`6ustu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:a008^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:ea1^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.14.161^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.8^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`darl.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b62^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c162^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`darl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2162^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`darl.ns.cloudflare.com`
		A	108.162.193.98^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	172.64.33.98^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	173.245.59.98^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
NS	`serena.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0dc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`serena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20dc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`serena.ns.cloudflare.com`
		A	108.162.192.220^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	172.64.32.220^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	173.245.58.220^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4003:c30::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulis-in-f27.1e100.net`
		A	74.125.27.26^{🇺🇸 Google74.125.27.0/24}
			PTR	`yutulis-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.26^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4024:c0d::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`mj-in-f27.1e100.net`
		A	192.178.152.26^{🇺🇸 Google192.178.152.0/24}
			PTR	`mj-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:403::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`gg-in-f26.1e100.net`
		A	142.250.96.27^{🇺🇸 Google142.250.96.0/24}
			PTR	`gg-in-f27.1e100.net`
TXT	`google-site-verification=wJKUvRjqCAfPZko6K-dKVkwQNaB5yANQOuAD0IAnRGo`
TXT	`natro-domain-verification = 8137cdbcea5c534b3ef90f95bb9c9278`
TXT	`natro-domain-verification=8137cdbcea5c534b3ef90f95bb9c9278`
TXT	`v=spf1 include:_spf.google.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.14.161, 172.67.160.8
		IPv6	2606:4700:3032::ac43:a008, 2606:4700:3033::6815:ea1
SOA	`darl.ns.cloudflare.com`dns@cloudflare.com serial=2397674522

`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

6ustu.com

DNS History

19 records (11 active, 8 former)

●NSdarl.ns.cloudflare.com2026-02-15 → 2026-03-23 · 3 obs

○ 2020-03-13 09:40:52
● 2026-02-15 21:53:12
● 2026-03-23 10:21:02

○NSf1g1ns1.dnspod.net2020-03-13 → 2020-03-13 · 3 obs

● 2020-03-13 09:40:52
○ 2026-02-15 21:53:12
○ 2026-03-23 10:21:02

○NSf1g1ns2.dnspod.net2020-03-13 → 2020-03-13 · 3 obs

● 2020-03-13 09:40:52
○ 2026-02-15 21:53:12
○ 2026-03-23 10:21:02

●NSserena.ns.cloudflare.com2026-02-15 → 2026-03-23 · 3 obs

○ 2020-03-13 09:40:52
● 2026-02-15 21:53:12
● 2026-03-23 10:21:02

●MXalt1.aspmx.l.google.com2026-02-15 → 2026-03-23 · 2 obs

● 2026-02-15 21:53:12
● 2026-03-23 10:21:02

●MXalt2.aspmx.l.google.com2026-02-15 → 2026-03-23 · 2 obs

● 2026-02-15 21:53:12
● 2026-03-23 10:21:02

●MXalt3.aspmx.l.google.com2026-02-15 → 2026-03-23 · 2 obs

● 2026-02-15 21:53:12
● 2026-03-23 10:21:02

●MXalt4.aspmx.l.google.com2026-02-15 → 2026-03-23 · 2 obs

● 2026-02-15 21:53:12
● 2026-03-23 10:21:02

●MXaspmx.l.google.com2026-02-15 → 2026-03-23 · 2 obs

● 2026-02-15 21:53:12
● 2026-03-23 10:21:02

●A104.21.14.1612026-02-15 → 2026-03-23 · 5 obs

○ 2020-03-13 09:40:52
● 2026-02-15 21:53:12
○ 2026-02-17 06:24:36
● 2026-03-23 10:21:00
● 2026-03-23 10:21:02

○A154.221.240.132020-03-13 → 2020-03-13 · 4 obs

○ 2017-04-01 14:57:40
● 2020-03-13 09:40:52
○ 2026-02-15 21:53:12
○ 2026-03-23 10:21:02

