`a-theory.com`

DNSSEC	⚠️ Not signed
A	185.230.63.107^{🇺🇸 wix_com185.230.63.0/24}
		PTR	`unalocated.63.wixsite.com`
A	185.230.63.171^{🇺🇸 wix_com185.230.63.0/24}
A	185.230.63.186^{🇺🇸 wix_com185.230.63.0/24}
NS	`ns2.wixdns.net` ⭐
		A	216.239.36.100^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-f3.googledomains.com`
NS	`ns3.wixdns.net`
		A	216.239.38.100^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-f4.googledomains.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c0d::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dl-in-f27.1e100.net`
		A	142.250.101.26^{🇺🇸 Google142.250.101.0/24}
			PTR	`dz-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.27^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽⁴⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽⁵⁰⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.27^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`google-site-verification=n-S7CW35h2FY7jmuxa1FGnGiOb0dw2QSVLFYMCfzAH8`
SOA	`ns2.wixdns.net`support@wix.com 2019-11-26 #23

`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=1778343891

Previously MX for

a-theory.com

Same first word

a-theory.com

Similar names

theory-a.com

DNS History

23 records (10 active, 13 former)

○NSns1.a-theory.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 19:51:50
○ 2015-05-20 23:45:34
○ 2026-05-09 16:39:50

○NSns1.extrem.jp2016-12-02 → 2016-12-02 · 4 obs

○ 2015-10-27 02:32:18
● 2016-12-02 23:31:30
○ 2017-06-29 10:29:36
○ 2026-05-09 16:39:50

○NSns1.sedoparking.com2015-05-20 → 2015-10-27 · 5 obs

○ 2008-03-19 19:51:50
● 2015-05-20 23:45:34
● 2015-10-27 02:32:18
○ 2016-12-02 23:31:30
○ 2026-05-09 16:39:50

○NSns2.a-theory.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 19:51:50
○ 2015-05-20 23:45:34
○ 2026-05-09 16:39:50

○NSns2.extrem.jp2016-12-02 → 2016-12-02 · 4 obs

○ 2015-10-27 02:32:18
● 2016-12-02 23:31:30
○ 2017-06-29 10:29:36
○ 2026-05-09 16:39:50

○NSns2.sedoparking.com2015-05-20 → 2015-10-27 · 5 obs

○ 2008-03-19 19:51:50
● 2015-05-20 23:45:34
● 2015-10-27 02:32:18
○ 2016-12-02 23:31:30
○ 2026-05-09 16:39:50

●NSns2.wixdns.net2026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

●NSns3.wixdns.net2026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

○MXa-theory.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 19:51:50
○ 2015-05-20 23:45:34
○ 2026-05-09 16:39:50

●MXalt1.aspmx.l.google.com2026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

●MXalt2.aspmx.l.google.com2026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

●MXalt3.aspmx.l.google.com2026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

●MXalt4.aspmx.l.google.com2026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

●MXaspmx.l.google.com2026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

○MXmail.a-theory.com2016-12-02 → 2016-12-02 · 4 obs

○ 2015-10-27 02:32:18
● 2016-12-02 23:31:30
○ 2017-06-29 10:29:36
○ 2026-05-09 16:39:50

○MXmail.nickstel.com2015-05-20 → 2015-10-27 · 5 obs

○ 2008-03-19 19:51:50
● 2015-05-20 23:45:34
● 2015-10-27 02:32:18
○ 2016-12-02 23:31:30
○ 2026-05-09 16:39:50

●A185.230.63.1072026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

●A185.230.63.1712026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

●A185.230.63.1862026-04-13 → 2026-05-09 · 3 obs

○ 2017-06-29 10:29:36
● 2026-04-13 12:49:26
● 2026-05-09 16:39:50

○A209.163.228.2352008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 19:51:50
○ 2015-05-20 23:45:34
○ 2026-05-09 16:39:50

○A59.106.165.1702016-12-02 → 2016-12-02 · 4 obs

○ 2016-01-22 06:45:32
● 2016-12-02 23:31:30
○ 2017-06-29 10:29:36
○ 2026-05-09 16:39:50

○A69.64.147.2422016-01-22 → 2016-01-22 · 4 obs

○ 2015-10-27 02:32:18
● 2016-01-22 06:45:32
○ 2016-12-02 23:31:30
○ 2026-05-09 16:39:50

○A72.52.4.912015-05-20 → 2015-10-27 · 5 obs

○ 2008-03-19 19:51:50
● 2015-05-20 23:45:34
● 2015-10-27 02:32:18
○ 2016-01-22 06:45:32
○ 2026-05-09 16:39:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net...	-
a-theory.com	ns2.wixdns.net, ns3.wixdns.net	-

✅ Authoritative Response

Server:216.239.38.100

NS records: ns2.wixdns.net, ns3.wixdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a-theory.com (unsigned zone)

⏱️ Timing

Total: 400ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`185.230.63.171, 185.230.63.186...`
NS	2	`ns3.wixdns.net, ns2.wixdns.net`
MX	5	`alt2.aspmx.l.google.com (pri: 30), aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=n-S7CW35h2FY7jm, v=spf1 include:_spf.google.com ~all`
SOA	1	`ns2.wixdns.net support.wix.com`

Analysis

IP Addresses

a-theory.com resolves to three IPs: 185.230.63.107, 185.230.63.171 and 185.230.63.186.

Other host names, for instance naturezone.cn, mycorte.com, jumpstartfinance.com, alchemysa.com and nutraholics.com share IP numbers with a-theory.com.

Name Servers

Two name servers ns2.wixdns.net and ns3.wixdns.net handle delegation for a-theory.com.

a-theory.com uses the same name server setup as other domains, for example ethostilesource.com, funrentalz.com, rothproduction.ch, jinxedphiladelphia.com and sproutchinn.com.

a-theory.com shares name servers with other domains at least in part, for instance monicafigueroa.com.

Host names with one IP number: The host name ns2.wixdns.net points to 216.239.36.100 and the host name ns3.wixdns.net points to 216.239.38.100.

Mail Servers

Five mail servers handle a-theory.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

a-theory.com shares some mail servers with other domains, at least partially, such as r-o.fi, amma.foundation, jdmt.com, avanimtech.com and kidneydonormcflorida.org.