`contractorhotline.net`

DNSSEC	⚠️ Not signed
A	192.110.160.155^{🇺🇸 NET-IOFLOOD192.110.160.0/22 Input Output Flood, LLC}
		PTR	`we.love.servers.at.ioflood.net`
NS	`ns1.cvdhosting.com` ⭐
		A	192.110.160.155^{🇺🇸 NET-IOFLOOD192.110.160.0/22 Input Output Flood, LLC}
			PTR	`we.love.servers.at.ioflood.net`
NS	`ns2.cvdhosting.com`
		A	192.110.160.155^{🇺🇸 NET-IOFLOOD192.110.160.0/22 Input Output Flood, LLC}
			PTR	`we.love.servers.at.ioflood.net`
MX	`contractorhotline-net.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c927::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr05cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:f905::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.40.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr03cu00106.inbound.protection.outlook.com`
		A	52.101.41.58^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr02cu00102.inbound.protection.outlook.com`
		A	52.101.50.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00502.inbound.protection.outlook.com`
		A	52.101.194.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch4pr21cu00107.inbound.protection.outlook.com`
TXT	`MS=ms61724988`
TXT	`v=spf1 +a +mx +ip4:107.189.161.178 include:spf.supportedns.com +ip4:192.110.1...`
SOA	`ns1.cvdhosting.com`cpanel@mddhosting.com 2026-05-11 #7

`net`

	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=1778535762

Previously MX for

contractorhotline.net

Same first word

contractorhotline.net

DNS History

19 records (4 active, 15 former)

●NSns1.cvdhosting.com2026-02-20 → 2026-05-11 · 3 obs

○ 2020-02-17 15:16:52
● 2026-02-20 08:50:20
● 2026-05-11 21:58:16

○NSns1.mddservices.com2020-02-17 → 2020-02-17 · 4 obs

○ 2017-01-08 16:20:26
● 2020-02-17 15:16:52
○ 2026-02-20 08:50:20
○ 2026-05-11 21:58:16

○NSns1.supportedns.com2015-05-01 → 2017-01-08 · 4 obs

● 2015-05-01 09:47:46
● 2017-01-08 16:20:26
○ 2020-02-17 15:16:52
○ 2026-05-11 21:58:16

●NSns2.cvdhosting.com2026-02-20 → 2026-05-11 · 3 obs

○ 2020-02-17 15:16:52
● 2026-02-20 08:50:20
● 2026-05-11 21:58:16

○NSns2.mddservices.com2020-02-17 → 2020-02-17 · 4 obs

○ 2017-01-08 16:20:26
● 2020-02-17 15:16:52
○ 2026-02-20 08:50:20
○ 2026-05-11 21:58:16

○NSns2.supportedns.com2015-05-01 → 2017-01-08 · 4 obs

● 2015-05-01 09:47:46
● 2017-01-08 16:20:26
○ 2020-02-17 15:16:52
○ 2026-05-11 21:58:16

○NSns3.mddservices.com2020-02-17 → 2020-02-17 · 4 obs

○ 2017-01-08 16:20:26
● 2020-02-17 15:16:52
○ 2026-02-20 08:50:20
○ 2026-05-11 21:58:16

○NSns3.supportedns.com2015-05-01 → 2017-01-08 · 4 obs

● 2015-05-01 09:47:46
● 2017-01-08 16:20:26
○ 2020-02-17 15:16:52
○ 2026-05-11 21:58:16

●MXcontractorhotline-net.mail.protection.outlook.com2026-02-20 → 2026-05-11 · 3 obs

○ 2020-02-17 15:16:52
● 2026-02-20 08:50:20
● 2026-05-11 21:58:16

○MXcontractorhotline.net2015-05-01 → 2016-01-20 · 4 obs

● 2015-05-01 09:47:46
● 2016-01-20 09:04:36
○ 2016-04-21 16:36:38
○ 2026-05-11 21:58:16

○MXfallbackmx.spamexperts.eu2020-02-17 → 2020-02-17 · 4 obs

○ 2017-01-08 16:20:26
● 2020-02-17 15:16:52
○ 2026-02-20 08:50:20
○ 2026-05-11 21:58:16

