`cellformulas.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:81a4^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:1a7^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.1.167^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.164^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amos.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c78^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amos.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c378^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amos.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2378^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amos.ns.cloudflare.com`
		A	108.162.195.120^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amos.ns.cloudflare.com`
		A	162.159.44.120^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amos.ns.cloudflare.com`
		A	172.64.35.120^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amos.ns.cloudflare.com`
NS	`cortney.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c057^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cortney.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2057^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cortney.ns.cloudflare.com`
		A	108.162.192.87^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	172.64.32.87^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	173.245.58.87^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.1.167, 172.67.129.164
		IPv6	2606:4700:3033::ac43:81a4, 2606:4700:3034::6815:1a7
SOA	`amos.ns.cloudflare.com`dns@cloudflare.com serial=2395751231

`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=1771291435

⚠️ On DNS blocklist: tif

Same first word

cellformulas.com

DNS History

10 records (6 active, 4 former)

●NSamos.ns.cloudflare.com2026-03-22 → 2026-03-23 · 2 obs

● 2026-03-22 20:00:36
● 2026-03-23 13:18:04

●NScortney.ns.cloudflare.com2026-03-22 → 2026-03-23 · 2 obs

● 2026-03-22 20:00:36
● 2026-03-23 13:18:04

●A104.21.1.1672026-03-22 → 2026-03-23 · 4 obs

● 2026-03-22 20:00:36
○ 2026-03-23 07:29:10
● 2026-03-23 13:18:02
● 2026-03-23 13:18:04

●A172.67.129.1642026-03-22 → 2026-03-23 · 4 obs

● 2026-03-22 20:00:36
○ 2026-03-23 07:29:10
● 2026-03-23 13:18:02
● 2026-03-23 13:18:04

○A188.114.96.02026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-22 20:00:36
● 2026-03-23 07:29:10
○ 2026-03-23 13:18:02
○ 2026-03-23 13:18:04

○A188.114.97.02026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-22 20:00:36
● 2026-03-23 07:29:10
○ 2026-03-23 13:18:02
○ 2026-03-23 13:18:04

●A2606:4700:3033::ac43:81a42026-03-22 → 2026-03-23 · 4 obs

● 2026-03-22 20:00:36
○ 2026-03-23 07:29:10
● 2026-03-23 13:18:02
● 2026-03-23 13:18:04

●A2606:4700:3034::6815:1a72026-03-22 → 2026-03-23 · 4 obs

● 2026-03-22 20:00:36
○ 2026-03-23 07:29:10
● 2026-03-23 13:18:02
● 2026-03-23 13:18:04

○A2a06:98c1:3120::2026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-22 20:00:36
● 2026-03-23 07:29:10
○ 2026-03-23 13:18:02
○ 2026-03-23 13:18:04

○A2a06:98c1:3121::2026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-22 20:00:36
● 2026-03-23 07:29:10
○ 2026-03-23 13:18:02
○ 2026-03-23 13:18:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net...	-
cellformulas.com	cortney.ns.cloudflare.com, amos.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.87

NS records: cortney.ns.cloudflare.com, amos.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cellformulas.com (unsigned zone)

⏱️ Timing

Total: 121ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.129.164, 104.21.1.167`
AAAA	2	`2606:4700:3034::6815:1a7, 2606:4700:3033::ac43:81a4`
NS	2	`amos.ns.cloudflare.com, cortney.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amos.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cellformulas.com maps to four IP numbers: 2606:4700:3033::ac43:81a4, 2606:4700:3034::6815:1a7, 104.21.1.167 and 172.67.129.164.

other host names include catchinglife.co.uk, position-absolute.com, random-universe.com, blog.simplejustice.us and escapeout.com.br; they share IP numbers with cellformulas.com.

Name Servers

Two name servers amos.ns.cloudflare.com and cortney.ns.cloudflare.com handle the delegation for cellformulas.com.

cellformulas.com shares the same name server setup as other domains, for instance trustcenter.sbs, pacificideas.cam, storyglyph1.sbs, forestgate.top and innermodels.click.

cellformulas.com at least partially shares name servers with other domains, for instance batikbymirah.com, cmhc-schl.com, jizhiyoupin.com, sellsday.site and aquazon.es.

These name servers are commonly used with teagan.ns.cloudflare.com and jason.ns.cloudflare.com.

Six IP addresses per host:

amos.ns.cloudflare.com points to 2606:4700:58::a29f:2c78, 2803:f800:50::6ca2:c378, 2a06:98c1:50::ac40:2378, 108.162.195.120, 162.159.44.120 and 172.64.35.120; cortney.ns.cloudflare.com points to 2606:4700:50::adf5:3a57, 2803:f800:50::6ca2:c057, 2a06:98c1:50::ac40:2057, 108.162.192.87, 172.64.32.87 and 173.245.58.87

cellformulas.com - robtex.com