`pctengineering.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:8b29^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:2e84^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.132^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.41^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`norm.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b86^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c186^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`norm.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2186^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`norm.ns.cloudflare.com`
		A	108.162.193.134^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
		A	172.64.33.134^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
		A	173.245.59.134^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norm.ns.cloudflare.com`
NS	`zara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a94^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c094^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2094^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zara.ns.cloudflare.com`
		A	108.162.192.148^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zara.ns.cloudflare.com`
		A	172.64.32.148^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zara.ns.cloudflare.com`
		A	173.245.58.148^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zara.ns.cloudflare.com`
MX	`mx1.emailsrvr.com` ⭐
		A	146.20.161.1^{🇺🇸 RACKSPACE-IAD146.20.0.0/16 Rackspace US Inc}
			PTR	`mx1.emailsrvr.com`
MX	`mx2.emailsrvr.com`⁽²⁰⁾
		A	184.106.54.2^{🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD}
			PTR	`mx2.emailsrvr.com`
TXT	`v=spf1 include:emailsrvr.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.46.132, 172.67.139.41
		IPv6	2606:4700:3035::ac43:8b29, 2606:4700:3036::6815:2e84
SOA	`norm.ns.cloudflare.com`dns@cloudflare.com serial=2396639188

`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

Similar names

cptengineering.it

DNS History

11 records (8 active, 3 former)

○NSdns1.stabletransit.com2015-07-03 → 2017-09-17 · 3 obs

● 2015-07-03 12:20:58
● 2017-09-17 11:30:08
○ 2026-03-05 20:42:42

○NSdns2.stabletransit.com2015-07-03 → 2017-09-17 · 3 obs

● 2015-07-03 12:20:58
● 2017-09-17 11:30:08
○ 2026-03-05 20:42:42

●NSnorm.ns.cloudflare.com2026-03-05 → 2026-03-05 · 2 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42

●NSzara.ns.cloudflare.com2026-03-05 → 2026-03-05 · 2 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42

●MXmx1.emailsrvr.com2015-07-03 → 2026-03-05 · 2 obs

● 2015-07-03 12:20:58
● 2026-03-05 20:42:42

●MXmx2.emailsrvr.com2015-07-03 → 2026-03-05 · 2 obs

● 2015-07-03 12:20:58
● 2026-03-05 20:42:42

●A104.21.46.1322026-03-05 → 2026-03-05 · 2 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42

●A172.67.139.412026-03-05 → 2026-03-05 · 2 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42

○A184.106.55.172015-07-03 → 2017-09-17 · 3 obs

● 2015-07-03 12:20:58
● 2017-09-17 11:30:08
○ 2026-03-05 20:42:42

●A2606:4700:3035::ac43:8b292026-03-05 → 2026-03-05 · 2 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42

●A2606:4700:3036::6815:2e842026-03-05 → 2026-03-05 · 2 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net...	-
pctengineering.com	norm.ns.cloudflare.com, zara.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.134

NS records: norm.ns.cloudflare.com, zara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pctengineering.com (unsigned zone)

⏱️ Timing

Total: 407ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.139.41, 104.21.46.132`
AAAA	2	`2606:4700:3036::6815:2e84, 2606:4700:3035::ac43:8b29`
NS	2	`norm.ns.cloudflare.com, zara.ns.cloudflare.com`
MX	2	`mx1.emailsrvr.com (pri: 10), mx2.emailsrvr.com (pri: 20)`
TXT	1	`v=spf1 include:emailsrvr.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`norm.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

pctengineering.com resolves to four IP numbers: 2606:4700:3035::ac43:8b29, 2606:4700:3036::6815:2e84, 104.21.46.132 and 172.67.139.41.

Other host names such as atonlineroulette.com, buymoto.com, thegigatdst.com, www.lanceja.com.br and iiqepass.com share IPs with pctengineering.com.

Name Servers

pctengineering.com is delegated to two name servers: norm.ns.cloudflare.com and zara.ns.cloudflare.com.

pctengineering.com shares the same name server setup as cbmvha.org.br, thailandclimbing.com, ddlebanon.com, mouserpre.ec and arcade.ly.

pctengineering.com at least partially shares name servers with other domains, for instance poitiers-ec-handball.fr, eaob.eu, damasceno.pro, rajadewa138one.ink and sundancebeach.ca.

These name servers are commonly used with stan.ns.cloudflare.com and lady.ns.cloudflare.com.

Host names with six IP numbers:

norm.ns.cloudflare.com points to 2606:4700:58::adf5:3b86, 2803:f800:50::6ca2:c186, 2a06:98c1:50::ac40:2186, 108.162.193.134, 172.64.33.134 and 173.245.59.134.

zara.ns.cloudflare.com points to 2606:4700:50::adf5:3a94, 2803:f800:50::6ca2:c094, 2a06:98c1:50::ac40:2094, 108.162.192.148, 172.64.32.148 and 173.245.58.148.

Mail Servers

pctengineering.com is handled by two mail servers: mx1.emailsrvr.com and mx2.emailsrvr.com.

The mail server setup for pctengineering.com matches that of other domains, for instance axcess-surety.com, scottishbordersconservatives.org.uk, furniturenation.com, goldrushproduction.com and kernschevy.com.

pctengineering.com shares at least partially some mail servers with other domains, including jimmycomedy.com, stiegel.net, americainter.net, 4outof10.com and alkazemi.com.

Host names with a single IP:

mx1.emailsrvr.com points to 146.20.161.1.

mx2.emailsrvr.com points to 184.106.54.2.

pctengineering.com - robtex.com