○MXlastmx.spamexperts.net2020-02-17 → 2020-02-17 · 4 obs

○ 2017-01-08 16:20:26
● 2020-02-17 15:16:52
○ 2026-02-20 08:50:20
○ 2026-05-11 21:58:16

○MXmx.spamexperts.com2020-02-17 → 2020-02-17 · 4 obs

○ 2017-01-08 16:20:26
● 2020-02-17 15:16:52
○ 2026-02-20 08:50:20
○ 2026-05-11 21:58:16

○MXscanner01.mail.supportedns.com2016-04-21 → 2017-01-08 · 5 obs

○ 2016-01-20 09:04:36
● 2016-04-21 16:36:38
● 2017-01-08 16:20:26
○ 2020-02-17 15:16:52
○ 2026-05-11 21:58:16

○MXscanner02.mail.supportedns.com2016-04-21 → 2017-01-08 · 5 obs

○ 2016-01-20 09:04:36
● 2016-04-21 16:36:38
● 2017-01-08 16:20:26
○ 2020-02-17 15:16:52
○ 2026-05-11 21:58:16

○A162.244.253.1492016-01-20 → 2017-01-08 · 5 obs

○ 2015-10-28 01:15:10
● 2016-01-20 09:04:36
● 2017-01-08 16:20:26
○ 2020-02-17 15:16:52
○ 2026-05-11 21:58:16

○A162.244.253.652015-05-01 → 2015-10-28 · 4 obs

● 2015-05-01 09:47:46
● 2015-10-28 01:15:10
○ 2016-01-20 09:04:36
○ 2026-05-11 21:58:16

○A173.248.191.1522020-02-17 → 2020-02-17 · 4 obs

○ 2017-01-08 16:20:26
● 2020-02-17 15:16:52
○ 2026-02-20 08:50:20
○ 2026-05-11 21:58:16

●A192.110.160.1552026-02-20 → 2026-05-11 · 3 obs

○ 2020-02-17 15:16:52
● 2026-02-20 08:50:20
● 2026-05-11 21:58:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	c.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...	-
contractorhotline.net	ns1.cvdhosting.com, ns2.cvdhosting.com	-

✅ Authoritative Response

Server:192.110.160.155

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contractorhotline.net (unsigned zone)

⏱️ Timing

Total: 667ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.110.160.155`
NS	2	`ns2.cvdhosting.com, ns1.cvdhosting.com`
MX	1	`contractorhotline-net.mail.protection.ou`
TXT	2	`MS=ms61724988, v=spf1 +a +mx +ip4:107.189.161.178 inclu`
SOA	1	`ns1.cvdhosting.com cpanel.mddhosting.com`

Analysis

IP Addresses

contractorhotline.net resolves to one IP number: 192.110.160.155.

other host names including mail.refweb.org, westlakepromo.com, simplicitybystrasser.com, ns2.cvdhosting.com and cvdsites.com share IP numbers with contractorhotline.net.

Name Servers

contractorhotline.net is delegated to two name servers ns1.cvdhosting.com and ns2.cvdhosting.com.

contractorhotline.net shares the same name server setup as other domains, for instance wingsofhumanity.org, georgecscottstudios.com, globalgarageflooring.com, sandychin.com and thetreasuredhome.com.

Host names with a single IP:

ns1.cvdhosting.com points to 192.110.160.155.

ns2.cvdhosting.com points to 192.110.160.155.

Host names pointing to 192.110.160.155: ns1.cvdhosting.com and ns2.cvdhosting.com.

Mail Servers

contractorhotline.net is handled by a single mail server, contractorhotline-net.mail.protection.outlook.com.

Host contractorhotline-net.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c927::, 2a01:111:f403:c92c::2, 2a01:111:f403:f804::1, 2a01:111:f403:f905::4, 52.101.40.6, 52.101.41.58, 52.101.50.10 and 52.101.194.15.

contractorhotline.net - robtex.com