`adjustercourses.com`

DNSSEC	⚠️ Not signed
A	185.148.46.30^{🇺🇸 A2HOSTING185.148.44.0/22}
		PTR	`185.148.46.30.static.a2webhosting.com`
NS	`ns1.a2hosting.com` ⭐
		A	13.248.158.180^{🇺🇸 Amazon13.248.144.0/20}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns2.a2hosting.com`
		A	75.2.118.134^{🇺🇸 Amazon75.2.112.0/20}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
NS	`ns3.a2hosting.com` ⚠️ Not in parent delegation
		A	76.223.26.245^{🇺🇸 Amazon76.223.16.0/20}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns4.a2hosting.com` ⚠️ Not in parent delegation
		A	99.83.147.209^{🇺🇸 Amazon99.83.144.0/20}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
MX	`mail.adjustercourses.com` ⭐
		A	185.148.46.30^{🇺🇸 A2HOSTING185.148.44.0/22}
			PTR	`185.148.46.30.static.a2webhosting.com`
TXT	`v=spf1 +a +mx +ip4:68.66.226.75 +ip4:185.148.46.30 include:spf.a2hosting.com ...`
SOA	`ns1.a2hosting.com`root@az1-ts1.a2hosting.com 2026-01-25 #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=1774416637

Previously MX for

adjustercourses.com

Same first word

adjustercourses.com

DNS History

11 records (6 active, 5 former)

●NSns1.a2hosting.com2026-03-16 → 2026-03-25 · 3 obs

○ 2017-03-23 18:32:50
● 2026-03-16 13:43:44
● 2026-03-25 05:58:24

●NSns2.a2hosting.com2026-03-16 → 2026-03-25 · 3 obs

○ 2017-03-23 18:32:50
● 2026-03-16 13:43:44
● 2026-03-25 05:58:24

●NSns3.a2hosting.com2026-03-16 → 2026-03-25 · 3 obs

○ 2017-03-23 18:32:50
● 2026-03-16 13:43:44
● 2026-03-25 05:58:24

○NSns3483.hostgator.com2015-08-13 → 2017-03-23 · 4 obs

● 2015-08-13 01:38:46
● 2017-03-23 18:32:50
○ 2026-03-16 13:43:44
○ 2026-03-25 05:58:24

○NSns3484.hostgator.com2015-08-13 → 2017-03-23 · 4 obs

● 2015-08-13 01:38:46
● 2017-03-23 18:32:50
○ 2026-03-16 13:43:44
○ 2026-03-25 05:58:24

●NSns4.a2hosting.com2026-03-16 → 2026-03-25 · 3 obs

○ 2017-03-23 18:32:50
● 2026-03-16 13:43:44
● 2026-03-25 05:58:24

○NSns8165.hostgator.com2015-08-13 → 2017-03-23 · 4 obs

● 2015-08-13 01:38:46
● 2017-03-23 18:32:50
○ 2026-03-16 13:43:44
○ 2026-03-25 05:58:24

○MXadjustercourses.com2015-08-13 → 2017-03-23 · 4 obs

● 2015-08-13 01:38:46
● 2017-03-23 18:32:50
○ 2026-03-16 13:43:44
○ 2026-03-25 05:58:24

●MXmail.adjustercourses.com2026-03-16 → 2026-03-25 · 3 obs

○ 2017-03-23 18:32:50
● 2026-03-16 13:43:44
● 2026-03-25 05:58:24

●A185.148.46.302026-03-16 → 2026-03-25 · 3 obs

○ 2017-03-23 18:32:50
● 2026-03-16 13:43:44
● 2026-03-25 05:58:24

○A192.185.35.282015-08-13 → 2017-03-23 · 4 obs

● 2015-08-13 01:38:46
● 2017-03-23 18:32:50
○ 2026-03-16 13:43:44
○ 2026-03-25 05:58:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net...	-
adjustercourses.com	ns1.a2hosting.com, ns2.a2hosting.com	2 records

✅ Authoritative Response

Server:13.248.158.180

NS records: ns1.a2hosting.com, ns2.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for adjustercourses.com (unsigned zone)

⏱️ Timing

Total: 159ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.148.46.30`
NS	4	`ns2.a2hosting.com, ns1.a2hosting.com...`
MX	1	`mail.adjustercourses.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:68.66.226.75 +ip4:185`
SOA	1	`ns1.a2hosting.com root.az1-ts1.a2hosting`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.a2hosting.com, ns2.a2hosting.com)

Analysis

IP Addresses

adjustercourses.com resolves to one IP number: 185.148.46.30.

Name Servers

adjustercourses.com is delegated to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.

adjustercourses.com at least partially shares name servers with other domains, for instance dallasdesign.uk, itrium.net, frencia.com, thespecialballoon.com and pmce.sg.

These name servers are commonly used with the following name servers: ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com, ns4.mysecurecloudhost.com, ns1.supercp.com, ns2.supercp.com, ns3.supercp.com, ns4.supercp.com, ns1.a2webhosting.com and ns2.a2webhosting.com.

Host names with one IP number: ns1.a2hosting.com points to 13.248.158.180; ns2.a2hosting.com points to 75.2.118.134; ns3.a2hosting.com points to 76.223.26.245; ns4.a2hosting.com points to 99.83.147.209.

Mail Servers

adjustercourses.com is handled by a single mail server, mail.adjustercourses.com.

mail.adjustercourses.com resolves to IP 185.148.46.30.

adjustercourses.com - robtex.com