boolean-union.com - dns.ninja

`boolean-union.com`

DNSSEC	⚠️ Not signed
A	209.124.66.21^{🇺🇸 A2HOSTING209.124.66.0/23 SITEPROTECT}
		PTR	`nl1-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	`mail.boolean-union.com` ⭐
		A	209.124.66.21^{🇺🇸 A2HOSTING209.124.66.0/23 SITEPROTECT}
			PTR	`nl1-cl9-its1.a2hosting.com`
TXT	`v=spf1 +a +mx +ip4:209.124.66.21 include:spf.a2hosting.com ~all`
SOA	`ns1.a2hosting.com`root@nl1-cl9-its1.a2hosting.com 2026-05-08 #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=1783447606

WOT: SAFE (62/100)

Subdomains

mail.boolean-union.com

Same first word

boolean-union.com

DNS History

11 records (6 active, 5 former)

○NShidden-master.yahoo.com2015-08-19 → 2017-04-08 · 4 obs

● 2015-08-19 01:07:28
● 2017-04-08 21:08:20
○ 2026-03-05 10:18:42
○ 2026-07-07 18:31:24

●NSns1.a2hosting.com2026-03-05 → 2026-07-07 · 3 obs

○ 2017-04-08 21:08:20
● 2026-03-05 10:18:42
● 2026-07-07 18:31:24

●NSns2.a2hosting.com2026-03-05 → 2026-07-07 · 3 obs

○ 2017-04-08 21:08:20
● 2026-03-05 10:18:42
● 2026-07-07 18:31:24

●NSns3.a2hosting.com2026-03-05 → 2026-07-07 · 3 obs

○ 2017-04-08 21:08:20
● 2026-03-05 10:18:42
● 2026-07-07 18:31:24

●NSns4.a2hosting.com2026-03-05 → 2026-07-07 · 3 obs

○ 2017-04-08 21:08:20
● 2026-03-05 10:18:42
● 2026-07-07 18:31:24

○NSyns1.yahoo.com2015-08-19 → 2017-04-08 · 4 obs

● 2015-08-19 01:07:28
● 2017-04-08 21:08:20
○ 2026-03-05 10:18:42
○ 2026-07-07 18:31:24

○NSyns2.yahoo.com2015-08-19 → 2017-04-08 · 4 obs

● 2015-08-19 01:07:28
● 2017-04-08 21:08:20
○ 2026-03-05 10:18:42
○ 2026-07-07 18:31:24

●MXmail.boolean-union.com2026-03-05 → 2026-07-07 · 3 obs

○ 2017-04-08 21:08:20
● 2026-03-05 10:18:42
● 2026-07-07 18:31:24

○MXmx-biz.mail.am0.yahoodns.net2015-08-19 → 2017-04-08 · 4 obs

● 2015-08-19 01:07:28
● 2017-04-08 21:08:20
○ 2026-03-05 10:18:42
○ 2026-07-07 18:31:24

●A209.124.66.212026-03-05 → 2026-07-07 · 3 obs

○ 2017-04-08 21:08:20
● 2026-03-05 10:18:42
● 2026-07-07 18:31:24

○A98.139.135.1282015-08-19 → 2017-04-08 · 4 obs

● 2015-08-19 01:07:28
● 2017-04-08 21:08:20
○ 2026-03-05 10:18:42
○ 2026-07-07 18:31:24

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:76.223.26.245

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for boolean-union.com (unsigned zone)

⏱️ Timing

Total: 146ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.124.66.21`
NS	4	`ns1.a2hosting.com, ns3.a2hosting.com...`
MX	1	`mail.boolean-union.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:209.124.66.21 include`
SOA	1	`ns1.a2hosting.com root.nl1-cl9-its1.a2ho`

📌 Glue Records Collected

Total: 4

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

Analysis

Hierarchy

The domain mail.boolean-union.com falls under the parent boolean-union.com.

IP Addresses

boolean-union.com has exactly one IP address — 209.124.66.21.

magicstu.co.uk, mail.globalchartist.com, mail.lajjat.com plus two other host names have IP numbers in common with boolean-union.com.

Name Servers

Four name servers handle the delegation for boolean-union.com: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.

At least some of boolean-union.com's name servers are shared with other domains, for example mytreepod.com, kidsmartstl.org, charlesbcalkinspc.com and two more.

These name servers tend to co-occur with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and 5 other name servers in the same DNS delegations.

Four host names, each with one IP address: ns1.a2hosting.com has 13.248.158.180, ns2.a2hosting.com has 75.2.118.134, ns3.a2hosting.com has 76.223.26.245 and ns4.a2hosting.com has 99.83.147.209.

Mail Servers

boolean-union.com uses one mail server — mail.boolean-union.com.

There is one IP number for mail.boolean-union.com: 209.124.66.21.