`certaintysoftware.mobi`

DNSSEC	⚠️ Not signed
A	2606:4700:10::6814:2d1c^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:10::ac42:a3cf^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.20.45.28^{Cloudflare104.20.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.163.207^{🇺🇸 Cloudflare172.66.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`henry.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`henry.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`henry.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`henry.ns.cloudflare.com`
		A	108.162.193.176^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`henry.ns.cloudflare.com`
		A	172.64.33.176^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`henry.ns.cloudflare.com`
		A	173.245.59.176^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`henry.ns.cloudflare.com`
NS	`michelle.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`michelle.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`michelle.ns.cloudflare.com`
		A	108.162.192.201^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	172.64.32.201^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	173.245.58.201^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
TXT	`8jlb6w6k9dckc4psmcsxyxkx328cfx17`
TXT	`_xiqmqbncjlz63jl5e8sqch9c81t18zk`
TXT	`msbq04yqx242p24v6gjwch9qbgctb89q`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.20.45.28, 172.66.163.207
		IPv6 hints	2606:4700:10::6814:2d1c, 2606:4700:10::ac42:a3cf
SOA	`henry.ns.cloudflare.com`dns@cloudflare.com serial=2403595874

`mobi`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.mobi.afilias-nst.info` ⭐
	NS	`a2.mobi.afilias-nst.info`
	NS	`b0.mobi.afilias-nst.org`
	NS	`b2.mobi.afilias-nst.org`
	NS	`c0.mobi.afilias-nst.info`
	NS	`d0.mobi.afilias-nst.org`
	SOA	`a0.mobi.afilias-nst.info`hostmaster@donuts.email serial=1778696049

Same first word

certaintysoftware.com

certaintysoftware.mobi

DNS History

6 records (6 active, 0 former)

●NShenry.ns.cloudflare.com2026-03-31 → 2026-05-13 · 2 obs

● 2026-03-31 13:01:54
● 2026-05-13 18:39:28

●NSmichelle.ns.cloudflare.com2026-03-31 → 2026-05-13 · 2 obs

● 2026-03-31 13:01:54
● 2026-05-13 18:39:28

●A104.20.45.282026-03-31 → 2026-05-13 · 2 obs

● 2026-03-31 13:01:54
● 2026-05-13 18:39:28

●A172.66.163.2072026-03-31 → 2026-05-13 · 2 obs

● 2026-03-31 13:01:54
● 2026-05-13 18:39:28

●A2606:4700:10::6814:2d1c2026-03-31 → 2026-05-13 · 2 obs

● 2026-03-31 13:01:54
● 2026-05-13 18:39:28

●A2606:4700:10::ac42:a3cf2026-03-31 → 2026-05-13 · 2 obs

● 2026-03-31 13:01:54
● 2026-05-13 18:39:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
mobi	a0.mobi.afilias-nst.info, a2.mobi.afilias-nst.info, b0.mobi.afilias-nst.org, b2.mobi.afilias-nst.org...	12 records
certaintysoftware.mobi	michelle.ns.cloudflare.com, henry.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.176

NS records: michelle.ns.cloudflare.com, henry.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certaintysoftware.mobi (unsigned zone)

⏱️ Timing

Total: 689ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.66.163.207, 104.20.45.28`
AAAA	2	`2606:4700:10::ac42:a3cf, 2606:4700:10::6814:2d1c`
NS	2	`henry.ns.cloudflare.com, michelle.ns.cloudflare.com`
TXT	3	`8jlb6w6k9dckc4psmcsxyxkx328cfx17, _xiqmqbncjlz63jl5e8sqch9c81t18zk...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`henry.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (a0.mobi.afilias-nst.info, a0.mobi.afilias-nst.info, a2.mobi.afilias-nst.info...)

Analysis

IP Addresses

certaintysoftware.mobi refers to four IP numbers: 2606:4700:10::6814:2d1c, 2606:4700:10::ac42:a3cf, 104.20.45.28 and 172.66.163.207.

Other host names, for instance super.homelane.com, homelane.com, www.homelane.com, www.sanity.com.au and inalambria.inalambria.com share IP numbers with certaintysoftware.mobi.

Name Servers

certaintysoftware.mobi's delegation uses two name servers: henry.ns.cloudflare.com and michelle.ns.cloudflare.com.

certaintysoftware.mobi uses the same name server setup as other domains, such as ryan-ziegler.workers.dev, simbiz.com.au, dabet1.org, 0769c.com and 1001patterns.com.

certaintysoftware.mobi at least partially shares name servers with other domains, including mxl.lt, cdhsyy.com, pantsbuild.org, familyofficeportfolioinsights.info and maryolsenbooks.com.

These name servers are often used with zainab.ns.cloudflare.com and candy.ns.cloudflare.com.

Host names with six IP numbers:

henry.ns.cloudflare.com points to 2606:4700:58::adf5:3bb0, 2803:f800:50::6ca2:c1b0, 2a06:98c1:50::ac40:21b0, 108.162.193.176, 172.64.33.176 and 173.245.59.176.

michelle.ns.cloudflare.com points to 2606:4700:50::adf5:3ac9, 2803:f800:50::6ca2:c0c9, 2a06:98c1:50::ac40:20c9, 108.162.192.201, 172.64.32.201 and 173.245.58.201.

certaintysoftware.mobi - robtex.com