`prefserv.com`

DNSSEC	⚠️ Not signed
NS	`ns-cloud-b1.googledomains.com` ⭐
		A	2001:4860:4802:32::6b^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-b1.googledomains.com`
		A	216.239.32.107^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-b1.googledomains.com`
NS	`ns-cloud-b2.googledomains.com`
		A	2001:4860:4802:34::6b^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-b2.googledomains.com`
		A	216.239.34.107^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-b2.googledomains.com`
NS	`ns-cloud-b3.googledomains.com`
		A	2001:4860:4802:36::6b^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-b3.googledomains.com`
		A	216.239.36.107^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-b3.googledomains.com`
NS	`ns-cloud-b4.googledomains.com`
		A	2001:4860:4802:38::6b^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-b4.googledomains.com`
		A	216.239.38.107^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-b4.googledomains.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.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	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.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	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-cloud-b1.googledomains.com`cloud-dns-hostmaster@google.com serial=8

`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=1781347453

Same first word

prefserv.com

Similar names

rfpverse.com

servperf.com

pfserver.ch

rsvpfree.com

pfserver.s3.amazonaws.com

freersvp.com

fpserver.com

fpserver.de

pfserver.net

pfserver.com

pfserver.it

serverpf.com

fpserver.nl

freersvp.ru

DNS History

9 records (9 active, 0 former)

●NSns-cloud-b1.googledomains.com2018-10-03 → 2026-06-13 · 2 obs

● 2018-10-03 11:07:28
● 2026-06-13 10:48:54

●NSns-cloud-b2.googledomains.com2018-10-03 → 2026-06-13 · 2 obs

● 2018-10-03 11:07:28
● 2026-06-13 10:48:54

●NSns-cloud-b3.googledomains.com2018-10-03 → 2026-06-13 · 2 obs

● 2018-10-03 11:07:28
● 2026-06-13 10:48:54

●NSns-cloud-b4.googledomains.com2018-10-03 → 2026-06-13 · 2 obs

● 2018-10-03 11:07:28
● 2026-06-13 10:48:54

●MXalt1.aspmx.l.google.com2018-10-03 → 2026-06-13 · 2 obs

● 2018-10-03 11:07:28
● 2026-06-13 10:48:54

●MXalt2.aspmx.l.google.com2018-10-03 → 2026-06-13 · 2 obs

● 2018-10-03 11:07:28
● 2026-06-13 10:48:54

●MXalt3.aspmx.l.google.com2018-10-03 → 2026-06-13 · 2 obs

● 2018-10-03 11:07:28
● 2026-06-13 10:48:54

●MXalt4.aspmx.l.google.com2018-10-03 → 2026-06-13 · 2 obs

● 2018-10-03 11:07:28
● 2026-06-13 10:48:54

●MXaspmx.l.google.com2018-10-03 → 2026-06-13 · 2 obs

● 2018-10-03 11:07:28
● 2026-06-13 10:48:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
prefserv.com	ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com	8 records

✅ Authoritative Response

Server:216.239.38.107

NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prefserv.com (unsigned zone)

⏱️ Timing

Total: 387ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-cloud-b1.googledomains.com, ns-cloud-b4.googledomains.com...`
MX	5	`alt4.aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 5)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-cloud-b1.googledomains.com cloud-dns-`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns-cloud-b1.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com...)

Analysis

Name Servers

prefserv.com is delegated to four name servers, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.

The name servers of prefserv.com overlap at least partially with those of other domains — among them etao.ca, artsinmotion.co, 6kat.net and two more.

Each of the four hosts ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com has two IP addresses. ns-cloud-b1.googledomains.com points to 216.239.32.107 and 2001:4860:4802:32::6b. ns-cloud-b2.googledomains.com points to 216.239.34.107 and 2001:4860:4802:34::6b. ns-cloud-b3.googledomains.com points to 216.239.36.107 and 2001:4860:4802:36::6b. ns-cloud-b4.googledomains.com points to 216.239.38.107 and 2001:4860:4802:38::6b.