mathsoft.net - dns.ninja

`mathsoft.net`

DNSSEC	⚠️ Not signed
NS	`dns-slough1.ptc.com` ⭐
		A	199.6.20.5^{🇺🇸 AS3561199.6.20.0/24}
NS	`dns.ptc.com` ⚠️ Not in zone NS records
		A	12.11.148.11^{🇺🇸 AS1426712.11.148.0/24}
NS	`dns2.ptc.com` ⚠️ Not in zone NS records
		A	12.11.148.12^{🇺🇸 AS1426712.11.148.0/24}
TXT	`v=spf1-all`
SOA	`dns.ptc.com`please_set_email@absolutely.nowhere serial=31

`net`

	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=1785869354

Same first word

mathsoft.de

mathsoft.org

mathsoft.cn

mathsoft.biz

mathsoft.net

mathsoft.com

mathsoft.ws

Similar names

softmath.org

ftthomas.org

mafthost.co.uk

softmath.net

softmath.com

DNS History

5 records (3 active, 2 former)

●NSdns-slough1.ptc.com2026-02-17 → 2026-08-04 · 3 obs

○ 2017-02-19 11:36:30
● 2026-02-17 23:15:00
● 2026-08-04 18:56:34

●NSdns.ptc.com2015-06-06 → 2026-08-04 · 2 obs

● 2015-06-06 10:47:18
● 2026-08-04 18:56:34

●NSdns2.ptc.com2015-11-01 → 2026-08-04 · 3 obs

○ 2015-06-06 10:47:18
● 2015-11-01 01:29:28
● 2026-08-04 18:56:34

○NSdnsbl.ptc.com2015-11-01 → 2017-02-19 · 5 obs

○ 2015-06-06 10:47:18
● 2015-11-01 01:29:28
● 2017-02-19 11:36:30
○ 2026-02-17 23:15:00
○ 2026-08-04 18:56:34

○NSdnsde.ptc.com2015-11-01 → 2017-02-19 · 5 obs

○ 2015-06-06 10:47:18
● 2015-11-01 01:29:28
● 2017-02-19 11:36:30
○ 2026-02-17 23:15:00
○ 2026-08-04 18:56:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mathsoft.net	dns2.ptc.com, dns.ptc.com, dns-slough1.ptc.com	-

✅ Authoritative Response

Server:199.6.20.5

NS records: dns2.ptc.com, dns.ptc.com, dns-slough1.ptc.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathsoft.net (unsigned zone)

⏱️ Timing

Total: 1823ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	1	`dns.ptc.com`
TXT	1	`v=spf1-all`
SOA	1	`dns.ptc.com please_set_email.absolutely.`

Analysis

Name Servers

DNS for mathsoft.net is handled by three authoritative name servers: dns-slough1.ptc.com, dns2.ptc.com and dns.ptc.com.

The name servers of mathsoft.net overlap at least partially with those of other domains — among them aonixnews.com, pure-systems.com, ptc.es and two more.

These name servers commonly appear in delegations together with a1-247.akam.net, a10-67.akam.net, a12-66.akam.net and 3 other.

dns-slough1.ptc.com, dns2.ptc.com and dns.ptc.com all have one IP address each — dns-slough1.ptc.com directs to 199.6.20.5, dns2.ptc.com directs to 12.11.148.12 and dns.ptc.com directs to 12.11.148.11.