`startupstair.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:9181^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5f94^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.95.148^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.145.129^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`owen.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bdb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`owen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1db^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`owen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21db^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`owen.ns.cloudflare.com`
		A	108.162.193.219^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`owen.ns.cloudflare.com`
		A	172.64.33.219^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`owen.ns.cloudflare.com`
		A	173.245.59.219^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`owen.ns.cloudflare.com`
NS	`sunny.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sunny.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sunny.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sunny.ns.cloudflare.com`
		A	108.162.194.166^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sunny.ns.cloudflare.com`
		A	162.159.38.166^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sunny.ns.cloudflare.com`
		A	172.64.34.166^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sunny.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.95.148, 172.67.145.129
		IPv6	2606:4700:3034::ac43:9181, 2606:4700:3037::6815:5f94
SOA	`owen.ns.cloudflare.com`dns@cloudflare.com serial=2396808347

`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=1774949562

Same first word

startupstair.com

DNS History

11 records (6 active, 5 former)

○NSns65.domaincontrol.com2016-12-15 → 2016-12-15 · 3 obs

● 2016-12-15 13:43:08
○ 2017-08-28 19:56:36
○ 2026-03-31 09:42:54

○NSns66.domaincontrol.com2016-12-15 → 2016-12-15 · 3 obs

● 2016-12-15 13:43:08
○ 2017-08-28 19:56:36
○ 2026-03-31 09:42:54

●NSowen.ns.cloudflare.com2026-03-25 → 2026-03-31 · 3 obs

○ 2017-08-28 19:56:36
● 2026-03-25 09:03:42
● 2026-03-31 09:42:54

●NSsunny.ns.cloudflare.com2026-03-25 → 2026-03-31 · 3 obs

○ 2017-08-28 19:56:36
● 2026-03-25 09:03:42
● 2026-03-31 09:42:54

○MXmailstore1.secureserver.net2016-12-15 → 2016-12-15 · 3 obs

● 2016-12-15 13:43:08
○ 2017-08-28 19:56:36
○ 2026-03-31 09:42:54

○MXsmtp.secureserver.net2016-12-15 → 2016-12-15 · 3 obs

● 2016-12-15 13:43:08
○ 2017-08-28 19:56:36
○ 2026-03-31 09:42:54

●A104.21.95.1482026-03-25 → 2026-03-31 · 3 obs

○ 2017-08-28 19:56:36
● 2026-03-25 09:03:42
● 2026-03-31 09:42:54

○A166.62.27.1442016-12-15 → 2016-12-15 · 3 obs

● 2016-12-15 13:43:08
○ 2017-08-28 19:56:36
○ 2026-03-31 09:42:54

●A172.67.145.1292026-03-25 → 2026-03-31 · 3 obs

○ 2017-08-28 19:56:36
● 2026-03-25 09:03:42
● 2026-03-31 09:42:54

●A2606:4700:3034::ac43:91812026-03-25 → 2026-03-31 · 3 obs

○ 2017-08-28 19:56:36
● 2026-03-25 09:03:42
● 2026-03-31 09:42:54

●A2606:4700:3037::6815:5f942026-03-25 → 2026-03-31 · 3 obs

○ 2017-08-28 19:56:36
● 2026-03-25 09:03:42
● 2026-03-31 09:42:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
startupstair.com	owen.ns.cloudflare.com, sunny.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.166

NS records: owen.ns.cloudflare.com, sunny.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for startupstair.com (unsigned zone)

⏱️ Timing

Total: 153ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.95.148, 172.67.145.129`
AAAA	2	`2606:4700:3034::ac43:9181, 2606:4700:3037::6815:5f94`
NS	2	`owen.ns.cloudflare.com, sunny.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`owen.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by startupstair.com: 2606:4700:3034::ac43:9181, 2606:4700:3037::6815:5f94, 104.21.95.148 and 172.67.145.129.

other host names including kingsofcontent.biz, pvcancer.com, dn88top.com, host-97-2.siberianet.ru and infinistitch.shop share IP numbers with startupstair.com.

Name Servers

startupstair.com is delegated to two name servers owen.ns.cloudflare.com and sunny.ns.cloudflare.com.

startupstair.com shares the same name server setup as other domains, for instance tailandtoast.com, readrefinery.com, fluxparlor.com, sandvoyage.com and smilebox.gifts.

startupstair.com at least partially shares name servers with other domains, for instance algorri.eu, estesmarat.com, cryptocloud.plus, my(0x736578)pressions.com and xxhbjd.com.

these name servers are commonly used alongside mckinley.ns.cloudflare.com.

Host names with six IP numbers:

Host name owen.ns.cloudflare.com points to: 2606:4700:58::adf5:3bdb, 2803:f800:50::6ca2:c1db, 2a06:98c1:50::ac40:21db, 108.162.193.219, 172.64.33.219 and 173.245.59.219.

Host name sunny.ns.cloudflare.com points to: 2606:4700:50::a29f:26a6, 2803:f800:50::6ca2:c2a6, 2a06:98c1:50::ac40:22a6, 108.162.194.166, 162.159.38.166 and 172.64.34.166.

startupstair.com - robtex.com