`zcu.us`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.afternic.com` ⭐
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
NS	`ns2.afternic.com`
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns1.afternic.com`dns@jomax.net serial=1

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1786005519

Same first word

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Similar names

ucz.in

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czu.es

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czu.be

DNS History

29 records (4 active, 25 former)

○NSns09.domaincontrol.com2016-01-10 → 2016-01-10 · 4 obs

○ 2015-11-20 14:07:32
● 2016-01-10 03:47:18
○ 2016-04-16 02:04:18
○ 2026-08-06 09:12:08

●NSns1.afternic.com2026-07-31 → 2026-08-06 · 3 obs

○ 2026-03-27 09:52:30
● 2026-07-31 15:14:18
● 2026-08-06 09:12:08

○NSns1.parkingcrew.net2015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-13 00:45:22
● 2015-11-20 14:07:32
○ 2016-01-10 03:47:18
○ 2026-08-06 09:12:08

○NSns1.undeveloped.com2017-08-15 → 2017-08-15 · 4 obs

○ 2016-11-24 22:05:56
● 2017-08-15 22:12:24
○ 2021-04-10 17:26:28
○ 2026-08-06 09:12:08

○NSns10.domaincontrol.com2016-01-10 → 2016-01-10 · 4 obs

○ 2015-11-20 14:07:32
● 2016-01-10 03:47:18
○ 2016-04-16 02:04:18
○ 2026-08-06 09:12:08

●NSns2.afternic.com2026-07-31 → 2026-08-06 · 3 obs

○ 2026-03-27 09:52:30
● 2026-07-31 15:14:18
● 2026-08-06 09:12:08

○NSns2.parkingcrew.net2015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-13 00:45:22
● 2015-11-20 14:07:32
○ 2016-01-10 03:47:18
○ 2026-08-06 09:12:08

○NSns2.undeveloped.com2017-08-15 → 2017-08-15 · 4 obs

○ 2016-11-24 22:05:56
● 2017-08-15 22:12:24
○ 2021-04-10 17:26:28
○ 2026-08-06 09:12:08

○NSns25.domaincontrol.com2016-11-24 → 2016-11-24 · 4 obs

○ 2016-04-16 02:04:18
● 2016-11-24 22:05:56
○ 2017-08-15 22:12:24
○ 2026-08-06 09:12:08

○NSns26.domaincontrol.com2016-11-24 → 2016-11-24 · 4 obs

○ 2016-04-16 02:04:18
● 2016-11-24 22:05:56
○ 2017-08-15 22:12:24
○ 2026-08-06 09:12:08

○NSns3.afternic.com2021-04-10 → 2021-04-10 · 4 obs

○ 2017-08-15 22:12:24
● 2021-04-10 17:26:28
○ 2026-03-27 09:52:30
○ 2026-08-06 09:12:08

○NSns4.afternic.com2021-04-10 → 2021-04-10 · 4 obs

○ 2017-08-15 22:12:24
● 2021-04-10 17:26:28
○ 2026-03-27 09:52:30
○ 2026-08-06 09:12:08

○NSns63.domaincontrol.com2016-04-16 → 2016-04-16 · 4 obs

○ 2016-01-10 03:47:18
● 2016-04-16 02:04:18
○ 2016-11-24 22:05:56
○ 2026-08-06 09:12:08

○NSns64.domaincontrol.com2016-04-16 → 2016-04-16 · 4 obs

○ 2016-01-10 03:47:18
● 2016-04-16 02:04:18
○ 2016-11-24 22:05:56
○ 2026-08-06 09:12:08

○NSns71.domaincontrol.com2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 00:45:22
○ 2015-11-20 14:07:32
○ 2026-08-06 09:12:08

○NSns72.domaincontrol.com2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 00:45:22
○ 2015-11-20 14:07:32
○ 2026-08-06 09:12:08

○MX(root)2021-04-10 → 2021-04-10 · 4 obs

○ 2017-08-15 22:12:24
● 2021-04-10 17:26:28
○ 2026-03-27 09:52:30
○ 2026-08-06 09:12:08

