sdf4.com - dns.ninja

`sdf4.com`

DNSSEC	⚠️ Not signed
A	50.193.202.81^{🇺🇸 COMCAST-IBONE50.128.0.0/9 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054}
NS	`ken.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b7f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ken.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ken.ns.cloudflare.com`
		A	108.162.193.127^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	172.64.33.127^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	173.245.59.127^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
NS	`olga.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c089^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olga.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2089^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olga.ns.cloudflare.com`
		A	108.162.192.137^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	172.64.32.137^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	173.245.58.137^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁶⁷⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁹⁹⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`ken.ns.cloudflare.com`dns@cloudflare.com serial=2410744726

`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=1785363337

Subdomains

webserver-01.sdf4.com

Same first word

sdf4.com

Similar names

4dfs.com

dfs4.me

s4fd.com

4fsd.com

sf4d.com

dfs4.com

4fds.com

DNS History

18 records (6 active, 12 former)

○NSdns1.registrar-servers.com2015-06-22 → 2016-12-12 · 4 obs

● 2015-06-22 05:21:52
● 2016-12-12 04:17:24
○ 2026-03-29 04:15:46
○ 2026-07-29 22:40:06

○NSdns2.registrar-servers.com2015-06-22 → 2016-12-12 · 4 obs

● 2015-06-22 05:21:52
● 2016-12-12 04:17:24
○ 2026-03-29 04:15:46
○ 2026-07-29 22:40:06

○NSdns3.registrar-servers.com2015-06-22 → 2016-04-02 · 4 obs

● 2015-06-22 05:21:52
● 2016-04-02 08:41:00
○ 2016-06-20 20:32:00
○ 2026-07-29 22:40:06

○NSdns4.registrar-servers.com2015-06-22 → 2016-04-02 · 4 obs

● 2015-06-22 05:21:52
● 2016-04-02 08:41:00
○ 2016-06-20 20:32:00
○ 2026-07-29 22:40:06

○NSdns5.registrar-servers.com2015-06-22 → 2016-04-02 · 4 obs

● 2015-06-22 05:21:52
● 2016-04-02 08:41:00
○ 2016-06-20 20:32:00
○ 2026-07-29 22:40:06

●NSken.ns.cloudflare.com2026-03-29 → 2026-07-29 · 3 obs

○ 2016-12-12 04:17:24
● 2026-03-29 04:15:46
● 2026-07-29 22:40:06

●NSolga.ns.cloudflare.com2026-03-29 → 2026-07-29 · 3 obs

○ 2016-12-12 04:17:24
● 2026-03-29 04:15:46
● 2026-07-29 22:40:06

○MXeforward1.registrar-servers.com2015-06-22 → 2016-12-12 · 4 obs

● 2015-06-22 05:21:52
● 2016-12-12 04:17:24
○ 2026-03-29 04:15:46
○ 2026-07-29 22:40:06

○MXeforward2.registrar-servers.com2015-06-22 → 2016-12-12 · 4 obs

● 2015-06-22 05:21:52
● 2016-12-12 04:17:24
○ 2026-03-29 04:15:46
○ 2026-07-29 22:40:06

○MXeforward3.registrar-servers.com2015-06-22 → 2016-12-12 · 4 obs

● 2015-06-22 05:21:52
● 2016-12-12 04:17:24
○ 2026-03-29 04:15:46
○ 2026-07-29 22:40:06

○MXeforward4.registrar-servers.com2015-06-22 → 2016-12-12 · 4 obs

● 2015-06-22 05:21:52
● 2016-12-12 04:17:24
○ 2026-03-29 04:15:46
○ 2026-07-29 22:40:06

○MXeforward5.registrar-servers.com2015-06-22 → 2016-12-12 · 4 obs

● 2015-06-22 05:21:52
● 2016-12-12 04:17:24
○ 2026-03-29 04:15:46
○ 2026-07-29 22:40:06

○MXgator4054.hostgator.com2026-03-29 → 2026-03-29 · 4 obs

○ 2016-12-12 04:17:24
● 2026-03-29 04:15:46
○ 2026-04-15 06:39:24
○ 2026-07-29 22:40:06

●MXroute1.mx.cloudflare.net2026-04-15 → 2026-07-29 · 3 obs

○ 2026-03-29 04:15:46
● 2026-04-15 06:39:24
● 2026-07-29 22:40:06

●MXroute2.mx.cloudflare.net2026-04-15 → 2026-07-29 · 3 obs

○ 2026-03-29 04:15:46
● 2026-04-15 06:39:24
● 2026-07-29 22:40:06

●MXroute3.mx.cloudflare.net2026-04-15 → 2026-07-29 · 3 obs

○ 2026-03-29 04:15:46
● 2026-04-15 06:39:24
● 2026-07-29 22:40:06

●A50.193.202.812026-03-29 → 2026-07-29 · 3 obs

○ 2016-12-12 04:17:24
● 2026-03-29 04:15:46
● 2026-07-29 22:40:06

○A50.193.202.822015-06-22 → 2016-12-12 · 4 obs

● 2015-06-22 05:21:52
● 2016-12-12 04:17:24
○ 2026-03-29 04:15:46
○ 2026-07-29 22:40:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net...	-
sdf4.com	ken.ns.cloudflare.com, olga.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.137

NS records: ken.ns.cloudflare.com, olga.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sdf4.com (unsigned zone)

⏱️ Timing

Total: 213ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.193.202.81`
NS	2	`ken.ns.cloudflare.com, olga.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 23), route3.mx.cloudflare.net (pri: 67)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`ken.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

sdf4.com serves as the parent of webserver-01.sdf4.com.

IP Addresses

sdf4.com has exactly one IP address — 50.193.202.81.

Name Servers

sdf4.com is served by two delegated name servers, ken.ns.cloudflare.com and olga.ns.cloudflare.com.

The name server configuration of sdf4.com is shared with other domains, for instance airport-codes.org, autolaborexpert.com, eszva.com and two others.

sdf4.com has at least partial name server overlap with other domains, such as popricezhen.com.tw, (0x74697473)reviewed.com, beeinternational.co.in and two others.

These name servers tend to appear together with the name servers lisa.ns.cloudflare.com, ns1.colocrossing.com and ns2.colocrossing.com.

Hosts with 6 IP addresses each:

ken.ns.cloudflare.com carries IP addresses 108.162.193.127, 172.64.33.127 and 173.245.59.127, with 3 other addresses beyond those.

olga.ns.cloudflare.com carries IP addresses 108.162.192.137, 172.64.32.137 and 173.245.58.137, with 3 other addresses beyond those.

Mail Servers

sdf4.com has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by sdf4.com are shared with other domains: cd-media-service.de, auto-ally.ru, agan.net and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.