insertrectangle.com - dns.ninja

`insertrectangle.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:ef^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:8078^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.0.239^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.128.120^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`irena.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:264f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c24f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`irena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:224f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`irena.ns.cloudflare.com`
		A	108.162.194.79^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irena.ns.cloudflare.com`
		A	162.159.38.79^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irena.ns.cloudflare.com`
		A	172.64.34.79^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irena.ns.cloudflare.com`
NS	`rajeev.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rajeev.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rajeev.ns.cloudflare.com`
		A	108.162.193.224^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	172.64.33.224^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	173.245.59.224^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.0.239, 172.67.128.120
		IPv6 hints	2606:4700:3031::6815:ef, 2606:4700:3033::ac43:8078
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com
SOA	`irena.ns.cloudflare.com`dns@cloudflare.com serial=2407815972

`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=1784639617

Same first word

insertrectangle.com

Similar names

lastingercenter.com

DNS History

18 records (8 active, 10 former)

●NSirena.ns.cloudflare.com2026-03-20 → 2026-07-21 · 3 obs

○ 2020-03-30 17:31:06
● 2026-03-20 10:48:32
● 2026-07-21 13:44:02

○NSns1.dreamhost.com2020-03-30 → 2020-03-30 · 3 obs

● 2020-03-30 17:31:06
○ 2026-03-20 10:48:32
○ 2026-07-21 13:44:02

○NSns2.dreamhost.com2020-03-30 → 2020-03-30 · 3 obs

● 2020-03-30 17:31:06
○ 2026-03-20 10:48:32
○ 2026-07-21 13:44:02

○NSns3.dreamhost.com2020-03-30 → 2020-03-30 · 3 obs

● 2020-03-30 17:31:06
○ 2026-03-20 10:48:32
○ 2026-07-21 13:44:02

●NSrajeev.ns.cloudflare.com2026-03-20 → 2026-07-21 · 3 obs

○ 2020-03-30 17:31:06
● 2026-03-20 10:48:32
● 2026-07-21 13:44:02

●MXin1-smtp.messagingengine.com2026-03-20 → 2026-07-21 · 2 obs

● 2026-03-20 10:48:32
● 2026-07-21 13:44:02

●MXin2-smtp.messagingengine.com2026-03-20 → 2026-07-21 · 2 obs

● 2026-03-20 10:48:32
● 2026-07-21 13:44:02

●A104.21.0.2392026-03-20 → 2026-07-21 · 9 obs

○ 2020-03-30 17:31:06
● 2026-03-20 10:48:32
● 2026-04-13 08:56:50
○ 2026-05-03 19:04:46
○ 2026-05-04 06:35:46
● 2026-05-29 07:08:44
○ 2026-06-11 17:12:44
● 2026-07-11 06:20:54
● 2026-07-21 13:44:02

●A172.67.128.1202026-03-20 → 2026-07-21 · 9 obs

○A188.114.96.02026-05-03 → 2026-06-11 · 7 obs

○ 2026-04-13 08:56:50
● 2026-05-03 19:04:46
● 2026-05-04 06:35:46
○ 2026-05-29 07:08:44
● 2026-06-11 17:12:44
○ 2026-07-11 06:20:54
○ 2026-07-21 13:44:02

○A188.114.97.02026-05-03 → 2026-06-11 · 7 obs

○ 2026-04-13 08:56:50
● 2026-05-03 19:04:46
● 2026-05-04 06:35:46
○ 2026-05-29 07:08:44
● 2026-06-11 17:12:44
○ 2026-07-11 06:20:54
○ 2026-07-21 13:44:02

●A2606:4700:3031::6815:ef2026-07-11 → 2026-07-21 · 3 obs

○ 2026-06-11 17:12:44
● 2026-07-11 06:20:54
● 2026-07-21 13:44:02

○A2606:4700:3031::ac43:80782026-03-20 → 2026-05-29 · 8 obs

○ 2020-03-30 17:31:06
● 2026-03-20 10:48:32
● 2026-04-13 08:56:50
○ 2026-05-03 19:04:46
○ 2026-05-04 06:35:46
● 2026-05-29 07:08:44
○ 2026-06-11 17:12:44
○ 2026-07-21 13:44:02

