🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`usingharmonic.com`

DNSSEC	⚠️ Not signed
NS	`ns-cloud-d1.googledomains.com` ⭐
		A	2001:4860:4802:32::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d1.googledomains.com`
		A	216.239.32.109^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-d1.googledomains.com`
NS	`ns-cloud-d2.googledomains.com`
		A	2001:4860:4802:34::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d2.googledomains.com`
		A	216.239.34.109^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-d2.googledomains.com`
NS	`ns-cloud-d3.googledomains.com`
		A	2001:4860:4802:36::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d3.googledomains.com`
		A	216.239.36.109^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-d3.googledomains.com`
NS	`ns-cloud-d4.googledomains.com`
		A	2001:4860:4802:38::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d4.googledomains.com`
		A	216.239.38.109^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-d4.googledomains.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	2607:f8b0:4004:c27::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadsk-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
		A	172.253.139.26^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f26.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.218.26^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-cloud-d1.googledomains.com`cloud-dns-hostmaster@google.com serial=1

`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=1788561068

Same first word

usingharmonic.com

Previous names

Next names

DNS History

6 records (5 active, 1 former)

●NSns-cloud-d1.googledomains.com2026-08-20 → 2026-09-04 · 2 obs

● 2026-08-20 03:38:56
● 2026-09-04 22:37:40

●NSns-cloud-d2.googledomains.com2026-08-20 → 2026-09-04 · 2 obs

● 2026-08-20 03:38:56
● 2026-09-04 22:37:40

●NSns-cloud-d3.googledomains.com2026-08-20 → 2026-09-04 · 2 obs

● 2026-08-20 03:38:56
● 2026-09-04 22:37:40

●NSns-cloud-d4.googledomains.com2026-08-20 → 2026-09-04 · 2 obs

● 2026-08-20 03:38:56
● 2026-09-04 22:37:40

●MXsmtp.google.com2026-08-20 → 2026-09-04 · 2 obs

● 2026-08-20 03:38:56
● 2026-09-04 22:37:40

○A44.205.124.2152026-08-20 → 2026-08-20 · 3 obs

● 2026-08-20 03:38:56
○ 2026-09-03 11:23:14
○ 2026-09-04 22:37:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...	-
usingharmonic.com	ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com	8 records

✅ Authoritative Response

Server:216.239.36.109

NS records: ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usingharmonic.com (unsigned zone)

⏱️ Timing

Total: 739ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com...`
MX	1	`smtp.google.com (pri: 1)`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-cloud-d1.googledomains.com cloud-dns-`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns-cloud-d1.googledomains.com, ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com...)

Analysis

Name Servers

The authoritative name servers for usingharmonic.com are ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com.

usingharmonic.com has at least partial name server overlap with other domains, such as aletair.com, mmp-realty.com, geographicallyrestless.com and two others.

ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com all point to exactly two IP numbers each: ns-cloud-d1.googledomains.com → 216.239.32.109 and 2001:4860:4802:32::6d; ns-cloud-d2.googledomains.com → 216.239.34.109 and 2001:4860:4802:34::6d; ns-cloud-d3.googledomains.com → 216.239.36.109 and 2001:4860:4802:36::6d; ns-cloud-d4.googledomains.com → 216.239.38.109 and 2001:4860:4802:38::6d.

Mail Servers

Mail for usingharmonic.com is handled by a single mail server, smtp.google.com.

usingharmonic.com uses an identical mail server configuration to several other domains — among them fensiveshield.work, techadds.net, eschamali.com and two more.

usingharmonic.com has at least partial mail server overlap with other domains such as rivahomes.com.au, tatschl.dev, 3rdpipe.net and two more.

These mail servers commonly appear together with alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and two other mail servers.

smtp.google.com resolves to 9 IP addresses — 142.251.167.26, 142.251.167.27, 172.253.139.26 and 6 others.

usingharmonic.com - robtex.com