`fourpercentrule.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:dfc1^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:4ea2^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.162^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.223.193^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`angela.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a41^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c041^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`angela.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2041^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`angela.ns.cloudflare.com`
		A	108.162.192.65^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
		A	172.64.32.65^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
		A	173.245.58.65^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
NS	`phil.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c189^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`phil.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2189^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`phil.ns.cloudflare.com`
		A	108.162.193.137^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	172.64.33.137^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	173.245.59.137^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
MX	`mx1.improvmx.com` ⭐
		A	2a05:d012:412:e201:88aa:e7b9:7a43:12d7^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:f36:2c1f:1a49:d38a^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:373a:f51a:4a85:1d25^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.37.195.136^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-37-195-136.eu-west-3.compute.amazonaws.com`
		A	15.236.236.160^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-236-160.eu-west-3.compute.amazonaws.com`
		A	35.181.18.45^{🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix}
			PTR	`ec2-35-181-18-45.eu-west-3.compute.amazonaws.com`
MX	`mx2.improvmx.com`⁽²⁰⁾
		A	2a05:d012:412:e201:1f6e:f6e4:8fd7:4678^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:e81e:cc44:3b53:8a3d^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:7e33:3d9c:28d7:ee20^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.36.107.63^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-107-63.eu-west-3.compute.amazonaws.com`
		A	13.36.222.39^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-222-39.eu-west-3.compute.amazonaws.com`
		A	15.236.61.92^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-61-92.eu-west-3.compute.amazonaws.com`
TXT	`google-site-verification=ylrDFeSENALcjzHTfY-jf6Mhp8uahyxzWT9QoS6WLe8`
TXT	`v=spf1 include:spf.improvmx.com include:sendgrid.net include:spf.mailjet.com ...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.78.162, 172.67.223.193
		IPv6	2606:4700:3030::ac43:dfc1, 2606:4700:3035::6815:4ea2
SOA	`angela.ns.cloudflare.com`dns@cloudflare.com serial=2399207321

`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=1774471447

Previously MX for

fourpercentrule.com

Same first word

fourpercentrule.com

DNS History

15 records (8 active, 7 former)

●NSangela.ns.cloudflare.com2026-03-10 → 2026-03-25 · 3 obs

○ 2016-12-29 00:42:26
● 2026-03-10 04:08:12
● 2026-03-25 20:54:26

○NSns1.trendtimer.com2015-07-17 → 2016-12-29 · 4 obs

● 2015-07-17 11:08:24
● 2016-12-29 00:42:26
○ 2026-03-10 04:08:12
○ 2026-03-25 20:54:26

○NSns2.trendtimer.com2015-07-17 → 2016-12-29 · 4 obs

● 2015-07-17 11:08:24
● 2016-12-29 00:42:26
○ 2026-03-10 04:08:12
○ 2026-03-25 20:54:26

○NSns27.worldnic.com2026-03-10 → 2026-03-25 · 2 obs

○ 2026-03-10 04:08:12
○ 2026-03-25 20:54:26

○NSns28.worldnic.com2026-03-10 → 2026-03-25 · 2 obs

○ 2026-03-10 04:08:12
○ 2026-03-25 20:54:26

●NSphil.ns.cloudflare.com2026-03-10 → 2026-03-25 · 3 obs

○ 2016-12-29 00:42:26
● 2026-03-10 04:08:12
● 2026-03-25 20:54:26

○MXfourpercentrule.com2015-07-17 → 2016-12-29 · 4 obs

● 2015-07-17 11:08:24
● 2016-12-29 00:42:26
○ 2026-03-10 04:08:12
○ 2026-03-25 20:54:26

