`tdncastle.com`

DNSSEC	⚠️ Not signed
A	162.247.77.227^{🇺🇸 AS22878162.247.76.0/22 Acenet Det-iX}
		PTR	`tdncastle.com`
NS	`ns1.acenet.us` ⭐ ⚠️ Not in parent delegation
		A	3.33.227.130^{🇺🇸 Amazon3.33.224.0/20}
			PTR	`a705e4f0a720b6c6d.awsglobalaccelerator.com`
NS	`ns1.acenet-inc.net` ⚠️ Not in zone NS records
		A	3.33.227.130^{🇺🇸 Amazon3.33.224.0/20}
			PTR	`a705e4f0a720b6c6d.awsglobalaccelerator.com`
NS	`ns2.acenet-inc.net` ⚠️ Not in zone NS records
		A	15.197.191.116^{🇺🇸 Amazon15.197.176.0/20}
			PTR	`a705e4f0a720b6c6d.awsglobalaccelerator.com`
NS	`ns2.acenet.us` ⚠️ Not in parent delegation
		A	15.197.191.116^{🇺🇸 Amazon15.197.176.0/20}
			PTR	`a705e4f0a720b6c6d.awsglobalaccelerator.com`
NS	`ns3.acenet-inc.net` ⚠️ Not in zone NS records
		A	45.79.174.142^{🇺🇸 AKAMAI-LINODE-AP45.79.160.0/20 Akamai Technologies}
			PTR	`45-79-174-142.ip.linodeusercontent.com`
NS	`ns3.acenet.us` ⚠️ Not in parent delegation
		A	45.79.174.142^{🇺🇸 AKAMAI-LINODE-AP45.79.160.0/20 Akamai Technologies}
			PTR	`45-79-174-142.ip.linodeusercontent.com`
NS	`ns4.acenet-inc.net` ⚠️ Not in zone NS records
		A	207.45.177.98^{🇺🇸 AS22878207.45.176.0/20 Acenet at Det-iX}
			PTR	`dnsserver1.securenet-server.net`
NS	`ns4.acenet.us` ⚠️ Not in parent delegation
		A	3.33.227.130^{🇺🇸 Amazon3.33.224.0/20}
			PTR	`a705e4f0a720b6c6d.awsglobalaccelerator.com`
MX	`mx.spamexperts.com` ⭐
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
MX	`fallbackmx.spamexperts.eu`⁽²⁰⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	2001:550:2:78::ca:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
		A	38.101.250.150^{🇺🇸 AS1663338.101.250.0/24}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
MX	`lastmx.spamexperts.net`⁽³⁰⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	2001:978:2:7::162:100^{🇩🇪 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	2001:978:2:2c::137:100^{🇳🇱 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
		A	149.13.75.27^{🇩🇪 AS16633149.13.75.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	154.59.104.23^{🇳🇱 COGENT154.59.104.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
TXT	`v=spf1 ip4:162.247.78.61 ip4:162.247.77.227 ip4:68.171.211.178 ip4:173.230.25...`
SOA	`ns1.acenet.us`monitor@ace-host.net 2026-07-02 #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=1785769402

PTR for

227.77.247.162.in-addr.arpa

Previously MX for

tdncastle.com

Same first word

tdncastle.com

Similar names

dctalents.fr

ascentltd.com

tcsdental.com

ascentltd.co.uk

ctsdental.com

ttcandles.com

ascentltd.gr

DNS History

17 records (12 active, 5 former)

●NSns1.acenet-inc.net2015-06-05 → 2026-08-03 · 5 obs

● 2015-06-05 00:14:50
○ 2015-10-20 12:25:14
○ 2020-02-24 18:50:52
● 2026-03-10 05:01:44
● 2026-08-03 15:23:12

●NSns1.acenet.us2015-10-20 → 2026-08-03 · 3 obs

○ 2015-06-05 00:14:50
● 2015-10-20 12:25:14
● 2026-08-03 15:23:12

●NSns2.acenet-inc.net2015-06-05 → 2026-08-03 · 5 obs

● 2015-06-05 00:14:50
○ 2015-10-20 12:25:14
○ 2020-02-24 18:50:52
● 2026-03-10 05:01:44
● 2026-08-03 15:23:12

●NSns2.acenet.us2015-10-20 → 2026-08-03 · 3 obs

○ 2015-06-05 00:14:50
● 2015-10-20 12:25:14
● 2026-08-03 15:23:12

○NSns201.securenet-server.net2015-06-05 → 2015-06-05 · 3 obs

● 2015-06-05 00:14:50
○ 2015-10-20 12:25:14
○ 2026-08-03 15:23:12

●NSns3.acenet-inc.net2015-06-05 → 2026-08-03 · 5 obs

● 2015-06-05 00:14:50
○ 2015-10-20 12:25:14
○ 2020-02-24 18:50:52
● 2026-03-10 05:01:44
● 2026-08-03 15:23:12

●NSns3.acenet.us2015-10-20 → 2026-08-03 · 3 obs

○ 2015-06-05 00:14:50
● 2015-10-20 12:25:14
● 2026-08-03 15:23:12

●NSns4.acenet-inc.net2015-06-05 → 2026-08-03 · 5 obs

● 2015-06-05 00:14:50
○ 2015-10-20 12:25:14
○ 2020-02-24 18:50:52
● 2026-03-10 05:01:44
● 2026-08-03 15:23:12

