greencirclewindows.com - dns.ninja

`greencirclewindows.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:2429^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b8b9^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.36.41^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.184.185^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`karsyn.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26c2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karsyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`karsyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`karsyn.ns.cloudflare.com`
		A	108.162.194.194^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karsyn.ns.cloudflare.com`
		A	162.159.38.194^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karsyn.ns.cloudflare.com`
		A	172.64.34.194^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karsyn.ns.cloudflare.com`
NS	`west.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`west.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`west.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`west.ns.cloudflare.com`
		A	108.162.193.247^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`west.ns.cloudflare.com`
		A	172.64.33.247^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`west.ns.cloudflare.com`
		A	173.245.59.247^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`west.ns.cloudflare.com`
MX	`eu-smtp-inbound-1.mimecast.com` ⭐
		A	91.220.42.201^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	91.220.42.211^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	91.220.42.241^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.201^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.211^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.241^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
MX	`eu-smtp-inbound-2.mimecast.com` ⭐
		A	91.220.42.201^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	91.220.42.211^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	91.220.42.241^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.201^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.211^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.241^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
TXT	`0ed1fe018a62cfdf301b044c37bef6988e5960f2c3`
TXT	`MS=ms13031646`
TXT	`google-site-verification=34LoLju6MiXWq_AAWZXEBBZfnbWbjFwXsbGGT1g1JPY`
TXT	`google-site-verification=d6IY-bgE5HGbs6lBtIome3yfmwMlt_mzraUtMK6CN3k`
TXT	`li2v83duvo1lal501guifmvmvt`
TXT	`v=spf1 include:eu._netblocks.mimecast.com include:spf.protection.outlook.com ...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.36.41, 172.67.184.185
		IPv6 hints	2606:4700:3032::6815:2429, 2606:4700:3037::ac43:b8b9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=192, name=cloudflare-ech.com
SOA	`karsyn.ns.cloudflare.com`dns@cloudflare.com serial=2408535024

`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=1785495957

Subdomains

mailserver.greencirclewindows.com

Same first word

greencirclewindows.com

DNS History

17 records (8 active, 9 former)

●NSkarsyn.ns.cloudflare.com2026-03-14 → 2026-07-31 · 3 obs

○ 2018-08-13 05:42:18
● 2026-03-14 09:00:06
● 2026-07-31 11:08:38

○NSns.heartinternet.co.uk2015-05-29 → 2018-08-13 · 4 obs

● 2015-05-29 23:45:08
● 2018-08-13 05:42:18
○ 2026-03-14 09:00:06
○ 2026-07-31 11:08:38

○NSns2.heartinternet.co.uk2015-05-29 → 2018-08-13 · 4 obs

● 2015-05-29 23:45:08
● 2018-08-13 05:42:18
○ 2026-03-14 09:00:06
○ 2026-07-31 11:08:38

●NSwest.ns.cloudflare.com2026-03-14 → 2026-07-31 · 3 obs

○ 2018-08-13 05:42:18
● 2026-03-14 09:00:06
● 2026-07-31 11:08:38

●MXeu-smtp-inbound-1.mimecast.com2018-08-13 → 2026-07-31 · 3 obs

○ 2017-02-06 03:39:06
● 2018-08-13 05:42:18
● 2026-07-31 11:08:38

●MXeu-smtp-inbound-2.mimecast.com2018-08-13 → 2026-07-31 · 3 obs

○ 2017-02-06 03:39:06
● 2018-08-13 05:42:18
● 2026-07-31 11:08:38

○MXgreencirclewindows-com.mail.protection.outlook.com2015-05-29 → 2016-04-11 · 4 obs

● 2015-05-29 23:45:08
● 2016-04-11 22:36:02
○ 2017-02-06 03:39:06
○ 2026-07-31 11:08:38

○MXgreencirclewindows.com.bak-mx.uk0108.smtpbak.com2017-02-06 → 2017-02-06 · 4 obs

○ 2016-04-11 22:36:02
● 2017-02-06 03:39:06
○ 2018-08-13 05:42:18
○ 2026-07-31 11:08:38

○MXgreencirclewindows.com.pri-mx.uk0108.smtproutes.com2017-02-06 → 2017-02-06 · 4 obs

○ 2016-04-11 22:36:02
● 2017-02-06 03:39:06
○ 2018-08-13 05:42:18
○ 2026-07-31 11:08:38

○MXmailserver.greencirclewindows.com2015-05-29 → 2015-10-22 · 4 obs

● 2015-05-29 23:45:08
● 2015-10-22 23:05:24
○ 2016-01-17 06:39:54
○ 2026-07-31 11:08:38

