`topicmap.com`

DNSSEC	⚠️ Not signed
A	172.232.3.86^{🇺🇸 AKAMAI-LINODE-AP172.232.0.0/19 Akamai Technologies}
A	172.236.109.120^{🇺🇸 AKAMAI-LINODE-AP172.236.96.0/19 Akamai Technologies}
A	172.238.190.126^{🇺🇸 AKAMAI-LINODE-AP172.238.160.0/19 Akamai Technologies}
NS	`ns1.linode.com` ⭐
		A	2600:14c0:6::2^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-2.akashield.net`
		A	92.123.94.2^{🇳🇱 Akamai92.123.94.0/24 Technologies}
NS	`ns2.linode.com`
		A	2600:14c0:6::3^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-3.akashield.net`
		A	92.123.94.3^{🇳🇱 Akamai92.123.94.0/24 Technologies}
NS	`ns3.linode.com`
		A	2600:14c0:7::3^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-3.akashield.net`
		A	92.123.95.3^{🇳🇱 Akamai92.123.95.0/24 Technologies}
NS	`ns4.linode.com`
		A	2600:14c0:7::4^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-4.akashield.net`
		A	92.123.95.4^{🇳🇱 Akamai92.123.95.0/24 Technologies}
NS	`ns5.linode.com` ⚠️ Not in parent delegation
		A	2600:14c0:7::2^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-2.akashield.net`
		A	92.123.95.2^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-2.akashield.net`
SOA	`ns1.linode.com`protection@domainoverwatch.com serial=2021000003

`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=1784736387

WOT: SAFE (62/100)

Subdomains

mail.topicmap.com

Same first word

topicmap.info

topicmap.org

topicmap.de

topicmap.com

Similar names

DNS History

9 records (8 active, 1 former)

●NSns1.linode.com2015-06-27 → 2026-07-22 · 2 obs

● 2015-06-27 17:11:54
● 2026-07-22 16:24:58

●NSns2.linode.com2015-06-27 → 2026-07-22 · 2 obs

● 2015-06-27 17:11:54
● 2026-07-22 16:24:58

●NSns3.linode.com2015-06-27 → 2026-07-22 · 2 obs

● 2015-06-27 17:11:54
● 2026-07-22 16:24:58

●NSns4.linode.com2015-06-27 → 2026-07-22 · 2 obs

● 2015-06-27 17:11:54
● 2026-07-22 16:24:58

●NSns5.linode.com2015-06-27 → 2026-07-22 · 2 obs

● 2015-06-27 17:11:54
● 2026-07-22 16:24:58

●A172.232.3.862026-04-06 → 2026-07-22 · 3 obs

○ 2018-01-01 10:29:34
● 2026-04-06 09:27:50
● 2026-07-22 16:24:58

●A172.236.109.1202026-04-06 → 2026-07-22 · 3 obs

○ 2018-01-01 10:29:34
● 2026-04-06 09:27:50
● 2026-07-22 16:24:58

●A172.238.190.1262026-04-06 → 2026-07-22 · 3 obs

○ 2018-01-01 10:29:34
● 2026-04-06 09:27:50
● 2026-07-22 16:24:58

○A173.255.234.2172015-06-27 → 2018-01-01 · 4 obs

● 2015-06-27 17:11:54
● 2018-01-01 10:29:34
○ 2026-04-06 09:27:50
○ 2026-07-22 16:24:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
topicmap.com	ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com	8 records

✅ Authoritative Response

Server:92.123.95.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for topicmap.com (unsigned zone)

⏱️ Timing

Total: 309ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`172.232.3.86, 172.236.109.120...`
NS	5	`ns1.linode.com, ns3.linode.com...`
SOA	1	`ns1.linode.com protection.domainoverwatc`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.linode.com, ns1.linode.com, ns2.linode.com...)

Analysis

Hierarchy

mail.topicmap.com is delegated beneath topicmap.com.

IP Addresses

topicmap.com directs to three IP numbers: 172.232.3.86, 172.236.109.120 and 172.238.190.126.

Among the host names that share IP numbers with topicmap.com are amev.biz, etosi.com, collabforge.org and two others.

Name Servers

The authoritative name servers for topicmap.com are ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.

There is at least partial name server overlap between topicmap.com and other domains — 236.103.22.64.in-addr.arpa, nirad.com, noinc.com and two more among them.

These name servers frequently co-occur with the name servers ns4.linode.com and ns5.linode.com.

Hosts with two IP numbers each:

ns1.linode.com directs traffic to 92.123.94.2 and 2600:14c0:6::2.

ns2.linode.com directs traffic to 92.123.94.3 and 2600:14c0:6::3.

ns3.linode.com directs traffic to 92.123.95.3 and 2600:14c0:7::3.

ns4.linode.com directs traffic to 92.123.95.4 and 2600:14c0:7::4.

ns5.linode.com directs traffic to 92.123.95.2 and 2600:14c0:7::2.