`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

Same first word

pctengineering.com

Similar names

cptengineering.it

DNS History

11 records (8 active, 3 former)

○NSdns1.stabletransit.com2015-07-03 → 2017-09-17 · 4 obs

● 2015-07-03 12:20:58
● 2017-09-17 11:30:08
○ 2026-03-05 20:42:42
○ 2026-03-06 04:50:34

○NSdns2.stabletransit.com2015-07-03 → 2017-09-17 · 4 obs

● 2015-07-03 12:20:58
● 2017-09-17 11:30:08
○ 2026-03-05 20:42:42
○ 2026-03-06 04:50:34

●NSnorm.ns.cloudflare.com2026-03-05 → 2026-03-06 · 3 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42
● 2026-03-06 04:50:34

●NSzara.ns.cloudflare.com2026-03-05 → 2026-03-06 · 3 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42
● 2026-03-06 04:50:34

●MXmx1.emailsrvr.com2015-07-03 → 2026-03-06 · 2 obs

● 2015-07-03 12:20:58
● 2026-03-06 04:50:34

●MXmx2.emailsrvr.com2015-07-03 → 2026-03-06 · 2 obs

● 2015-07-03 12:20:58
● 2026-03-06 04:50:34

●A104.21.46.1322026-03-05 → 2026-03-06 · 3 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42
● 2026-03-06 04:50:34

●A172.67.139.412026-03-05 → 2026-03-06 · 3 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42
● 2026-03-06 04:50:34

○A184.106.55.172015-07-03 → 2017-09-17 · 4 obs

● 2015-07-03 12:20:58
● 2017-09-17 11:30:08
○ 2026-03-05 20:42:42
○ 2026-03-06 04:50:34

●A2606:4700:3035::ac43:8b292026-03-05 → 2026-03-06 · 3 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42
● 2026-03-06 04:50:34

●A2606:4700:3036::6815:2e842026-03-05 → 2026-03-06 · 3 obs

○ 2017-09-17 11:30:08
● 2026-03-05 20:42:42
● 2026-03-06 04:50:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
pctengineering.com	norm.ns.cloudflare.com, zara.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.148

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: 133ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.46.132, 172.67.139.41`
AAAA	2	`2606:4700:3035::ac43:8b29, 2606:4700:3036::6815:2e84`
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 for instance atonlineroulette.com, buymoto.com, thegigatdst.com, www.lanceja.com.br and iiqepass.com share IP numbers 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 other domains, for example 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 often 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.

pctengineering.com shares the same mail server setup as other domains, for instance axcess-surety.com, scottishbordersconservatives.org.uk, furniturenation.com, goldrushproduction.com and kernschevy.com.

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

Host names with one IP number:

The host mx1.emailsrvr.com points to 146.20.161.1 and the host mx2.emailsrvr.com points to 184.106.54.2.

pctengineering.com - robtex.com