●A172.67.160.82026-02-15 → 2026-03-23 · 5 obs

○ 2020-03-13 09:40:52
● 2026-02-15 21:53:12
○ 2026-02-17 06:24:36
● 2026-03-23 10:21:00
● 2026-03-23 10:21:02

○A188.114.96.02026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-15 21:53:12
● 2026-02-17 06:24:36
○ 2026-03-23 10:21:00
○ 2026-03-23 10:21:02

○A188.114.97.02026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-15 21:53:12
● 2026-02-17 06:24:36
○ 2026-03-23 10:21:00
○ 2026-03-23 10:21:02

●A2606:4700:3032::ac43:a0082026-02-15 → 2026-03-23 · 5 obs

○ 2020-03-13 09:40:52
● 2026-02-15 21:53:12
○ 2026-02-17 06:24:36
● 2026-03-23 10:21:00
● 2026-03-23 10:21:02

●A2606:4700:3033::6815:ea12026-02-15 → 2026-03-23 · 5 obs

○ 2020-03-13 09:40:52
● 2026-02-15 21:53:12
○ 2026-02-17 06:24:36
● 2026-03-23 10:21:00
● 2026-03-23 10:21:02

○A2a06:98c1:3120::2026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-15 21:53:12
● 2026-02-17 06:24:36
○ 2026-03-23 10:21:00
○ 2026-03-23 10:21:02

○A2a06:98c1:3121::2026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-15 21:53:12
● 2026-02-17 06:24:36
○ 2026-03-23 10:21:00
○ 2026-03-23 10:21:02

○A85.159.66.622017-04-01 → 2017-04-01 · 3 obs

● 2017-04-01 14:57:40
○ 2020-03-13 09:40:52
○ 2026-03-23 10:21:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
6ustu.com	darl.ns.cloudflare.com, serena.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.220

NS records: darl.ns.cloudflare.com, serena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 6ustu.com (unsigned zone)

⏱️ Timing

Total: 170ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.14.161, 172.67.160.8`
AAAA	2	`2606:4700:3032::ac43:a008, 2606:4700:3033::6815:ea1`
NS	2	`darl.ns.cloudflare.com, serena.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	4	`google-site-verification=wJKUvRjqCAfPZko, natro-domain-verification = 8137cdbcea5c...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`darl.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

6ustu.com points to four IP numbers: 2606:4700:3032::ac43:a008, 2606:4700:3033::6815:ea1, 104.21.14.161 and 172.67.160.8.

Other host names, for instance galacticimages.com, lmkjy.com, yenilikciogrenme.k12.tr, bravors.com and grekoblog.com share IP numbers with 6ustu.com.

Name Servers

6ustu.com's delegation is to two name servers darl.ns.cloudflare.com and serena.ns.cloudflare.com.

6ustu.com shares the same name server configuration as other domains, such as top-swisscasinos.com, mobile-ic.net, ficeminsac.com, swscutlery.com and jl3k.com.

6ustu.com at least partially shares its name servers with other domains, for instance partsandgo.fr, colleyvilleflorist.com, ohsosidity.com, experiencemendoza.com and kentchina.com.

These name servers are often used together with the name servers rosa.ns.cloudflare.com.

Host names with six IP numbers:

darl.ns.cloudflare.com points to: 2606:4700:58::adf5:3b62, 2803:f800:50::6ca2:c162, 2a06:98c1:50::ac40:2162, 108.162.193.98, 172.64.33.98 and 173.245.59.98.

serena.ns.cloudflare.com points to: 2606:4700:50::adf5:3adc, 2803:f800:50::6ca2:c0dc, 2a06:98c1:50::ac40:20dc, 108.162.192.220, 172.64.32.220 and 173.245.58.220.

Mail Servers

Five mail servers handle 6ustu.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

6ustu.com shares some mail servers with other domains, including pizzaepazzi.ca, irresistibles.org, maksimsmuseum.com, drawcutinkpress.com and skywire.co.uk.

these mail servers are often used alongside the mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.

alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.

alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.

6ustu.com - robtex.com

6ustu.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

Mail Servers

`6ustu.com`

`com`