`leafbioscience.com`

DNSSEC	⚠️ Not signed
A	45.58.45.117^{🇺🇸 ASN-ATLANTIC-NET45.58.44.0/22}
NS	`ns1.worldwidedns.net` ⭐
		A	2001:4802:7a61:501:2422:918:2689:75fc^{🇺🇸 RACKSPACE-IAD2001:4802::/32 Rackspace IAD}
		A	207.97.208.112^{🇺🇸 RACKSPACE-IAD207.97.192.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229}
NS	`ns2.worldwidedns.net` ⚠️ Not in parent delegation
		A	2a06:fb00:1::2:115^{🇧🇬 CLOUDNSNET2a06:fb00:1::/48 ClouDNS}
			PTR	`ns42.worldwidedns.net`
		A	185.136.97.115^{CLOUDNSNET185.136.97.0/24 Cloud DNS Ltd}
			PTR	`ns42.worldwidedns.net`
NS	`ns3.worldwidedns.net`
		A	2a06:fb00:1::3:115^{🇧🇬 CLOUDNSNET2a06:fb00:1::/48 ClouDNS}
			PTR	`ns43.worldwidedns.net`
		A	185.136.98.115^{🇺🇸 CLOUDNSNET185.136.98.0/24 Cloud DNS Ltd}
			PTR	`ns43.worldwidedns.net`
MX	`mail1.leafbioscience.com` ⭐
		A	45.58.45.117^{🇺🇸 ASN-ATLANTIC-NET45.58.44.0/22}
MX	`mail2.leafbioscience.com` ⭐
		A	45.58.45.117^{🇺🇸 ASN-ATLANTIC-NET45.58.44.0/22}
SOA	`ns1.worldwidedns.net`hostmaster@leafbioscience.com 2020-07-24 #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=1774556957

Previously MX for

leafbioscience.com

Subdomains

mail2.leafbioscience.com

mail1.leafbioscience.com

Same first word

leafbioscience.com

DNS History

19 records (6 active, 13 former)

○NSns1.bodhostdns3.com2016-08-07 → 2016-08-07 · 4 obs

○ 2016-02-28 07:45:58
● 2016-08-07 21:35:28
○ 2017-03-20 04:07:24
○ 2026-03-26 20:57:38

○NSns1.laservershack.com2016-02-28 → 2016-02-28 · 4 obs

○ 2015-11-16 10:31:18
● 2016-02-28 07:45:58
○ 2016-08-07 21:35:28
○ 2026-03-26 20:57:38

○NSns1.leafbioscience.com2017-03-20 → 2017-03-20 · 4 obs

○ 2016-08-07 21:35:28
● 2017-03-20 04:07:24
○ 2026-03-10 01:08:34
○ 2026-03-26 20:57:38

●NSns1.worldwidedns.net2026-03-10 → 2026-03-26 · 3 obs

○ 2017-03-20 04:07:24
● 2026-03-10 01:08:34
● 2026-03-26 20:57:38

○NSns1646.ztomy.com2015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 23:24:18
○ 2015-11-16 10:31:18
○ 2026-03-26 20:57:38

○NSns2.bodhostdns3.com2016-08-07 → 2016-08-07 · 4 obs

○ 2016-02-28 07:45:58
● 2016-08-07 21:35:28
○ 2017-03-20 04:07:24
○ 2026-03-26 20:57:38

○NSns2.laservershack.com2016-02-28 → 2016-02-28 · 4 obs

○ 2015-11-16 10:31:18
● 2016-02-28 07:45:58
○ 2016-08-07 21:35:28
○ 2026-03-26 20:57:38

○NSns2.leafbioscience.com2017-03-20 → 2017-03-20 · 4 obs

○ 2016-08-07 21:35:28
● 2017-03-20 04:07:24
○ 2026-03-10 01:08:34
○ 2026-03-26 20:57:38

●NSns2.worldwidedns.net2026-03-10 → 2026-03-26 · 3 obs

○ 2017-03-20 04:07:24
● 2026-03-10 01:08:34
● 2026-03-26 20:57:38

○NSns2646.ztomy.com2015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 23:24:18
○ 2015-11-16 10:31:18
○ 2026-03-26 20:57:38

