`circle-square.net`

DNSSEC	⚠️ Not signed
A	82.145.61.97^{🇬🇧 IOMART-AS82.145.32.0/19 Iomart Hosting Ltd}
		PTR	`zippy.porthost.co.uk`
NS	`ns1.portways.uk` ⭐
		A	82.145.61.99^{🇬🇧 IOMART-AS82.145.32.0/19 Iomart Hosting Ltd}
			PTR	`ns1.portways.uk`
NS	`ns2.portways.net`
		A	185.136.97.100^{CLOUDNSNET185.136.97.0/24 Cloud DNS Ltd}
			PTR	`dns32.cloudns.net`
NS	`ns3.portways.net`
		A	185.136.98.100^{🇺🇸 CLOUDNSNET185.136.98.0/24 Cloud DNS Ltd}
			PTR	`dns33.cloudns.net`
NS	`ns4.portways.net`
		A	185.136.99.100^{CLOUDNSNET185.136.99.0/24 Cloud DNS Ltd}
			PTR	`dns34.cloudns.net`
MX	`mx1.spamfiltering.com` ⭐
		A	78.129.212.212^{🇬🇧 IOMART-AS78.129.128.0/17 Iomart Hosting Ltd}
			PTR	`antispam4.spamfiltering.com`
		A	185.249.122.20^{🇬🇧 IOMART-AS185.249.120.0/22 UK-IOMARTHOSTING-20180314}
			PTR	`antispam2.spamfiltering.com`
MX	`mx2.spamfiltering.com`⁽²⁰⁾
		A	78.129.212.228^{🇬🇧 IOMART-AS78.129.128.0/17 Iomart Hosting Ltd}
			PTR	`antispam4.spamfiltering.com`
		A	185.249.122.19^{🇬🇧 IOMART-AS185.249.120.0/22 UK-IOMARTHOSTING-20180314}
			PTR	`antispam1.spamfiltering.com`
		A	185.249.122.21^{🇬🇧 IOMART-AS185.249.120.0/22 UK-IOMARTHOSTING-20180314}
			PTR	`antispam2.spamfiltering.com`
TXT	`v=spf1 +a +mx +ip4:82.145.61.97 ~all`
SOA	`ns1.portways.uk`cpanel-alerts@xssl.net 2023-11-06 #0

`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=1785538742

WOT: UNKNOWN (60/100)

Subdomains

mail.circle-square.net

Same first word

circle-square.net

circle-square.com

Similar names

square-circle.co.uk

DNS History

15 records (7 active, 8 former)

○NSns.heartinternet.uk2016-11-08 → 2017-08-09 · 5 obs

○ 2016-04-06 00:52:10
● 2016-11-08 21:46:40
● 2017-08-09 06:29:40
○ 2026-03-16 21:00:08
○ 2026-07-31 23:41:30

○NSns07.domaincontrol.com2015-06-08 → 2016-04-06 · 4 obs

● 2015-06-08 07:58:30
● 2016-04-06 00:52:10
○ 2016-11-08 21:46:40
○ 2026-07-31 23:41:30

○NSns08.domaincontrol.com2015-06-08 → 2016-04-06 · 4 obs

● 2015-06-08 07:58:30
● 2016-04-06 00:52:10
○ 2016-11-08 21:46:40
○ 2026-07-31 23:41:30

●NSns1.portways.uk2026-03-16 → 2026-07-31 · 3 obs

○ 2017-08-09 06:29:40
● 2026-03-16 21:00:08
● 2026-07-31 23:41:30

○NSns2.heartinternet.uk2016-11-08 → 2017-08-09 · 5 obs

○ 2016-04-06 00:52:10
● 2016-11-08 21:46:40
● 2017-08-09 06:29:40
○ 2026-03-16 21:00:08
○ 2026-07-31 23:41:30

●NSns2.portways.net2026-03-16 → 2026-07-31 · 3 obs

○ 2017-08-09 06:29:40
● 2026-03-16 21:00:08
● 2026-07-31 23:41:30

●NSns3.portways.net2026-03-16 → 2026-07-31 · 3 obs

○ 2017-08-09 06:29:40
● 2026-03-16 21:00:08
● 2026-07-31 23:41:30

●NSns4.portways.net2026-03-16 → 2026-07-31 · 3 obs

○ 2017-08-09 06:29:40
● 2026-03-16 21:00:08
● 2026-07-31 23:41:30

○MXcluster8.eu.messagelabs.com2015-06-08 → 2016-04-06 · 4 obs

● 2015-06-08 07:58:30
● 2016-04-06 00:52:10
○ 2016-11-08 21:46:40
○ 2026-07-31 23:41:30