○MXmail.mailer-host.com2017-08-15 → 2017-08-15 · 4 obs

○ 2016-11-24 22:05:56
● 2017-08-15 22:12:24
○ 2021-04-10 17:26:28
○ 2026-08-06 09:12:08

○MXmailstore1.secureserver.net2015-07-13 → 2016-11-24 · 6 obs

● 2015-07-13 00:45:22
○ 2015-11-20 14:07:32
● 2016-01-10 03:47:18
● 2016-11-24 22:05:56
○ 2017-08-15 22:12:24
○ 2026-08-06 09:12:08

○MXsmtp.secureserver.net2015-07-13 → 2016-11-24 · 6 obs

● 2015-07-13 00:45:22
○ 2015-11-20 14:07:32
● 2016-01-10 03:47:18
● 2016-11-24 22:05:56
○ 2017-08-15 22:12:24
○ 2026-08-06 09:12:08

●A13.248.169.482026-07-31 → 2026-08-06 · 3 obs

○ 2026-03-27 09:52:30
● 2026-07-31 15:14:18
● 2026-08-06 09:12:08

○A13.248.216.402021-04-10 → 2021-04-10 · 4 obs

○ 2017-08-15 22:12:24
● 2021-04-10 17:26:28
○ 2026-03-27 09:52:30
○ 2026-08-06 09:12:08

○A184.168.221.342015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 00:45:22
○ 2015-11-20 14:07:32
○ 2026-08-06 09:12:08

○A184.168.221.72016-01-10 → 2016-04-16 · 5 obs

○ 2015-11-20 14:07:32
● 2016-01-10 03:47:18
● 2016-04-16 02:04:18
○ 2016-11-24 22:05:56
○ 2026-08-06 09:12:08

○A50.63.202.522016-11-24 → 2016-11-24 · 4 obs

○ 2016-04-16 02:04:18
● 2016-11-24 22:05:56
○ 2017-08-15 22:12:24
○ 2026-08-06 09:12:08

○A52.58.78.162017-08-15 → 2017-08-15 · 4 obs

○ 2016-11-24 22:05:56
● 2017-08-15 22:12:24
○ 2021-04-10 17:26:28
○ 2026-08-06 09:12:08

○A54.72.9.512015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-13 00:45:22
● 2015-11-20 14:07:32
○ 2016-01-10 03:47:18
○ 2026-08-06 09:12:08

●A76.223.54.1462026-07-31 → 2026-08-06 · 3 obs

○ 2026-03-27 09:52:30
● 2026-07-31 15:14:18
● 2026-08-06 09:12:08

○A76.223.65.1112021-04-10 → 2021-04-10 · 4 obs

○ 2017-08-15 22:12:24
● 2021-04-10 17:26:28
○ 2026-03-27 09:52:30
○ 2026-08-06 09:12:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
zcu.us	ns2.afternic.com, ns1.afternic.com	-

✅ Authoritative Response

Server:97.74.98.69

NS records: ns2.afternic.com, ns1.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zcu.us (unsigned zone)

⏱️ Timing

Total: 189ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.afternic.com dns.jomax.net`

Analysis

IP Addresses

zcu.us has two IP addresses: 13.248.169.48 and 76.223.54.146

Two other host names, along with aramba.com, scotsdata.xyz and fbf.net, also share IP numbers with zcu.us.

Name Servers

zcu.us uses two name servers for its delegation: ns1.afternic.com and ns2.afternic.com.

zcu.us shares its NS records with other domains, for example newkobe.com, www.www.spn.cc, makersmash.com and two others.

At least some of zcu.us's name servers are shared with other domains, for example hairitage.co.uk, nosida.com, jianfei.app and two more.

The name servers verification-m3erh32ujyoastvophjvuz.ns101.verify.hn, verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn and two others are commonly seen in use alongside these name servers.

The two host names ns1.afternic.com and ns2.afternic.com each have a pair of IP addresses: ns1.afternic.com has 97.74.98.69 and 2603:5:2126::45, and ns2.afternic.com has 173.201.66.69 and 2603:5:2226::45.

zcu.us - robtex.com

zcu.us

us

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`zcu.us`

`us`