duling.us - dns.ninja

`duling.us`

DNSSEC	⚠️ Not signed
NS	`ns-cloud-a1.googledomains.com` ⭐
		A	2001:4860:4802:32::6a^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-a1.googledomains.com`
		A	216.239.32.106^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-a1.googledomains.com`
NS	`ns-cloud-a2.googledomains.com`
		A	2001:4860:4802:34::6a^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-a2.googledomains.com`
		A	216.239.34.106^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-a2.googledomains.com`
NS	`ns-cloud-a3.googledomains.com`
		A	2001:4860:4802:36::6a^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-a3.googledomains.com`
		A	216.239.36.106^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-a3.googledomains.com`
NS	`ns-cloud-a4.googledomains.com`
		A	2001:4860:4802:38::6a^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-a4.googledomains.com`
		A	216.239.38.106^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-a4.googledomains.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.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	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-cloud-a1.googledomains.com`dns-admin@google.com serial=10

`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=1783231842

Same first word

duling.net

duling.net.cn

duling.us

duling.com.cn

duling.com

duling.de

duling.cn

duling.org

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dlugin.ru

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guildn.com

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dilung.info

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DNS History

18 records (9 active, 9 former)

●NSns-cloud-a1.googledomains.com2026-03-20 → 2026-07-05 · 3 obs

○ 2017-11-12 10:06:50
● 2026-03-20 03:41:50
● 2026-07-05 06:55:22

●NSns-cloud-a2.googledomains.com2026-03-20 → 2026-07-05 · 3 obs

○ 2017-11-12 10:06:50
● 2026-03-20 03:41:50
● 2026-07-05 06:55:22

●NSns-cloud-a3.googledomains.com2026-03-20 → 2026-07-05 · 3 obs

○ 2017-11-12 10:06:50
● 2026-03-20 03:41:50
● 2026-07-05 06:55:22

●NSns-cloud-a4.googledomains.com2026-03-20 → 2026-07-05 · 3 obs

○ 2017-11-12 10:06:50
● 2026-03-20 03:41:50
● 2026-07-05 06:55:22

○NSns-cloud1.googledomains.com2015-08-12 → 2017-11-12 · 4 obs

● 2015-08-12 15:06:14
● 2017-11-12 10:06:50
○ 2026-03-20 03:41:50
○ 2026-07-05 06:55:22

○NSns-cloud2.googledomains.com2015-08-12 → 2017-11-12 · 4 obs

● 2015-08-12 15:06:14
● 2017-11-12 10:06:50
○ 2026-03-20 03:41:50
○ 2026-07-05 06:55:22

○NSns-cloud3.googledomains.com2015-08-12 → 2017-11-12 · 4 obs

● 2015-08-12 15:06:14
● 2017-11-12 10:06:50
○ 2026-03-20 03:41:50
○ 2026-07-05 06:55:22

○NSns-cloud4.googledomains.com2015-08-12 → 2017-11-12 · 4 obs

● 2015-08-12 15:06:14
● 2017-11-12 10:06:50
○ 2026-03-20 03:41:50
○ 2026-07-05 06:55:22

●MXalt1.aspmx.l.google.com2016-04-08 → 2026-07-05 · 3 obs

○ 2016-01-09 08:13:14
● 2016-04-08 18:20:20
● 2026-07-05 06:55:22

○MXalt1.gmr-smtp-in.l.google.com2015-08-12 → 2016-01-09 · 4 obs

● 2015-08-12 15:06:14
● 2016-01-09 08:13:14
○ 2016-04-08 18:20:20
○ 2026-07-05 06:55:22

●MXalt2.aspmx.l.google.com2016-04-08 → 2026-07-05 · 3 obs

○ 2016-01-09 08:13:14
● 2016-04-08 18:20:20
● 2026-07-05 06:55:22

○MXalt2.gmr-smtp-in.l.google.com2015-08-12 → 2016-01-09 · 4 obs

● 2015-08-12 15:06:14
● 2016-01-09 08:13:14
○ 2016-04-08 18:20:20
○ 2026-07-05 06:55:22

●MXalt3.aspmx.l.google.com2016-04-08 → 2026-07-05 · 3 obs

○ 2016-01-09 08:13:14
● 2016-04-08 18:20:20
● 2026-07-05 06:55:22

○MXalt3.gmr-smtp-in.l.google.com2015-08-12 → 2016-01-09 · 4 obs

● 2015-08-12 15:06:14
● 2016-01-09 08:13:14
○ 2016-04-08 18:20:20
○ 2026-07-05 06:55:22

●MXalt4.aspmx.l.google.com2016-04-08 → 2026-07-05 · 3 obs

○ 2016-01-09 08:13:14
● 2016-04-08 18:20:20
● 2026-07-05 06:55:22

○MXalt4.gmr-smtp-in.l.google.com2015-08-12 → 2016-01-09 · 4 obs

● 2015-08-12 15:06:14
● 2016-01-09 08:13:14
○ 2016-04-08 18:20:20
○ 2026-07-05 06:55:22

●MXaspmx.l.google.com2016-04-08 → 2026-07-05 · 3 obs

○ 2016-01-09 08:13:14
● 2016-04-08 18:20:20
● 2026-07-05 06:55:22

○MXgmr-smtp-in.l.google.com2015-08-12 → 2016-01-09 · 4 obs

● 2015-08-12 15:06:14
● 2016-01-09 08:13:14
○ 2016-04-08 18:20:20
○ 2026-07-05 06:55:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
duling.us	ns-cloud-a1.googledomains.com, ns-cloud-a3.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a4.googledomains.com	-

✅ Authoritative Response

Server:216.239.32.106

NS records: ns-cloud-a1.googledomains.com, ns-cloud-a3.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duling.us (unsigned zone)

⏱️ Timing

Total: 590ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-cloud-a2.googledomains.com, ns-cloud-a1.googledomains.com...`
MX	5	`alt2.aspmx.l.google.com (pri: 5), alt1.aspmx.l.google.com (pri: 5)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-cloud-a1.googledomains.com dns-admin.`

Analysis

Name Servers

The NS records for duling.us point to four name servers: ns-cloud-a1.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a3.googledomains.com and ns-cloud-a4.googledomains.com.

The name servers of duling.us overlap at least partially with those of other domains — among them wwwsprayandaway.com, afhexecs.com, headspin.guru and two more.

Each of the four hosts ns-cloud-a1.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a3.googledomains.com and ns-cloud-a4.googledomains.com has two IP addresses. ns-cloud-a1.googledomains.com points to 216.239.32.106 and 2001:4860:4802:32::6a. ns-cloud-a2.googledomains.com points to 216.239.34.106 and 2001:4860:4802:34::6a. ns-cloud-a3.googledomains.com points to 216.239.36.106 and 2001:4860:4802:36::6a. ns-cloud-a4.googledomains.com points to 216.239.38.106 and 2001:4860:4802:38::6a.

Mail Servers

Five mail servers handle duling.us: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between duling.us and other domains, including blgcloud.com, ns500731.ns500742.ns500731.ns500731.ns500704.ns500704.ns500704.ns500742.ns500291.ns500678.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com, trustree.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com points to 172.253.62.27 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1a.