●NSns4.acenet.us2015-10-20 → 2026-08-03 · 3 obs

○ 2015-06-05 00:14:50
● 2015-10-20 12:25:14
● 2026-08-03 15:23:12

○MXbarracuda.acenet-inc.net2015-06-05 → 2017-03-30 · 4 obs

● 2015-06-05 00:14:50
● 2017-03-30 16:35:34
○ 2020-02-24 18:50:52
○ 2026-08-03 15:23:12

●MXfallbackmx.spamexperts.eu2020-02-24 → 2026-08-03 · 3 obs

○ 2017-03-30 16:35:34
● 2020-02-24 18:50:52
● 2026-08-03 15:23:12

●MXlastmx.spamexperts.net2020-02-24 → 2026-08-03 · 3 obs

○ 2017-03-30 16:35:34
● 2020-02-24 18:50:52
● 2026-08-03 15:23:12

●MXmx.spamexperts.com2020-02-24 → 2026-08-03 · 3 obs

○ 2017-03-30 16:35:34
● 2020-02-24 18:50:52
● 2026-08-03 15:23:12

○MXtdncastle.com2015-06-05 → 2017-03-30 · 4 obs

● 2015-06-05 00:14:50
● 2017-03-30 16:35:34
○ 2020-02-24 18:50:52
○ 2026-08-03 15:23:12

●A162.247.77.2272026-03-10 → 2026-08-03 · 3 obs

○ 2020-02-24 18:50:52
● 2026-03-10 05:01:44
● 2026-08-03 15:23:12

○A173.230.251.1002015-10-20 → 2020-02-24 · 5 obs

○ 2015-06-05 00:14:50
● 2015-10-20 12:25:14
● 2020-02-24 18:50:52
○ 2026-03-10 05:01:44
○ 2026-08-03 15:23:12

○A207.45.181.1402015-06-05 → 2015-06-05 · 3 obs

● 2015-06-05 00:14:50
○ 2015-10-20 12:25:14
○ 2026-08-03 15:23:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
tdncastle.com	ns2.acenet-inc.net, ns1.acenet-inc.net, ns3.acenet-inc.net, ns4.acenet-inc.net	-

✅ Authoritative Response

Server:15.197.191.116

NS records: ns2.acenet-inc.net, ns1.acenet-inc.net, ns3.acenet-inc.net, ns4.acenet-inc.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tdncastle.com (unsigned zone)

⏱️ Timing

Total: 673ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.247.77.227`
NS	4	`ns2.acenet.us, ns3.acenet.us...`
MX	3	`fallbackmx.spamexperts.eu (pri: 20), lastmx.spamexperts.net (pri: 30)...`
TXT	1	`v=spf1 ip4:162.247.78.61 ip4:162.247.77.`
SOA	1	`ns1.acenet.us monitor.ace-host.net`

Analysis

IP Addresses

tdncastle.com resolves to just one IP address, 162.247.77.227.

Host names such as tirabi.com and norobi.com share IP numbers with tdncastle.com.

Name Servers

DNS for tdncastle.com is handled by 8 name servers: ns1.acenet-inc.net, ns2.acenet-inc.net, ns3.acenet-inc.net and 5 others.

tdncastle.com shares at least some of its name servers with other domains, including industrialproductsolutions.com, junkshop.com, ms-tech.com and two others.

These name servers are frequently seen alongside ns1.acenet.us, ns2.acenet.us, ns3.acenet.us and 7 other name servers.

Host names that point to one IP address:

ns1.acenet-inc.net directs to 3.33.227.130.

ns2.acenet-inc.net directs to 15.197.191.116.

ns3.acenet-inc.net directs to 45.79.174.142.

ns4.acenet-inc.net directs to 207.45.177.98.

ns1.acenet.us directs to 3.33.227.130.

ns2.acenet.us directs to 15.197.191.116.

ns3.acenet.us directs to 45.79.174.142.

ns4.acenet.us directs to 3.33.227.130.

Each of ns1.acenet-inc.net, ns1.acenet.us and ns4.acenet.us resolves to 3.33.227.130.

Host names pointing to 15.197.191.116 IP addresses: ns2.acenet-inc.net and ns2.acenet.us.

Host names pointing to 45.79.174.142 IP addresses: ns3.acenet-inc.net and ns3.acenet.us.

Mail Servers

tdncastle.com is handled by three mail servers: mx.spamexperts.com, fallbackmx.spamexperts.eu and lastmx.spamexperts.net.

There is at least a partial MX overlap between tdncastle.com and other domains, including tevafuk.com, darklightpictures.com, g21express.co.id and two others.

DNS names with 8 IP addresses:

lastmx.spamexperts.net has IP addresses 38.71.16.244, 38.89.254.156 and 149.13.75.27, plus 5 other.

DNS names with 6 IP addresses:

fallbackmx.spamexperts.eu has IP addresses 38.71.16.244, 38.89.254.156 and 38.101.250.150, plus 3 other.

Host names that have two IP addresses:

mx.spamexperts.com has two IP addresses: 38.89.254.156 and 2001:550:2:3::62:100.

Each of lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com resolves to 2001:550:2:3::62:100.

Host names pointing to 2001:550:2:61::2fc:100 IP addresses: lastmx.spamexperts.net and fallbackmx.spamexperts.eu.

Host names pointing to 38.71.16.244 IP addresses: lastmx.spamexperts.net and fallbackmx.spamexperts.eu.

Each of lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com resolves to 38.89.254.156.