`preventative-maintenance.com`

DNSSEC	⚠️ Not signed
A	66.85.30.91^{🇨🇦 AS5464366.85.30.0/23}
		PTR	`vps.attendeeonline.com`
NS	`ns1.attendeeonline.com` ⭐
		A	66.85.30.91^{🇨🇦 AS5464366.85.30.0/23}
			PTR	`vps.attendeeonline.com`
NS	`ns2.attendeeonline.com`
		A	66.85.30.91^{🇨🇦 AS5464366.85.30.0/23}
			PTR	`vps.attendeeonline.com`
MX	`preventative-maintenance.com` ⭐
		A	66.85.30.91^{🇨🇦 AS5464366.85.30.0/23}
			PTR	`vps.attendeeonline.com`
TXT	`v=spf1 +a +mx +ip4:66.85.30.91 +ip4:67.231.30.20 ~all`
SOA	`ns1.attendeeonline.com`chris@eventpro.net 2026-01-28 #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=1774447622

MX for

preventative-maintenance.com

Subdomains

www.preventative-maintenance.com

Same first word

preventative-maintenance.com

DNS History

9 records (4 active, 5 former)

●NSns1.attendeeonline.com2019-12-30 → 2026-03-25 · 3 obs

○ 2017-02-09 22:43:58
● 2019-12-30 12:53:50
● 2026-03-25 14:08:32

○NSns1.innovationplace.com2007-11-01 → 2017-02-09 · 4 obs

● 2007-11-01 07:07:52
● 2017-02-09 22:43:58
○ 2019-12-30 12:53:50
○ 2026-03-25 14:08:32

●NSns2.attendeeonline.com2019-12-30 → 2026-03-25 · 3 obs

○ 2017-02-09 22:43:58
● 2019-12-30 12:53:50
● 2026-03-25 14:08:32

○NSns2.innovationplace.com2007-11-01 → 2017-02-09 · 4 obs

● 2007-11-01 07:07:52
● 2017-02-09 22:43:58
○ 2019-12-30 12:53:50
○ 2026-03-25 14:08:32

●MXpreventative-maintenance.com2019-12-30 → 2026-03-25 · 3 obs

○ 2017-02-09 22:43:58
● 2019-12-30 12:53:50
● 2026-03-25 14:08:32

○MXwww.eventpro.net2007-11-01 → 2017-02-09 · 4 obs

● 2007-11-01 07:07:52
● 2017-02-09 22:43:58
○ 2019-12-30 12:53:50
○ 2026-03-25 14:08:32

○A207.195.94.672007-11-01 → 2017-02-09 · 4 obs

● 2007-11-01 07:07:52
● 2017-02-09 22:43:58
○ 2019-12-30 12:53:50
○ 2026-03-25 14:08:32

●A66.85.30.912026-02-23 → 2026-03-25 · 3 obs

○ 2019-12-30 12:53:50
● 2026-02-23 05:00:58
● 2026-03-25 14:08:32

○A67.231.30.202019-12-30 → 2019-12-30 · 4 obs

○ 2017-02-09 22:43:58
● 2019-12-30 12:53:50
○ 2026-02-23 05:00:58
○ 2026-03-25 14:08:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net...	-
preventative-maintenance.com	ns1.attendeeonline.com, ns2.attendeeonline.com	2 records

✅ Authoritative Response

Server:66.85.30.93

NS records: ns1.attendeeonline.com, ns2.attendeeonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for preventative-maintenance.com (unsigned zone)

⏱️ Timing

Total: 140ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.85.30.91`
NS	2	`ns1.attendeeonline.com, ns2.attendeeonline.com`
MX	1	`preventative-maintenance.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:66.85.30.91 +ip4:67.2`
SOA	1	`ns1.attendeeonline.com chris.eventpro.ne`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.attendeeonline.com, ns2.attendeeonline.com)

Analysis

Hierarchy

The parent of www.preventative-maintenance.com is preventative-maintenance.com.

Mail Server Role

preventative-maintenance.com serves as the mail server for preventative-maintenance.com.

IP Addresses

preventative-maintenance.com points to IP number: 66.85.30.91.

Other host names such as ns1.attendeeonline.com, profitsys.sk.ca, eventmanagementsoftware.net.au, ns2.attendeeonline.com and preventative-maintenance-software.com share IPs with preventative-maintenance.com.

Name Servers

preventative-maintenance.com is delegated to two name servers: ns1.attendeeonline.com and ns2.attendeeonline.com.

preventative-maintenance.com shares the same name server setup as profitsys.sk.ca, eventmanagementsoftware.net.au, preventative-maintenance-software.com, cmms-computer-maintenance-management-software.com and attendeeonline.com.

Host names sharing one IP: ns1.attendeeonline.com and ns2.attendeeonline.com point to 66.85.30.91.

Mail Servers

preventative-maintenance.com is handled by a single mail server, preventative-maintenance.com.

preventative-maintenance.com points to a single IP: 66.85.30.91.

preventative-maintenance.com - robtex.com