`railsstartup.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:a6c7^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:530f^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.15^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.199^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`burt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`burt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`burt.ns.cloudflare.com`
		A	108.162.193.79^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	172.64.33.79^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	173.245.59.79^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
NS	`zoe.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a95^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c095^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zoe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2095^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zoe.ns.cloudflare.com`
		A	108.162.192.149^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	172.64.32.149^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	173.245.58.149^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.83.15, 172.67.166.199
		IPv6	2606:4700:3032::ac43:a6c7, 2606:4700:3037::6815:530f
SOA	`burt.ns.cloudflare.com`dns@cloudflare.com serial=2397356163

`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

Same first word

railsstartup.com

DNS History

10 records (6 active, 4 former)

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

● 2026-03-23 14:44:56
● 2026-03-23 14:44:58

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

● 2026-03-23 14:44:56
● 2026-03-23 14:44:58

●A104.21.83.152026-03-23 → 2026-03-23 · 2 obs

● 2026-03-23 14:44:56
● 2026-03-23 14:44:58

●A172.67.166.1992026-03-23 → 2026-03-23 · 2 obs

● 2026-03-23 14:44:56
● 2026-03-23 14:44:58

○A188.114.96.02026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-23 14:44:56
○ 2026-03-23 14:44:58

○A188.114.97.02026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-23 14:44:56
○ 2026-03-23 14:44:58

●A2606:4700:3032::ac43:a6c72026-03-23 → 2026-03-23 · 2 obs

● 2026-03-23 14:44:56
● 2026-03-23 14:44:58

●A2606:4700:3037::6815:530f2026-03-23 → 2026-03-23 · 2 obs

● 2026-03-23 14:44:56
● 2026-03-23 14:44:58

○A2a06:98c1:3120::2026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-23 14:44:56
○ 2026-03-23 14:44:58

○A2a06:98c1:3121::2026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-23 14:44:56
○ 2026-03-23 14:44:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
railsstartup.com	zoe.ns.cloudflare.com, burt.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.79

NS records: zoe.ns.cloudflare.com, burt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for railsstartup.com (unsigned zone)

⏱️ Timing

Total: 1249ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.166.199, 104.21.83.15`
AAAA	2	`2606:4700:3032::ac43:a6c7, 2606:4700:3037::6815:530f`
NS	2	`burt.ns.cloudflare.com, zoe.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`burt.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by railsstartup.com: 2606:4700:3032::ac43:a6c7, 2606:4700:3037::6815:530f, 104.21.83.15 and 172.67.166.199.

other host names including forbesargentina.com, lrznet.sbs, favybodygoals.com.ng, fulltingi.is and www.baappliancerepairservice.com share IP numbers with railsstartup.com.

Name Servers

railsstartup.com is delegated to two name servers burt.ns.cloudflare.com and zoe.ns.cloudflare.com.

railsstartup.com shares the same name server setup as other domains, for instance recordere.dk, ermak.me, cliqqit.com, ovi.moe and silbermond-fanclub.de.

railsstartup.com at least partially shares name servers with other domains, for instance cellphone.parts, blacknote.com, uncaughtreferenceerror.com, votgames.com and sohoskincare.com.au.

These name servers are commonly used alongside seamus.ns.cloudflare.com and hugh.ns.cloudflare.com.

Host names with six IP numbers:

Host name burt.ns.cloudflare.com points to: 2606:4700:58::adf5:3b4f, 2803:f800:50::6ca2:c14f, 2a06:98c1:50::ac40:214f, 108.162.193.79, 172.64.33.79 and 173.245.59.79.

Host name zoe.ns.cloudflare.com points to: 2606:4700:50::adf5:3a95, 2803:f800:50::6ca2:c095, 2a06:98c1:50::ac40:2095, 108.162.192.149, 172.64.32.149 and 173.245.58.149.

railsstartup.com - robtex.com