○A2606:4700:3032::6815:ef2026-03-20 → 2026-05-29 · 8 obs

○ 2020-03-30 17:31:06
● 2026-03-20 10:48:32
● 2026-04-13 08:56:50
○ 2026-05-03 19:04:46
○ 2026-05-04 06:35:46
● 2026-05-29 07:08:44
○ 2026-06-11 17:12:44
○ 2026-07-21 13:44:02

●A2606:4700:3033::ac43:80782026-07-11 → 2026-07-21 · 3 obs

○ 2026-06-11 17:12:44
● 2026-07-11 06:20:54
● 2026-07-21 13:44:02

○A2a06:98c1:3120::2026-05-03 → 2026-06-11 · 7 obs

○ 2026-04-13 08:56:50
● 2026-05-03 19:04:46
● 2026-05-04 06:35:46
○ 2026-05-29 07:08:44
● 2026-06-11 17:12:44
○ 2026-07-11 06:20:54
○ 2026-07-21 13:44:02

○A2a06:98c1:3121::2026-05-03 → 2026-06-11 · 7 obs

○ 2026-04-13 08:56:50
● 2026-05-03 19:04:46
● 2026-05-04 06:35:46
○ 2026-05-29 07:08:44
● 2026-06-11 17:12:44
○ 2026-07-11 06:20:54
○ 2026-07-21 13:44:02

○A64.90.43.322020-03-30 → 2020-03-30 · 3 obs

● 2020-03-30 17:31:06
○ 2026-03-20 10:48:32
○ 2026-07-21 13:44:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
insertrectangle.com	rajeev.ns.cloudflare.com, irena.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.224

NS records: rajeev.ns.cloudflare.com, irena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for insertrectangle.com (unsigned zone)

⏱️ Timing

Total: 365ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.0.239, 172.67.128.120`
AAAA	2	`2606:4700:3031::6815:ef, 2606:4700:3033::ac43:8078`
NS	2	`irena.ns.cloudflare.com, rajeev.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com ?`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`irena.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

insertrectangle.com points to the four IP addresses 104.21.0.239, 172.67.128.120, 2606:4700:3031::6815:ef and 2606:4700:3033::ac43:8078.

Additional host names — www.thebestbusinessblog.com, headspin.no, pt.verifiedcog294.de and two others — share IP numbers with insertrectangle.com.

Name Servers

insertrectangle.com has two authoritative name servers — irena.ns.cloudflare.com and rajeev.ns.cloudflare.com.

insertrectangle.com shares its name server setup with other domains, including koblecares.com, dnsprivacy.si, certera.com and two others.

There is at least partial name server overlap between insertrectangle.com and other domains — linkflast.org, casinoni-au.com, forecasthighs.com and two more among them.

These name servers frequently co-occur with the name servers sreeni.ns.cloudflare.com and donovan.ns.cloudflare.com.

Host names with 6 IP numbers:

irena.ns.cloudflare.com points to 108.162.194.79, 162.159.38.79, 172.64.34.79 and 3 other IP addresses.

rajeev.ns.cloudflare.com points to 108.162.193.224, 172.64.33.224, 173.245.59.224 and 3 other IP addresses.

Mail Servers

insertrectangle.com has two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

insertrectangle.com shares the same mail server setup as other domains, including rcmug.org, isnotfamous.com, aichon.com and two others.

insertrectangle.com and a number of other domains — x-x.cc, petcagewarehouse.com, artificialsanity.com and gtuckey.ca among them — share at least some of the same mail servers.

Host names with 8 IP numbers:

in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Host names resolving to four IP addresses:

in2-smtp.messagingengine.com resolves to four IP addresses — 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.