`thecoasetheorem.com`

DNSSEC	⚠️ Not signed
A	217.13.101.223^{🇭🇺 Invitech217.13.101.0/24 IPPOWER}
		PTR	`thecoasetheorem.com`
NS	`dns.thecoasetheorem.com` ⭐
		A	217.13.101.223^{🇭🇺 Invitech217.13.101.0/24 IPPOWER}
			PTR	`thecoasetheorem.com`
NS	`ns1.thecoasetheorem.com`
NS	`ns2.thecoasetheorem.com`
MX	`mx.thecoasetheorem.com` ⭐
		A	217.13.101.223^{🇭🇺 Invitech217.13.101.0/24 IPPOWER}
			PTR	`thecoasetheorem.com`
TXT	`v=spf1 a:dns.thecoasetheorem.com ~all`
TXT	`v=DMARC1; p=reject; rua=mailto:postmaster@thecoasetheorem.com; ruf=mailto:dma...`
SOA	`dns.thecoasetheorem.com`hostmaster@thecoasetheorem.com serial=1539154946

`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=1777624256

PTR for

223.101.13.217.in-addr.arpa

DNS History

11 records (5 active, 6 former)

●NSdns.thecoasetheorem.com2026-05-01 → 2026-05-01 · 3 obs

○ 2017-06-09 00:09:54
● 2026-05-01 09:00:26
● 2026-05-01 09:00:30

●NSns1.thecoasetheorem.com2026-05-01 → 2026-05-01 · 3 obs

○ 2017-06-09 00:09:54
● 2026-05-01 09:00:26
● 2026-05-01 09:00:30

●NSns2.thecoasetheorem.com2026-05-01 → 2026-05-01 · 3 obs

○ 2017-06-09 00:09:54
● 2026-05-01 09:00:26
● 2026-05-01 09:00:30

○NSns57.1and1.com2015-06-15 → 2017-06-09 · 4 obs

● 2015-06-15 13:36:16
● 2017-06-09 00:09:54
○ 2026-05-01 09:00:26
○ 2026-05-01 09:00:30

○NSns58.1and1.com2015-06-15 → 2017-06-09 · 4 obs

● 2015-06-15 13:36:16
● 2017-06-09 00:09:54
○ 2026-05-01 09:00:26
○ 2026-05-01 09:00:30

●MXmx.thecoasetheorem.com2026-05-01 → 2026-05-01 · 3 obs

○ 2017-06-09 00:09:54
● 2026-05-01 09:00:26
● 2026-05-01 09:00:30

○MXmx00.1and1.com2015-06-15 → 2017-06-09 · 4 obs

● 2015-06-15 13:36:16
● 2017-06-09 00:09:54
○ 2026-05-01 09:00:26
○ 2026-05-01 09:00:30

○MXmx01.1and1.com2015-06-15 → 2017-06-09 · 4 obs

● 2015-06-15 13:36:16
● 2017-06-09 00:09:54
○ 2026-05-01 09:00:26
○ 2026-05-01 09:00:30

○A216.250.120.2082016-09-22 → 2017-06-09 · 5 obs

○ 2016-04-09 08:23:50
● 2016-09-22 02:12:54
● 2017-06-09 00:09:54
○ 2026-05-01 09:00:26
○ 2026-05-01 09:00:30

●A217.13.101.2232026-05-01 → 2026-05-01 · 3 obs

○ 2017-06-09 00:09:54
● 2026-05-01 09:00:26
● 2026-05-01 09:00:30

○A74.208.175.1742015-06-15 → 2016-04-09 · 4 obs

● 2015-06-15 13:36:16
● 2016-04-09 08:23:50
○ 2016-09-22 02:12:54
○ 2026-05-01 09:00:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
thecoasetheorem.com	ns1.thecoasetheorem.com, ns2.thecoasetheorem.com	2 records

✅ Authoritative Response

Server:217.13.101.212

NS records: ns1.thecoasetheorem.com, ns2.thecoasetheorem.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thecoasetheorem.com (unsigned zone)

⏱️ Timing

Total: 303ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.13.101.223`
NS	2	`ns2.thecoasetheorem.com, ns1.thecoasetheorem.com`
MX	1	`mx.thecoasetheorem.com (pri: 0)`
TXT	2	`v=spf1 a:dns.thecoasetheorem.com ~all, v=DMARC1; p=reject; rua=mailto:postmaste`
SOA	1	`dns.thecoasetheorem.com hostmaster.theco`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.thecoasetheorem.com, ns2.thecoasetheorem.com)

Analysis

IP Addresses

thecoasetheorem.com points to IP number: 217.13.101.223.

Other host names such as feedback-smtp.eu-west-1amazonses.com, mail.wedoit4.info and mail.weserver.co.uk share IP numbers with thecoasetheorem.com.

Name Servers

thecoasetheorem.com is delegated to three name servers: dns.thecoasetheorem.com, ns1.thecoasetheorem.com and ns2.thecoasetheorem.com.

Host names with a single IP: dns.thecoasetheorem.com points to 217.13.101.223.

Mail Servers

thecoasetheorem.com is handled by a single mail server, mx.thecoasetheorem.com.

mx.thecoasetheorem.com points to a single IP: 217.13.101.223.

thecoasetheorem.com - robtex.com