●MXmx1.improvmx.com2026-03-10 → 2026-03-25 · 3 obs

○ 2016-12-29 00:42:26
● 2026-03-10 04:08:12
● 2026-03-25 20:54:26

●MXmx2.improvmx.com2026-03-10 → 2026-03-25 · 3 obs

○ 2016-12-29 00:42:26
● 2026-03-10 04:08:12
● 2026-03-25 20:54:26

●A104.21.78.1622026-03-10 → 2026-03-25 · 3 obs

○ 2016-12-29 00:42:26
● 2026-03-10 04:08:12
● 2026-03-25 20:54:26

○A172.234.224.1522026-03-10 → 2026-03-25 · 2 obs

○ 2026-03-10 04:08:12
○ 2026-03-25 20:54:26

●A172.67.223.1932026-03-10 → 2026-03-25 · 3 obs

○ 2016-12-29 00:42:26
● 2026-03-10 04:08:12
● 2026-03-25 20:54:26

○A198.89.126.1232015-07-17 → 2016-12-29 · 4 obs

● 2015-07-17 11:08:24
● 2016-12-29 00:42:26
○ 2026-03-10 04:08:12
○ 2026-03-25 20:54:26

●A2606:4700:3030::ac43:dfc12026-03-10 → 2026-03-25 · 3 obs

○ 2016-12-29 00:42:26
● 2026-03-10 04:08:12
● 2026-03-25 20:54:26

●A2606:4700:3035::6815:4ea22026-03-10 → 2026-03-25 · 3 obs

○ 2016-12-29 00:42:26
● 2026-03-10 04:08:12
● 2026-03-25 20:54:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net...	-
fourpercentrule.com	phil.ns.cloudflare.com, angela.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.137

NS records: phil.ns.cloudflare.com, angela.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fourpercentrule.com (unsigned zone)

⏱️ Timing

Total: 317ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.78.162, 172.67.223.193`
AAAA	2	`2606:4700:3035::6815:4ea2, 2606:4700:3030::ac43:dfc1`
NS	2	`angela.ns.cloudflare.com, phil.ns.cloudflare.com`
MX	2	`mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)`
TXT	2	`google-site-verification=ylrDFeSENALcjzH, v=spf1 include:spf.improvmx.com include:`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`angela.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

fourpercentrule.com maps to four IP numbers: 2606:4700:3030::ac43:dfc1, 2606:4700:3035::6815:4ea2, 104.21.78.162 and 172.67.223.193.

Other host names, for instance capecomputerhelp.com, archerybeds.com, www.resentervice.com, vaci-naplo.hu and radiosaugat.org.np share IP numbers with fourpercentrule.com.

Name Servers

Two name servers angela.ns.cloudflare.com and phil.ns.cloudflare.com handle delegation for fourpercentrule.com.

fourpercentrule.com uses the same name server setup as other domains, for example slimjs.com, absolutvision.com, yellowcurve.net, getraenke.com and redserv.net.

fourpercentrule.com partially shares name servers with other domains; examples include adme.net.au, 112vallei.nl, leafservices.info, zepto.express and ganofins.com.

Host names with six IP numbers: angela.ns.cloudflare.com points to: 2606:4700:50::adf5:3a41, 2803:f800:50::6ca2:c041, 2a06:98c1:50::ac40:2041, 108.162.192.65, 172.64.32.65 and 173.245.58.65; phil.ns.cloudflare.com points to: 2606:4700:58::adf5:3b89, 2803:f800:50::6ca2:c189, 2a06:98c1:50::ac40:2189, 108.162.193.137, 172.64.33.137 and 173.245.59.137.

Mail Servers

fourpercentrule.com is handled by two mail servers: mx1.improvmx.com and mx2.improvmx.com.

fourpercentrule.com has the same mail server setup as other domains, including regenesist.com, grumacorporation.com, kristinplater.com, enacloud.me and sjaaks.be.

Some mail servers are shared between fourpercentrule.com and other domains, for example yishares.com.

Host names with six IP numbers: mx1.improvmx.com points to: 2a05:d012:412:e201:88aa:e7b9:7a43:12d7, 2a05:d012:412:e202:f36:2c1f:1a49:d38a, 2a05:d012:412:e203:373a:f51a:4a85:1d25, 13.37.195.136, 15.236.236.160 and 35.181.18.45; mx2.improvmx.com points to: 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678, 2a05:d012:412:e202:e81e:cc44:3b53:8a3d, 2a05:d012:412:e203:7e33:3d9c:28d7:ee20, 13.36.107.63, 13.36.222.39 and 15.236.61.92.

fourpercentrule.com - robtex.com