●A104.21.36.412026-03-14 → 2026-07-31 · 3 obs

○ 2018-08-13 05:42:18
● 2026-03-14 09:00:06
● 2026-07-31 11:08:38

●A172.67.184.1852026-03-14 → 2026-07-31 · 3 obs

○ 2018-08-13 05:42:18
● 2026-03-14 09:00:06
● 2026-07-31 11:08:38

○A205.186.179.1072017-02-06 → 2018-08-13 · 5 obs

○ 2016-04-11 22:36:02
● 2017-02-06 03:39:06
● 2018-08-13 05:42:18
○ 2026-03-14 09:00:06
○ 2026-07-31 11:08:38

○A2606:4700:3031::6815:24292026-03-14 → 2026-06-04 · 5 obs

○ 2018-08-13 05:42:18
● 2026-03-14 09:00:06
● 2026-06-04 23:14:50
○ 2026-06-21 11:40:42
○ 2026-07-31 11:08:38

●A2606:4700:3032::6815:24292026-06-21 → 2026-07-31 · 3 obs

○ 2026-06-04 23:14:50
● 2026-06-21 11:40:42
● 2026-07-31 11:08:38

●A2606:4700:3037::ac43:b8b92026-03-14 → 2026-07-31 · 3 obs

○ 2018-08-13 05:42:18
● 2026-03-14 09:00:06
● 2026-07-31 11:08:38

○A79.170.40.1682015-05-29 → 2016-04-11 · 4 obs

● 2015-05-29 23:45:08
● 2016-04-11 22:36:02
○ 2017-02-06 03:39:06
○ 2026-07-31 11:08:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
greencirclewindows.com	west.ns.cloudflare.com, karsyn.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.247

NS records: west.ns.cloudflare.com, karsyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for greencirclewindows.com (unsigned zone)

⏱️ Timing

Total: 167ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.184.185, 104.21.36.41`
AAAA	2	`2606:4700:3037::ac43:b8b9, 2606:4700:3032::6815:2429`
NS	2	`karsyn.ns.cloudflare.com, west.ns.cloudflare.com`
MX	2	`eu-smtp-inbound-1.mimecast.com (pri: 10), eu-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	6	`0ed1fe018a62cfdf301b044c37bef6988e5960f2, MS=ms13031646...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`karsyn.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (west.ns.cloudflare.com, west.ns.cloudflare.com, west.ns.cloudflare.com...)

Analysis

Hierarchy

greencirclewindows.com is the parent zone for mailserver.greencirclewindows.com.

IP Addresses

greencirclewindows.com resolves to four IP addresses: 104.21.36.41, 172.67.184.185, 2606:4700:3032::6815:2429 and 2606:4700:3037::ac43:b8b9.

systostraininginstitute.com, kaneohestore.com, cdn-6.blazersforwomen.co.uk.cdn.cloudflare.net and two other host names share IP numbers with greencirclewindows.com.

Name Servers

greencirclewindows.com has two authoritative name servers — karsyn.ns.cloudflare.com and west.ns.cloudflare.com.

greencirclewindows.com uses the same name servers as several other domains — among them artbit.com, scnews.co.uk, kien.net and two more.

greencirclewindows.com partially shares its NS delegation with several other domains, including livland.ca, hddlyz.com, ee-tuhan.com and two others.

These name servers often co-occur with the name servers chase.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

karsyn.ns.cloudflare.com points to 108.162.194.194, 162.159.38.194, 172.64.34.194 and 3 other IP addresses.

west.ns.cloudflare.com points to 108.162.193.247, 172.64.33.247, 173.245.59.247 and 3 other IP addresses.

Mail Servers

Mail for greencirclewindows.com is handled by two mail servers — eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com.

greencirclewindows.com uses an identical mail server configuration to several other domains — among them quintain-estates.com, etmrecycling.co.uk, audio-technica.eu and two more.

greencirclewindows.com has at least partial mail server overlap with other domains such as sasint.co.uk, perfectdraft.de, taer.com and two more.

Hostnames that resolve to 6 IP addresses:

eu-smtp-inbound-1.mimecast.com points to 91.220.42.201, 91.220.42.211, 91.220.42.241 and 3 other IP addresses.

eu-smtp-inbound-2.mimecast.com points to 91.220.42.201, 91.220.42.211, 91.220.42.241 and 3 other IP addresses.

The host names eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com both resolve to 91.220.42.201 IP addresses.

The host names eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com both resolve to 91.220.42.211 IP addresses.

The host names eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com both resolve to 91.220.42.241 IP addresses.

The host names eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com both resolve to 195.130.217.201 IP addresses.

The host names eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com both resolve to 195.130.217.211 IP addresses.

The host names eu-smtp-inbound-1.mimecast.com and eu-smtp-inbound-2.mimecast.com both resolve to 195.130.217.241 IP addresses.