`leancoder.com`

DNSSEC	⚠️ Not signed
A	138.197.73.34^{🇺🇸 DIGITALOCEAN138.197.64.0/20 DigitalOcean}
		PTR	`box.leancoder.com`
NS	`vm03.vonfange.net` ⭐
		A	174.143.174.218^{🇺🇸 RACKSPACE-DFW174.143.0.0/16 Rackspace Managed Hosting, 9725 Datapoint DR, Suite 100, San Antonio, TX 78229}
			PTR	`vm03.vonfange.net`
NS	`c.ns.vonfange.net` ⚠️ Not in zone NS records
		A	174.143.174.218^{🇺🇸 RACKSPACE-DFW174.143.0.0/16 Rackspace Managed Hosting, 9725 Datapoint DR, Suite 100, San Antonio, TX 78229}
			PTR	`vm03.vonfange.net`
NS	`d.ns.vonfange.net` ⚠️ Not in zone NS records
		A	174.143.175.248^{🇺🇸 RACKSPACE-DFW174.143.0.0/16 Rackspace Managed Hosting, 9725 Datapoint DR, Suite 100, San Antonio, TX 78229}
			PTR	`174-143-175-248.static.cloud-ips.com`
MX	`box.leancoder.com` ⭐
		A	138.197.73.34^{🇺🇸 DIGITALOCEAN138.197.64.0/20 DigitalOcean}
			PTR	`box.leancoder.com`
SOA	`vm03.vonfange.net`root@vm03.vonfange.net serial=1255055764

`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=1783192031

Subdomains

box.leancoder.com

Same first word

leancoder.com

Similar names

DNS History

7 records (5 active, 2 former)

●NSc.ns.vonfange.net2026-03-15 → 2026-07-04 · 3 obs

○ 2015-06-07 21:40:36
● 2026-03-15 22:37:10
● 2026-07-04 19:08:32

●NSd.ns.vonfange.net2026-03-15 → 2026-07-04 · 3 obs

○ 2015-06-07 21:40:36
● 2026-03-15 22:37:10
● 2026-07-04 19:08:32

●NSvm03.vonfange.net2015-06-07 → 2026-07-04 · 2 obs

● 2015-06-07 21:40:36
● 2026-07-04 19:08:32

●MXbox.leancoder.com2017-07-01 → 2026-07-04 · 3 obs

○ 2016-12-02 10:41:54
● 2017-07-01 10:17:58
● 2026-07-04 19:08:32

○MXmail.leancoder.com2015-06-07 → 2016-12-02 · 4 obs

● 2015-06-07 21:40:36
● 2016-12-02 10:41:54
○ 2017-07-01 10:17:58
○ 2026-07-04 19:08:32

●A138.197.73.342017-07-01 → 2026-07-04 · 3 obs

○ 2016-12-02 10:41:54
● 2017-07-01 10:17:58
● 2026-07-04 19:08:32

○A174.143.174.2182015-06-07 → 2016-12-02 · 4 obs

● 2015-06-07 21:40:36
● 2016-12-02 10:41:54
○ 2017-07-01 10:17:58
○ 2026-07-04 19:08:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net...	-
leancoder.com	c.ns.vonfange.net, d.ns.vonfange.net, vm03.vonfange.net	-

✅ Authoritative Response

Server:174.143.174.218

NS records: c.ns.vonfange.net, d.ns.vonfange.net, vm03.vonfange.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leancoder.com (unsigned zone)

⏱️ Timing

Total: 3436ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.197.73.34`
NS	1	`vm03.vonfange.net`
MX	1	`box.leancoder.com (pri: 5)`
SOA	1	`vm03.vonfange.net root.vm03.vonfange.net`

Analysis

Hierarchy

box.leancoder.com is delegated beneath leancoder.com.

IP Addresses

leancoder.com resolves to one IP address: 138.197.73.34.

Other host names, such as box.leancoder.com, share IP numbers with leancoder.com.

Name Servers

leancoder.com is delegated to three name servers: vm03.vonfange.net, c.ns.vonfange.net and d.ns.vonfange.net.

There is at least partial name server overlap between leancoder.com and other domains — daniel-labs.com, getclamps.com, vonfange.net and two more among them.

Each of the three hostnames — vm03.vonfange.net, c.ns.vonfange.net and d.ns.vonfange.net — has a single IP address. vm03.vonfange.net and c.ns.vonfange.net resolve to 174.143.174.218; d.ns.vonfange.net resolves to 174.143.175.248.

vm03.vonfange.net and c.ns.vonfange.net are host names that each point to 174.143.174.218 IP addresses.

Mail Servers

Mail for leancoder.com is handled by a single mail server, box.leancoder.com.

The mail server configuration of leancoder.com is identical to that of other domains — bethjoy.com being one example.

box.leancoder.com resolves to a single IP number: 138.197.73.34.

leancoder.com - robtex.com

leancoder.com

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