ip-engineering.com - dns.ninja

`ip-engineering.com`

DNSSEC	⚠️ Not signed
A	66.39.6.146^{🇺🇸 AS785966.39.0.0/17 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
		PTR	`ip-engineering.com`
NS	`dns4.pair.com` ⭐
		A	2607:f440::d85c:fc0a^{🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`dns4.pair.com`
		A	216.92.252.10^{🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`dns4.pair.com`
NS	`ns9.ns0.com`
MX	`mailwash59.pair.com` ⭐
		A	2607:f440::4227:23b^{🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
		A	66.39.2.59^{🇺🇸 AS785966.39.0.0/17 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`mailwash59.pair.com`
TXT	`7727559c-5757-4bf7-af33-fbda20f3e62b`
TXT	`v=spf1 include:webmail.pair.com include:relay.pair.com include:pairlist.com a...`
TXT	`facebook-domain-verification=fhfunih74r766884zll9541npogenh`
TXT	`google-site-verification=s6E4QpkN7QnVLQUes21B7J3j_GK4sfubJAraZ7jPY2I`
TXT	`v=spf1 include:webmail.pair.com include:relay.pair.com include:pairlist.com a...`
SOA	`dns4.pair.com`root@pair.com 2026-07-04 #2

`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=1786309264

PTR for

146.6.39.66.in-addr.arpa

Same first word

ip-engineering.com

ip-engineering.co.uk

DNS History

15 records (4 active, 11 former)

●NSdns4.pair.com2026-03-24 → 2026-08-09 · 3 obs

○ 2017-03-17 02:57:56
● 2026-03-24 17:48:04
● 2026-08-09 21:26:44

○NSns1.webjuice.tv2016-06-26 → 2016-06-26 · 4 obs

○ 2016-02-26 19:54:08
● 2016-06-26 19:16:18
○ 2017-03-17 02:57:56
○ 2026-08-09 21:26:44

○NSns1626.ztomy.com2017-03-17 → 2017-03-17 · 4 obs

○ 2016-06-26 19:16:18
● 2017-03-17 02:57:56
○ 2026-03-24 17:48:04
○ 2026-08-09 21:26:44

○NSns2.webjuice.tv2016-06-26 → 2016-06-26 · 4 obs

○ 2016-02-26 19:54:08
● 2016-06-26 19:16:18
○ 2017-03-17 02:57:56
○ 2026-08-09 21:26:44

○NSns2626.ztomy.com2017-03-17 → 2017-03-17 · 4 obs

○ 2016-06-26 19:16:18
● 2017-03-17 02:57:56
○ 2026-03-24 17:48:04
○ 2026-08-09 21:26:44

○NSns5.webcontrolcenter.com2015-06-26 → 2016-02-26 · 4 obs

● 2015-06-26 18:56:04
● 2016-02-26 19:54:08
○ 2016-06-26 19:16:18
○ 2026-08-09 21:26:44

○NSns6.webcontrolcenter.com2015-06-26 → 2016-02-26 · 4 obs

● 2015-06-26 18:56:04
● 2016-02-26 19:54:08
○ 2016-06-26 19:16:18
○ 2026-08-09 21:26:44

●NSns9.ns0.com2026-03-24 → 2026-08-09 · 3 obs

○ 2017-03-17 02:57:56
● 2026-03-24 17:48:04
● 2026-08-09 21:26:44

○MXipengineering-com0e.mail.eo.outlook.com2015-06-26 → 2016-06-26 · 4 obs

● 2015-06-26 18:56:04
● 2016-06-26 19:16:18
○ 2017-03-17 02:57:56
○ 2026-08-09 21:26:44

●MXmailwash59.pair.com2026-03-24 → 2026-08-09 · 3 obs

○ 2017-03-17 02:57:56
● 2026-03-24 17:48:04
● 2026-08-09 21:26:44

○A134.119.2.772015-06-26 → 2016-02-26 · 4 obs

● 2015-06-26 18:56:04
● 2016-02-26 19:54:08
○ 2016-06-26 19:16:18
○ 2026-08-09 21:26:44

○A204.11.56.482017-03-17 → 2017-03-17 · 4 obs

○ 2016-06-26 19:16:18
● 2017-03-17 02:57:56
○ 2026-03-24 17:48:04
○ 2026-08-09 21:26:44

●A66.39.6.1462026-03-24 → 2026-08-09 · 3 obs

○ 2017-03-17 02:57:56
● 2026-03-24 17:48:04
● 2026-08-09 21:26:44

○A88.198.6.1062016-06-26 → 2016-06-26 · 4 obs

○ 2016-02-26 19:54:08
● 2016-06-26 19:16:18
○ 2017-03-17 02:57:56
○ 2026-08-09 21:26:44

○PTRns1626.ztomy.com2017-03-17 → 2017-03-17 · 3 obs

● 2017-03-17 02:57:56
○ 2026-03-24 17:48:04
○ 2026-08-09 21:26:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ip-engineering.com	dns4.pair.com, ns9.ns0.com	4 records

✅ Authoritative Response

Server:216.92.252.10

NS records: dns4.pair.com, ns9.ns0.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ip-engineering.com (unsigned zone)

⏱️ Timing

Total: 224ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.39.6.146`
NS	2	`dns4.pair.com, ns9.ns0.com`
MX	1	`mailwash59.pair.com (pri: 50)`
TXT	5	`v=spf1 include:webmail.pair.com include:, 7727559c-5757-4bf7-af33-fbda20f3e62b...`
SOA	1	`dns4.pair.com root.pair.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns4.pair.com, dns4.pair.com, ns9.ns0.com...)

Analysis

IP Addresses

ip-engineering.com resolves to one IP address: 66.39.6.146.

Additional host names such as tunnelventilation.pro, tunnelventilation.at, tunnelventilation.org and ilg-engineering.com share IP numbers with ip-engineering.com.

Name Servers

ip-engineering.com is served by two delegated name servers, ns9.ns0.com and dns4.pair.com.

ip-engineering.com uses the same name servers as several other domains — among them pawitforwardnyc.com, acoustilog.com, seafret.net and two more.

The name servers of ip-engineering.com overlap at least partially with those of other domains — among them brandtechnology.de, tinycon.org, willowhillbooks.com and two more.

It is common to find these name servers alongside the name servers ns2.quickserve.com, ns8.ns0.com, ns7.ns0.com and two others.

Hostnames that resolve to two IP addresses:

dns4.pair.com maps to two IP addresses — 216.92.252.10 and 2607:f440::d85c:fc0a.

Mail Servers

Mail for ip-engineering.com is handled by a single mail server, mailwash59.pair.com.

ip-engineering.com uses an identical mail server configuration to several other domains — among them aamf.net, mobilepcworld.net, hyperable.com and two more.

mailwash59.pair.com resolves to two IP numbers — 66.39.2.59 and 2607:f440::4227:23b.