○MXcluster8a.eu.messagelabs.com2015-06-08 → 2016-04-06 · 4 obs

● 2015-06-08 07:58:30
● 2016-04-06 00:52:10
○ 2016-11-08 21:46:40
○ 2026-07-31 23:41:30

○MXmail.circle-square.net2016-11-08 → 2017-08-09 · 5 obs

○ 2016-04-06 00:52:10
● 2016-11-08 21:46:40
● 2017-08-09 06:29:40
○ 2026-03-16 21:00:08
○ 2026-07-31 23:41:30

●MXmx1.spamfiltering.com2026-03-16 → 2026-07-31 · 3 obs

○ 2017-08-09 06:29:40
● 2026-03-16 21:00:08
● 2026-07-31 23:41:30

●MXmx2.spamfiltering.com2026-03-16 → 2026-07-31 · 3 obs

○ 2017-08-09 06:29:40
● 2026-03-16 21:00:08
● 2026-07-31 23:41:30

○A79.170.40.42016-11-08 → 2017-08-09 · 4 obs

● 2016-11-08 21:46:40
● 2017-08-09 06:29:40
○ 2026-03-16 21:00:08
○ 2026-07-31 23:41:30

●A82.145.61.972026-03-16 → 2026-07-31 · 3 obs

○ 2017-08-09 06:29:40
● 2026-03-16 21:00:08
● 2026-07-31 23:41:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
circle-square.net	ns2.portways.net, ns3.portways.net, ns4.portways.net, ns1.portways.uk	3 records

✅ Authoritative Response

Server:185.136.97.100

NS records: ns2.portways.net, ns3.portways.net, ns4.portways.net, ns1.portways.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for circle-square.net (unsigned zone)

⏱️ Timing

Total: 1183ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`82.145.61.97`
NS	4	`ns2.portways.net, ns4.portways.net...`
MX	2	`mx2.spamfiltering.com (pri: 20), mx1.spamfiltering.com (pri: 10)`
TXT	1	`v=spf1 +a +mx +ip4:82.145.61.97 ~all`
SOA	1	`ns1.portways.uk cpanel-alerts.xssl.net`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns2.portways.net, ns3.portways.net, ns4.portways.net)

Analysis

Hierarchy

The domain mail.circle-square.net falls under the parent circle-square.net.

IP Addresses

circle-square.net resolves to one IP address: 82.145.61.97.

theold-hellfireclub.co.uk, zippy.porthost.co.uk, macauslan.co.uk and two other host names share IP numbers with circle-square.net.

Name Servers

The authoritative name servers for circle-square.net are ns2.portways.net, ns3.portways.net, ns4.portways.net and ns1.portways.uk.

At least some of circle-square.net's name servers are shared with other domains, for example portways.net, treibreu.com, theold-hellfireclub.co.uk and two more.

It is common for these name servers to be used in conjunction with the name servers ns2.portrich.net, ns21.domaincontrol.com and ns22.domaincontrol.com.

Each of the four hosts ns2.portways.net, ns3.portways.net, ns4.portways.net and ns1.portways.uk points to a single IP address — ns2.portways.net points to 185.136.97.100, ns3.portways.net points to 185.136.98.100, ns4.portways.net points to 185.136.99.100 and ns1.portways.uk points to 82.145.61.99.

Mail Servers

Mail for circle-square.net is handled by two mail servers — mx1.spamfiltering.com and mx2.spamfiltering.com.

circle-square.net uses an identical mail server configuration to several other domains — among them peskett.co.uk, beavertoolhire.co.uk, parkavenue.org.uk and two more.

circle-square.net overlaps on mail servers with certain other domains, woodpeckersfishery.co.uk among them.

Hostnames that resolve to three IP addresses:

mx2.spamfiltering.com maps to three IP addresses: 78.129.212.228, 185.249.122.19 and 185.249.122.21.

Hostnames that resolve to two IP addresses:

The A records for mx1.spamfiltering.com return 78.129.212.212 and 185.249.122.20.

circle-square.net - robtex.com