`pcoptimization.com`

DNSSEC	⚠️ Not signed
A	3.33.139.32^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`aeedc42b70c898c66.awsglobalaccelerator.com`
NS	`edns109.ultradns.com` ⭐
		A	2001:502:f3ff::26d^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`edns109.ultradns.com`
		A	204.74.66.109^{🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar}
			PTR	`edns109.ultradns.com`
NS	`edns109.ultradns.biz`
		A	2610:a1:1015::26d^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`edns109.ultradns.biz`
		A	204.74.67.109^{🇺🇸 MAINT-ID-12008204.74.67.0/24 Neustar}
			PTR	`edns109.ultradns.biz`
NS	`edns109.ultradns.net`
		A	2610:a1:1014::26d^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`edns109.ultradns.net`
		A	204.74.110.109^{🇺🇸 MAINT-ID-12008204.74.110.0/24 Neustar}
			PTR	`edns109.ultradns.net`
NS	`edns109.ultradns.org`
		A	2001:502:4612::26d^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`edns109.ultradns.org`
		A	204.74.111.109^{🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar}
			PTR	`edns109.ultradns.org`
TXT	`v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all`
SOA	`edns109.ultradns.com`domains@nortonlifelock.com 2025-10-27 #10

`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=1778347571

Same first word

pcoptimization.com

DNS History

17 records (5 active, 12 former)

●NSedns109.ultradns.biz2026-04-21 → 2026-05-09 · 3 obs

○ 2026-04-20 09:04:16
● 2026-04-21 13:52:18
● 2026-05-09 17:35:06

●NSedns109.ultradns.com2026-04-21 → 2026-05-09 · 3 obs

○ 2026-04-20 09:04:16
● 2026-04-21 13:52:18
● 2026-05-09 17:35:06

●NSedns109.ultradns.net2026-04-21 → 2026-05-09 · 3 obs

○ 2026-04-20 09:04:16
● 2026-04-21 13:52:18
● 2026-05-09 17:35:06

●NSedns109.ultradns.org2026-04-21 → 2026-05-09 · 3 obs

○ 2026-04-20 09:04:16
● 2026-04-21 13:52:18
● 2026-05-09 17:35:06

○NSns1.markmonitor.com2015-11-09 → 2026-04-20 · 5 obs

○ 2015-06-25 22:34:12
● 2015-11-09 04:52:50
● 2026-04-20 09:04:16
○ 2026-04-21 13:52:18
○ 2026-05-09 17:35:06

○NSns2.markmonitor.com2015-11-09 → 2026-04-20 · 5 obs

○ 2015-06-25 22:34:12
● 2015-11-09 04:52:50
● 2026-04-20 09:04:16
○ 2026-04-21 13:52:18
○ 2026-05-09 17:35:06

○NSns3.markmonitor.com2015-11-09 → 2026-04-20 · 5 obs

○ 2015-06-25 22:34:12
● 2015-11-09 04:52:50
● 2026-04-20 09:04:16
○ 2026-04-21 13:52:18
○ 2026-05-09 17:35:06

○NSns4.markmonitor.com2015-11-09 → 2026-04-20 · 5 obs

○ 2015-06-25 22:34:12
● 2015-11-09 04:52:50
● 2026-04-20 09:04:16
○ 2026-04-21 13:52:18
○ 2026-05-09 17:35:06

○NSns5.markmonitor.com2015-11-09 → 2026-04-20 · 5 obs

○ 2015-06-25 22:34:12
● 2015-11-09 04:52:50
● 2026-04-20 09:04:16
○ 2026-04-21 13:52:18
○ 2026-05-09 17:35:06

○NSserver1-ns1.udagdns.net2015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 22:34:12
○ 2015-11-09 04:52:50
○ 2026-05-09 17:35:06

○NSserver1-ns2.udagdns.net2015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 22:34:12
○ 2015-11-09 04:52:50
○ 2026-05-09 17:35:06

○NSserver1-ns3.udagdns.net2015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 22:34:12
○ 2015-11-09 04:52:50
○ 2026-05-09 17:35:06

○MXmx1.tune-up.com2015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 22:34:12
○ 2015-11-09 04:52:50
○ 2026-05-09 17:35:06

○MXmx2.tune-up.com2015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 22:34:12
○ 2015-11-09 04:52:50
○ 2026-05-09 17:35:06

●A3.33.139.322026-03-17 → 2026-05-09 · 3 obs

○ 2017-06-29 19:19:32
● 2026-03-17 21:14:12
● 2026-05-09 17:35:06

○A72.52.10.142015-11-09 → 2017-06-29 · 5 obs

○ 2015-06-25 22:34:12
● 2015-11-09 04:52:50
● 2017-06-29 19:19:32
○ 2026-03-17 21:14:12
○ 2026-05-09 17:35:06

○A89.31.143.32015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 22:34:12
○ 2015-11-09 04:52:50
○ 2026-05-09 17:35:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
pcoptimization.com	edns109.ultradns.org, edns109.ultradns.com, edns109.ultradns.net, edns109.ultradns.biz	2 records

✅ Authoritative Response

Server:204.74.111.109

NS records: edns109.ultradns.org, edns109.ultradns.com, edns109.ultradns.net, edns109.ultradns.biz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pcoptimization.com (unsigned zone)

⏱️ Timing

Total: 2456ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.139.32`
NS	4	`edns109.ultradns.biz, edns109.ultradns.com...`
TXT	1	`v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}.`
SOA	1	`edns109.ultradns.com domains.nortonlifel`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (edns109.ultradns.com, edns109.ultradns.com)

Analysis

IP Addresses

pcoptimization.com resolves to one IP number: 3.33.139.32.

Other host names, for instance kaigai-amazon.com, kindlesource.com, yahoo.mom, bestbuy.technology and deliverhero.net share IP numbers with pcoptimization.com.

Name Servers

pcoptimization.com delegates to four name servers: edns109.ultradns.biz, edns109.ultradns.com, edns109.ultradns.net and edns109.ultradns.org.

pcoptimization.com at least partially shares name servers with other domains, including aivira.de, nortonlearninghub.com, nortonantivirus.de, ocialshield.com and nortonstore.ch.

These name servers are commonly used with udns1.ultradns.net, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns5.ultradns.info, pdns6.ultradns.co.uk, pdns4.ultradns.org and udns2.ultradns.net.

Host names with two IP numbers: edns109.ultradns.biz points to 2610:a1:1015::26d and 204.74.67.109; edns109.ultradns.com points to 2001:502:f3ff::26d and 204.74.66.109; edns109.ultradns.net points to 2610:a1:1014::26d and 204.74.110.109; edns109.ultradns.org points to 2001:502:4612::26d and 204.74.111.109.

pcoptimization.com - robtex.com