`castironsolutions.com`

DNSSEC	⚠️ Not signed
A	66.198.240.21^{🇺🇸 vercara-udos66.198.240.0/24}
		PTR	`mi3-cl9-its1.a2hosting.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`
		A	76.223.26.245^{🇺🇸 Amazon76.223.16.0/20}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns4.a2hosting.com`
		A	99.83.147.209^{🇺🇸 Amazon99.83.144.0/20}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
MX	`castironsolutions.com` ⭐
		A	66.198.240.21^{🇺🇸 vercara-udos66.198.240.0/24}
			PTR	`mi3-cl9-its1.a2hosting.com`
TXT	`v=spf1 ip4:66.198.240.21 include:spf.a2hosting.com ip4:184.154.70.198 +a +mx ...`
SOA	`ns1.a2hosting.com`root@mi3-cl9-its1.a2hosting.com 2026-02-19 #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=1774664172

MX for

castironsolutions.com

Same first word

castironsolutions.com

castironsolutions.co.uk

DNS History

13 records (6 active, 7 former)

●NSns1.a2hosting.com2026-02-17 → 2026-03-28 · 3 obs

○ 2018-01-27 03:57:04
● 2026-02-17 19:28:36
● 2026-03-28 02:34:52

○NSns1.mddservices.com2018-01-27 → 2018-01-27 · 4 obs

○ 2017-01-18 22:43:18
● 2018-01-27 03:57:04
○ 2026-02-17 19:28:36
○ 2026-03-28 02:34:52

●NSns2.a2hosting.com2026-02-17 → 2026-03-28 · 3 obs

○ 2018-01-27 03:57:04
● 2026-02-17 19:28:36
● 2026-03-28 02:34:52

○NSns2.mddservices.com2018-01-27 → 2018-01-27 · 4 obs

○ 2017-01-18 22:43:18
● 2018-01-27 03:57:04
○ 2026-02-17 19:28:36
○ 2026-03-28 02:34:52

●NSns3.a2hosting.com2015-06-30 → 2026-03-28 · 5 obs

● 2015-06-30 07:35:28
● 2017-01-18 22:43:18
○ 2018-01-27 03:57:04
● 2026-02-17 19:28:36
● 2026-03-28 02:34:52

○NSns3.mddservices.com2018-01-27 → 2018-01-27 · 4 obs

○ 2017-01-18 22:43:18
● 2018-01-27 03:57:04
○ 2026-02-17 19:28:36
○ 2026-03-28 02:34:52

●NSns4.a2hosting.com2015-06-30 → 2026-03-28 · 5 obs

● 2015-06-30 07:35:28
● 2017-01-18 22:43:18
○ 2018-01-27 03:57:04
● 2026-02-17 19:28:36
● 2026-03-28 02:34:52

●MXcastironsolutions.com2015-06-30 → 2026-03-28 · 5 obs

● 2015-06-30 07:35:28
● 2017-01-18 22:43:18
○ 2018-01-27 03:57:04
● 2026-02-17 19:28:36
● 2026-03-28 02:34:52

○MXscanner01.mail.supportedns.com2018-01-27 → 2018-01-27 · 4 obs

○ 2017-01-18 22:43:18
● 2018-01-27 03:57:04
○ 2026-02-17 19:28:36
○ 2026-03-28 02:34:52

○MXscanner02.mail.supportedns.com2018-01-27 → 2018-01-27 · 4 obs

○ 2017-01-18 22:43:18
● 2018-01-27 03:57:04
○ 2026-02-17 19:28:36
○ 2026-03-28 02:34:52

○A162.244.254.2122018-01-27 → 2018-01-27 · 4 obs

○ 2017-01-18 22:43:18
● 2018-01-27 03:57:04
○ 2026-02-17 19:28:36
○ 2026-03-28 02:34:52

●A66.198.240.212026-02-17 → 2026-03-28 · 3 obs

○ 2018-01-27 03:57:04
● 2026-02-17 19:28:36
● 2026-03-28 02:34:52

○A75.98.175.872015-06-30 → 2017-01-18 · 4 obs

● 2015-06-30 07:35:28
● 2017-01-18 22:43:18
○ 2018-01-27 03:57:04
○ 2026-03-28 02:34:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
castironsolutions.com	ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com	4 records

✅ Authoritative Response

Server:13.248.158.180

NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for castironsolutions.com (unsigned zone)

⏱️ Timing

Total: 219ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.198.240.21`
NS	4	`ns2.a2hosting.com, ns4.a2hosting.com...`
MX	1	`castironsolutions.com (pri: 0)`
TXT	1	`v=spf1 ip4:66.198.240.21 include:spf.a2h`
SOA	1	`ns1.a2hosting.com root.mi3-cl9-its1.a2ho`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)

Analysis

Mail Server Role

castironsolutions.com serves as the mail server for castironsolutions.com.

IP Addresses

castironsolutions.com resolves to a single IP address: 66.198.240.21.

Other host names including mail.textocar.com, ga4.info, mail.jetblond.com, batsquatch.com and mail.quantobe.com share IP numbers with castironsolutions.com.

Name Servers

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

castironsolutions.com at least partially shares name servers with other domains, including blogovision.gr, mysticknots.com, thefamilyshoppe.com, risnerroofingbastrop.com and alliemars.com.

These name servers are commonly used with the name servers ns1.a2webhosting.comns2.a2webhosting.comns1.supercp.comns2.supercp.comns3.supercp.com and ns4.supercp.com.

Hostnames with a single IP:

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

A single mail server handles castironsolutions.com.

castironsolutions.com points to a single IP: 66.198.240.21.

castironsolutions.com - robtex.com