●NSns3.worldwidedns.net2026-03-10 → 2026-03-26 · 3 obs

○ 2017-03-20 04:07:24
● 2026-03-10 01:08:34
● 2026-03-26 20:57:38

○MXleafbioscience.com2016-02-28 → 2017-03-20 · 4 obs

● 2016-02-28 07:45:58
● 2017-03-20 04:07:24
○ 2026-03-10 01:08:34
○ 2026-03-26 20:57:38

●MXmail1.leafbioscience.com2026-03-10 → 2026-03-26 · 3 obs

○ 2017-03-20 04:07:24
● 2026-03-10 01:08:34
● 2026-03-26 20:57:38

●MXmail2.leafbioscience.com2026-03-10 → 2026-03-26 · 3 obs

○ 2017-03-20 04:07:24
● 2026-03-10 01:08:34
● 2026-03-26 20:57:38

○A141.8.226.142015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 23:24:18
○ 2015-11-16 10:31:18
○ 2026-03-26 20:57:38

○A192.198.118.1412017-03-20 → 2017-03-20 · 4 obs

○ 2016-08-07 21:35:28
● 2017-03-20 04:07:24
○ 2026-03-10 01:08:34
○ 2026-03-26 20:57:38

●A45.58.45.1172026-03-10 → 2026-03-26 · 3 obs

○ 2017-03-20 04:07:24
● 2026-03-10 01:08:34
● 2026-03-26 20:57:38

○A66.63.178.262016-02-28 → 2016-02-28 · 4 obs

○ 2015-11-16 10:31:18
● 2016-02-28 07:45:58
○ 2016-08-07 21:35:28
○ 2026-03-26 20:57:38

○A69.65.14.1682016-08-07 → 2016-08-07 · 4 obs

○ 2016-02-28 07:45:58
● 2016-08-07 21:35:28
○ 2017-03-20 04:07:24
○ 2026-03-26 20:57:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
leafbioscience.com	ns1.worldwidedns.net, ns3.worldwidedns.net	-

✅ Authoritative Response

Server:207.97.208.112

NS records: ns1.worldwidedns.net, ns3.worldwidedns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leafbioscience.com (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.58.45.117`
NS	3	`ns2.worldwidedns.net, ns3.worldwidedns.net...`
MX	2	`mail2.leafbioscience.com (pri: 0), mail1.leafbioscience.com (pri: 0)`
SOA	1	`ns1.worldwidedns.net hostmaster.leafbios`

Analysis

Hierarchy

leafbioscience.com is a parent of mail2.leafbioscience.com and mail1.leafbioscience.com.

IP Addresses

leafbioscience.com points to a single IP address: 45.58.45.117.

Other host names such as ctrteatro.com, mx1.ctrteatro.com, mail1.leafbioscience.com, mx0.ctrteatro.com and mx0.earth4567.com share IP numbers with leafbioscience.com.

Name Servers

leafbioscience.com is delegated to three name servers: ns1.worldwidedns.net, ns2.worldwidedns.net and ns3.worldwidedns.net.

At least part of the name servers for leafbioscience.com are shared with other domains, for instance palaudegelandorra.com, bcpsn.org, northshorepainters.co.nz, roadtripexplore.com and avoncollege.co.nz.

These name servers are commonly used with ns41.worldwidedns.net, ns42.worldwidedns.net, ns43.worldwidedns.net and ns1.mailfront.net.

Host names with two IP numbers:

ns1.worldwidedns.net points to 2001:4802:7a61:501:2422:918:2689:75fc and 207.97.208.112

ns2.worldwidedns.net points to 2a06:fb00:1::2:115 and 185.136.97.115

ns3.worldwidedns.net points to 2a06:fb00:1::3:115 and 185.136.98.115

Mail Servers

leafbioscience.com is handled by two mail servers: mail1.leafbioscience.com and mail2.leafbioscience.com.

Host names sharing a single IP: mail1.leafbioscience.com and mail2.leafbioscience.com point to 45.58.45.117.

leafbioscience.com - robtex.com