`cost911.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:473b^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a9fb^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.71.59^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.169.251^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`neil.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bd3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`neil.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`neil.ns.cloudflare.com`
		A	108.162.193.211^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
		A	172.64.33.211^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
		A	173.245.59.211^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
NS	`novalee.ns.cloudflare.com`
		A	2606:4700:50::a29f:26b6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`novalee.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`novalee.ns.cloudflare.com`
		A	108.162.194.182^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
		A	162.159.38.182^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
		A	172.64.34.182^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.71.59, 172.67.169.251
		IPv6 hints	2606:4700:3031::6815:473b, 2606:4700:3033::ac43:a9fb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=59, name=cloudflare-ech.com
SOA	`neil.ns.cloudflare.com`dns@cloudflare.com serial=2399305832

`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=1775979427

Same first word

cost911.com

DNS History

16 records (6 active, 10 former)

●NSneil.ns.cloudflare.com2026-03-27 → 2026-04-12 · 3 obs

○ 2020-02-29 21:39:44
● 2026-03-27 16:55:02
● 2026-04-12 07:53:30

●NSnovalee.ns.cloudflare.com2026-03-27 → 2026-04-12 · 3 obs

○ 2020-02-29 21:39:44
● 2026-03-27 16:55:02
● 2026-04-12 07:53:30

○NSns1.onlydomains.com2020-02-29 → 2020-02-29 · 4 obs

○ 2015-10-19 08:33:34
● 2020-02-29 21:39:44
○ 2026-03-27 16:55:02
○ 2026-04-12 07:53:30

○NSns2.onlydomains.com2020-02-29 → 2020-02-29 · 4 obs

○ 2015-10-19 08:33:34
● 2020-02-29 21:39:44
○ 2026-03-27 16:55:02
○ 2026-04-12 07:53:30

○NSns3.onlydomains.com2020-02-29 → 2020-02-29 · 4 obs

○ 2015-10-19 08:33:34
● 2020-02-29 21:39:44
○ 2026-03-27 16:55:02
○ 2026-04-12 07:53:30

○NSns39.domaincontrol.com2008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 20:17:56
○ 2015-10-19 08:33:34
○ 2026-04-12 07:53:30

○NSns40.domaincontrol.com2008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 20:17:56
○ 2015-10-19 08:33:34
○ 2026-04-12 07:53:30

○MXmail.cost911.com2020-02-29 → 2020-02-29 · 4 obs

○ 2015-10-19 08:33:34
● 2020-02-29 21:39:44
○ 2026-03-27 16:55:02
○ 2026-04-12 07:53:30

○MXmailstore1.secureserver.net2008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 20:17:56
○ 2015-10-19 08:33:34
○ 2026-04-12 07:53:30

○MXsmtp.secureserver.net2008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 20:17:56
○ 2015-10-19 08:33:34
○ 2026-04-12 07:53:30

●A104.21.71.592026-03-27 → 2026-04-12 · 3 obs

○ 2020-02-29 21:39:44
● 2026-03-27 16:55:02
● 2026-04-12 07:53:30

●A172.67.169.2512026-03-27 → 2026-04-12 · 3 obs

○ 2020-02-29 21:39:44
● 2026-03-27 16:55:02
● 2026-04-12 07:53:30

○A198.50.252.642020-02-29 → 2020-02-29 · 4 obs

○ 2015-10-19 08:33:34
● 2020-02-29 21:39:44
○ 2026-03-27 16:55:02
○ 2026-04-12 07:53:30

●A2606:4700:3031::6815:473b2026-03-27 → 2026-04-12 · 3 obs

○ 2020-02-29 21:39:44
● 2026-03-27 16:55:02
● 2026-04-12 07:53:30

●A2606:4700:3033::ac43:a9fb2026-03-27 → 2026-04-12 · 3 obs

○ 2020-02-29 21:39:44
● 2026-03-27 16:55:02
● 2026-04-12 07:53:30

○A68.178.232.1002008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 20:17:56
○ 2015-10-19 08:33:34
○ 2026-04-12 07:53:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net...	-
cost911.com	neil.ns.cloudflare.com, novalee.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.211

NS records: neil.ns.cloudflare.com, novalee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cost911.com (unsigned zone)

⏱️ Timing

Total: 156ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.71.59, 172.67.169.251`
AAAA	2	`2606:4700:3033::ac43:a9fb, 2606:4700:3031::6815:473b`
NS	2	`neil.ns.cloudflare.com, novalee.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`neil.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by cost911.com: 2606:4700:3031::6815:473b, 2606:4700:3033::ac43:a9fb, 104.21.71.59 and 172.67.169.251.

other host names including docteur-zwillinger.com, duocphamnhatnhat.com, mr.sc, raranobonmanagementco.digital and 69366.cn share IP numbers with cost911.com.

Name Servers

cost911.com is delegated to two name servers neil.ns.cloudflare.com and novalee.ns.cloudflare.com.

cost911.com shares the same name server setup as other domains, for instance macasstore.com, usa-quotes.com, ustribalnations.com, uwbcsp.com and nrmsachapter.com.

cost911.com at least partially shares name servers with other domains, for instance ishizakamiki.com, dgltec.com, rythmesdumonde.com, aedis.ca and discounttirecity.com.

These name servers are commonly used with fay.ns.cloudflare.com, adi.ns.cloudflare.com, armfazh.ns.cloudflare.com, amber.ns.cloudflare.com and gerardo.ns.cloudflare.com.

Host names with six IP numbers:

Host name neil.ns.cloudflare.com points to: 2606:4700:58::adf5:3bd3, 2803:f800:50::6ca2:c1d3, 2a06:98c1:50::ac40:21d3, 108.162.193.211, 172.64.33.211 and 173.245.59.211.

Host name novalee.ns.cloudflare.com points to: 2606:4700:50::a29f:26b6, 2803:f800:50::6ca2:c2b6, 2a06:98c1:50::ac40:22b6, 108.162.194.182, 162.159.38.182 and 172.64.34.182.

cost911.com - robtex.com

cost911.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`cost911.com`

`com`