`u4support.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:ce90^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:3288^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.50.136^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.206.144^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jake.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b7a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jake.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jake.ns.cloudflare.com`
		A	108.162.193.122^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	172.64.33.122^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	173.245.59.122^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
NS	`sonia.ns.cloudflare.com`
		A	2606:4700:50::a29f:26be^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sonia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sonia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sonia.ns.cloudflare.com`
		A	108.162.194.190^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sonia.ns.cloudflare.com`
		A	162.159.38.190^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sonia.ns.cloudflare.com`
		A	172.64.34.190^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sonia.ns.cloudflare.com`
MX	`mx1-hosting.jellyfish.systems` ⭐
		A	162.255.118.28^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse3a.privateemail.com`
MX	`mx2-hosting.jellyfish.systems`⁽¹⁰⁾
		A	162.255.118.29^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse2b.privateemail.com`
MX	`mx3-hosting.jellyfish.systems`⁽²⁰⁾
		A	162.255.118.13^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`mx3-hosting.jellyfish.systems`
TXT	`v=spf1 +a +mx +ip4:184.94.213.64 include:spf.web-hosting.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.50.136, 172.67.206.144
		IPv6	2606:4700:3032::ac43:ce90, 2606:4700:3033::6815:3288
SOA	`jake.ns.cloudflare.com`dns@cloudflare.com serial=2399135364

`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=1774367522

⚠️ On DNS blocklist: tif

Same first word

u4support.com

Similar names

support4u.eu

support4u.de

support4u.dk

support4u.in

support4u.at

support4u.it

support4u.pl

support4u.co.uk

support4u.ch

support4u.co.za

support4u.ie

support4u.com

4usupport.com

DNS History

14 records (9 active, 5 former)

●NSjake.ns.cloudflare.com2026-03-06 → 2026-03-24 · 3 obs

○ 2018-11-10 16:32:00
● 2026-03-06 04:43:42
● 2026-03-24 16:00:54

○NSns1.dreamhost.com2015-08-08 → 2017-02-13 · 4 obs

● 2015-08-08 10:17:22
● 2017-02-13 09:05:34
○ 2018-11-10 16:32:00
○ 2026-03-24 16:00:54

○NSns2.dreamhost.com2015-08-08 → 2017-02-13 · 4 obs

● 2015-08-08 10:17:22
● 2017-02-13 09:05:34
○ 2018-11-10 16:32:00
○ 2026-03-24 16:00:54

○NSns3.dreamhost.com2015-08-08 → 2017-02-13 · 4 obs

● 2015-08-08 10:17:22
● 2017-02-13 09:05:34
○ 2018-11-10 16:32:00
○ 2026-03-24 16:00:54

●NSsonia.ns.cloudflare.com2026-03-06 → 2026-03-24 · 3 obs

○ 2018-11-10 16:32:00
● 2026-03-06 04:43:42
● 2026-03-24 16:00:54

●MXmx1-hosting.jellyfish.systems2026-03-06 → 2026-03-24 · 2 obs

● 2026-03-06 04:43:42
● 2026-03-24 16:00:54

●MXmx2-hosting.jellyfish.systems2026-03-06 → 2026-03-24 · 2 obs

● 2026-03-06 04:43:42
● 2026-03-24 16:00:54

●MXmx3-hosting.jellyfish.systems2026-03-06 → 2026-03-24 · 2 obs

● 2026-03-06 04:43:42
● 2026-03-24 16:00:54

●A104.21.50.1362026-03-06 → 2026-03-24 · 3 obs

○ 2018-11-10 16:32:00
● 2026-03-06 04:43:42
● 2026-03-24 16:00:54

●A172.67.206.1442026-03-06 → 2026-03-24 · 3 obs

○ 2018-11-10 16:32:00
● 2026-03-06 04:43:42
● 2026-03-24 16:00:54

●A2606:4700:3032::ac43:ce902026-03-06 → 2026-03-24 · 3 obs

○ 2018-11-10 16:32:00
● 2026-03-06 04:43:42
● 2026-03-24 16:00:54

●A2606:4700:3033::6815:32882026-03-06 → 2026-03-24 · 3 obs

○ 2018-11-10 16:32:00
● 2026-03-06 04:43:42
● 2026-03-24 16:00:54

○A64.90.44.1222016-07-06 → 2017-02-13 · 5 obs

○ 2016-02-25 12:45:46
● 2016-07-06 23:51:38
● 2017-02-13 09:05:34
○ 2018-11-10 16:32:00
○ 2026-03-24 16:00:54

○A69.163.241.1502015-08-08 → 2016-02-25 · 4 obs

● 2015-08-08 10:17:22
● 2016-02-25 12:45:46
○ 2016-07-06 23:51:38
○ 2026-03-24 16:00:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net...	-
u4support.com	jake.ns.cloudflare.com, sonia.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.122

NS records: jake.ns.cloudflare.com, sonia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for u4support.com (unsigned zone)

⏱️ Timing

Total: 208ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.50.136, 172.67.206.144`
AAAA	2	`2606:4700:3033::6815:3288, 2606:4700:3032::ac43:ce90`
NS	2	`jake.ns.cloudflare.com, sonia.ns.cloudflare.com`
MX	3	`mx2-hosting.jellyfish.systems (pri: 10), mx3-hosting.jellyfish.systems (pri: 20)...`
TXT	1	`v=spf1 +a +mx +ip4:184.94.213.64 include`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jake.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by u4support.com: 2606:4700:3032::ac43:ce90, 2606:4700:3033::6815:3288, 104.21.50.136 and 172.67.206.144.

other host names including mail.favcars.net, olx.23585142.click, www.grifkalpine.fi, wow-zone.com and links.prowealthplanner.com share IP numbers with u4support.com.

Name Servers

u4support.com is delegated to two name servers jake.ns.cloudflare.com and sonia.ns.cloudflare.com.

u4support.com shares the same name server setup as other domains, for instance angick.com, cedarhome.org, ceylonhotels.lk, promofast.net and hobbyhouse.com.

u4support.com at least partially shares name servers with other domains, for instance island-contadora.com, mastermotive.com, kfarma.al, comixflick.com and ipws.pro.

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

Host names with six IP numbers:

Host name jake.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7a, 2803:f800:50::6ca2:c17a, 2a06:98c1:50::ac40:217a, 108.162.193.122, 172.64.33.122 and 173.245.59.122.

Host name sonia.ns.cloudflare.com points to: 2606:4700:50::a29f:26be, 2803:f800:50::6ca2:c2be, 2a06:98c1:50::ac40:22be, 108.162.194.190, 162.159.38.190 and 172.64.34.190.

Mail Servers

u4support.com is handled by three mail servers: mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and mx3-hosting.jellyfish.systems.

u4support.com shares some mail servers with other domains, at least partially, for instance jjcmentor.com, 4gw.org, noscriptdigital.com, jawincurtain.com and bfbible.org.

Host names with one IP number: mx1-hosting.jellyfish.systems points to 162.255.118.28; mx2-hosting.jellyfish.systems points to 162.255.118.29; mx3-hosting.jellyfish.systems points to 162.255.118.13.

u4support.com - robtex.com

u4support.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`u4support.com`

`com`