.224.212.9; ns2.abovedomains.com points to 103.224.182.10, 103.224.212.10, 103.224.212.51 and 103.224.212.53; 421.ns1.abovedomains.com points to 103.224.182.9, 103.224.182.77, 103.224.182.85 and 103.224.212.9; 421.ns2.abovedomains.com points to 103.224.182.10, 103.224.212.10, 103.224.212.51 and 103.224.212.53.

Host names pointing to 103.224.182.9 IP addresses: ns1.abovedomains.com and 421.ns1.abovedomains.com.

Host names pointing to 103.224.182.77 IP addresses: ns1.abovedomains.com and 421.ns1.abovedomains.com.

Host names pointing to 103.224.182.85 IP addresses: ns1.abovedomains.com and 421.ns1.abovedomains.com.

Host names pointing to 103.224.212.9 IP addresses: ns1.abovedomains.com and 421.ns1.abovedomains.com.

Host names pointing to 103.224.182.10 IP addresses: ns2.abovedomains.com and 421.ns2.abovedomains.com.

Host names pointing to 103.224.212.10 IP addresses: ns2.abovedomains.com and 421.ns2.abovedomains.com.

Host names pointing to 103.224.212.51 IP addresses: ns2.abovedomains.com and 421.ns2.abovedomains.com.

Host names pointing to 103.224.212.53 IP addresses: ns2.abovedomains.com and 421.ns2.abovedomains.com.

Mail Servers

math4us.com has one mail server: park-mx.above.com.

math4us.com shares the same mail server setup as other domains, including yifan.com, thecoursof.com, ns385557.forevertastenyc.com and two others.

park-mx.above.com has exactly one IP number: 103.224.212.34.