`sd4u.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:ab25^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:2f80^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.128^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.37^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arvind.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ce3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arvind.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arvind.ns.cloudflare.com`
		A	108.162.195.227^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
		A	162.159.44.227^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
		A	172.64.35.227^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
NS	`sima.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ade^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0de^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sima.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20de^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sima.ns.cloudflare.com`
		A	108.162.192.222^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	172.64.32.222^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	173.245.58.222^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.47.128, 172.67.171.37
		IPv6	2606:4700:3031::ac43:ab25, 2606:4700:3034::6815:2f80
SOA	`arvind.ns.cloudflare.com`dns@cloudflare.com serial=2398336641

`net`

	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=1771291465

📈 Tranco rank: #349,784

Same first word

sd4u.com

sd4u.net

Similar names

us4d.com

dsu4.ru

ds4u.eu

ds4u.com

d4us.com

4uds.net

du4s.com

usd4.com

4usd.com

su4d.com

4dus.com

ds4u.net

ds4u.co.uk

u4ds.us

dus4.com

ds4u.de

d4us.de

ud4s.com

4usd.net

ds4u.cc

d4us.pl

u4sd.org

u4ds.com

DNS History

15 records (6 active, 9 former)

●NSarvind.ns.cloudflare.com2026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-10 08:55:16
● 2026-02-27 13:49:56
● 2026-03-23 09:11:38

○NSns25.domaincontrol.com2017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 09:10:28
○ 2018-01-10 08:55:16
○ 2026-03-23 09:11:38

○NSns26.domaincontrol.com2017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 09:10:28
○ 2018-01-10 08:55:16
○ 2026-03-23 09:11:38

●NSsima.ns.cloudflare.com2026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-10 08:55:16
● 2026-02-27 13:49:56
● 2026-03-23 09:11:38

○MXalt1.aspmx.l.google.com2017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 09:10:28
○ 2018-01-10 08:55:16
○ 2026-03-23 09:11:38

○MXalt2.aspmx.l.google.com2017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 09:10:28
○ 2018-01-10 08:55:16
○ 2026-03-23 09:11:38

○MXalt3.aspmx.l.google.com2017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 09:10:28
○ 2018-01-10 08:55:16
○ 2026-03-23 09:11:38

○MXalt4.aspmx.l.google.com2017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 09:10:28
○ 2018-01-10 08:55:16
○ 2026-03-23 09:11:38

○MXaspmx.l.google.com2017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 09:10:28
○ 2018-01-10 08:55:16
○ 2026-03-23 09:11:38

●A104.21.47.1282026-02-27 → 2026-03-23 · 5 obs

○ 2018-01-10 08:55:16
● 2026-02-27 13:49:56
○ 2026-03-11 11:54:30
● 2026-03-20 02:04:12
● 2026-03-23 09:11:38

○A172.64.80.12026-03-11 → 2026-03-11 · 4 obs

○ 2026-02-27 13:49:56
● 2026-03-11 11:54:30
○ 2026-03-20 02:04:12
○ 2026-03-23 09:11:38

●A172.67.171.372026-02-27 → 2026-03-23 · 5 obs

○ 2018-01-10 08:55:16
● 2026-02-27 13:49:56
○ 2026-03-11 11:54:30
● 2026-03-20 02:04:12
● 2026-03-23 09:11:38

○A184.168.221.82017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 09:10:28
○ 2018-01-10 08:55:16
○ 2026-03-23 09:11:38

●A2606:4700:3031::ac43:ab252026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-10 08:55:16
● 2026-02-27 13:49:56
● 2026-03-23 09:11:38

●A2606:4700:3034::6815:2f802026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-10 08:55:16
● 2026-02-27 13:49:56
● 2026-03-23 09:11:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	d.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net...	-
sd4u.net	sima.ns.cloudflare.com, arvind.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.222

NS records: sima.ns.cloudflare.com, arvind.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sd4u.net (unsigned zone)

⏱️ Timing

Total: 308ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.47.128, 172.67.171.37`
AAAA	1	`2606:4700:130:436c:6f75:6466:6c61:7265`
NS	2	`arvind.ns.cloudflare.com, sima.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arvind.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

sd4u.net maps to four IP numbers: 2606:4700:3031::ac43:ab25, 2606:4700:3034::6815:2f80, 104.21.47.128 and 172.67.171.37.

other host names include bronytales.com, www.mrfuntie.com, folger.net, darabgerd.com and golvlabs.com; they share IP numbers with sd4u.net.

Name Servers

Two name servers arvind.ns.cloudflare.com and sima.ns.cloudflare.com handle the delegation for sd4u.net.

sd4u.net shares the same name server setup as other domains, for instance egy-best.media, shah4u.media, sheid4u.com, shahid4u.promo and mycima.homes.

sd4u.net at least partially shares name servers with other domains, for instance redirect31.net, ragna.is, plexmovies.net, stylusonline.org and stellingwerfcollege.nl.

These name servers are commonly used with the following: gail.ns.cloudflare.com, owen.ns.cloudflare.com, zelda.ns.cloudflare.com and sage.ns.cloudflare.com.

Six IP addresses per host:

arvind.ns.cloudflare.com points to 2606:4700:58::a29f:2ce3, 2803:f800:50::6ca2:c3e3, 2a06:98c1:50::ac40:23e3, 108.162.195.227, 162.159.44.227 and 172.64.35.227; sima.ns.cloudflare.com points to 2606:4700:50::adf5:3ade, 2803:f800:50::6ca2:c0de, 2a06:98c1:50::ac40:20de, 108.162.192.222, 172.64.32.222 and 173.245.58.222

sd4u.net - robtex.com

sd4u.net

net

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`sd4u.net`

`net`