asmtutor.com - dns.ninja

`asmtutor.com`

DNSSEC	⚠️ Not signed
A	139.162.39.66^{🇸🇬 AKAMAI-LINODE-AP139.162.32.0/19 Akamai Technologies}
		PTR	`li1452-66.members.linode.com`
NS	`ns-715.awsdns-25.net` ⭐
		A	2600:9000:5302:cb00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-715.awsdns-25.net`
		A	205.251.194.203^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-715.awsdns-25.net`
NS	`ns-1534.awsdns-63.org`
		A	2600:9000:5305:fe00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1534.awsdns-63.org`
		A	205.251.197.254^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1534.awsdns-63.org`
NS	`ns-1928.awsdns-49.co.uk`
		A	2600:9000:5307:8800::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1928.awsdns-49.co.uk`
		A	205.251.199.136^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1928.awsdns-49.co.uk`
NS	`ns-264.awsdns-33.com`
		A	2600:9000:5301:800::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-264.awsdns-33.com`
		A	205.251.193.8^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-264.awsdns-33.com`
SOA	`ns-715.awsdns-25.net`awsdns-hostmaster@amazon.com serial=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=1786727529

Subdomains

www.asmtutor.com

Same first word

asmtutor.com

Similar names

DNS History

13 records (5 active, 8 former)

○NSdns1.smartydns.com.au2016-02-23 → 2016-05-02 · 5 obs

○ 2016-01-05 10:28:30
● 2016-02-23 21:24:18
● 2016-05-02 15:51:30
○ 2017-05-25 10:14:08
○ 2026-08-14 17:30:16

○NSdns2.smartydns.com.au2016-02-23 → 2016-05-02 · 5 obs

○ 2016-01-05 10:28:30
● 2016-02-23 21:24:18
● 2016-05-02 15:51:30
○ 2017-05-25 10:14:08
○ 2026-08-14 17:30:16

○NSdns3.smartydns.com.au2016-02-23 → 2016-05-02 · 5 obs

○ 2016-01-05 10:28:30
● 2016-02-23 21:24:18
● 2016-05-02 15:51:30
○ 2017-05-25 10:14:08
○ 2026-08-14 17:30:16

●NSns-1534.awsdns-63.org2017-05-25 → 2026-08-14 · 3 obs

○ 2016-05-02 15:51:30
● 2017-05-25 10:14:08
● 2026-08-14 17:30:16

●NSns-1928.awsdns-49.co.uk2017-05-25 → 2026-08-14 · 3 obs

○ 2016-05-02 15:51:30
● 2017-05-25 10:14:08
● 2026-08-14 17:30:16

●NSns-264.awsdns-33.com2017-05-25 → 2026-08-14 · 3 obs

○ 2016-05-02 15:51:30
● 2017-05-25 10:14:08
● 2026-08-14 17:30:16

●NSns-715.awsdns-25.net2017-05-25 → 2026-08-14 · 3 obs

○ 2016-05-02 15:51:30
● 2017-05-25 10:14:08
● 2026-08-14 17:30:16

○NSns1.mediatemple.net2015-08-10 → 2016-01-05 · 4 obs

● 2015-08-10 04:47:10
● 2016-01-05 10:28:30
○ 2016-02-23 21:24:18
○ 2026-08-14 17:30:16

○NSns2.mediatemple.net2015-08-10 → 2016-01-05 · 4 obs

● 2015-08-10 04:47:10
● 2016-01-05 10:28:30
○ 2016-02-23 21:24:18
○ 2026-08-14 17:30:16

○MXmail.asmtutor.com2015-08-10 → 2016-01-05 · 4 obs

● 2015-08-10 04:47:10
● 2016-01-05 10:28:30
○ 2016-02-23 21:24:18
○ 2026-08-14 17:30:16

○MXsmtp.smartyhost.com.au2016-02-23 → 2016-05-02 · 5 obs

○ 2016-01-05 10:28:30
● 2016-02-23 21:24:18
● 2016-05-02 15:51:30
○ 2017-05-25 10:14:08
○ 2026-08-14 17:30:16

●A139.162.39.662016-02-23 → 2026-08-14 · 3 obs

○ 2016-01-05 10:28:30
● 2016-02-23 21:24:18
● 2026-08-14 17:30:16

○A205.186.175.632015-08-10 → 2016-01-05 · 4 obs

● 2015-08-10 04:47:10
● 2016-01-05 10:28:30
○ 2016-02-23 21:24:18
○ 2026-08-14 17:30:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
asmtutor.com	ns-264.awsdns-33.com, ns-715.awsdns-25.net, ns-1928.awsdns-49.co.uk, ns-1534.awsdns-63.org	2 records

✅ Authoritative Response

Server:205.251.193.8

NS records: ns-264.awsdns-33.com, ns-715.awsdns-25.net, ns-1928.awsdns-49.co.uk, ns-1534.awsdns-63.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for asmtutor.com (unsigned zone)

⏱️ Timing

Total: 482ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.162.39.66`
NS	4	`ns-1534.awsdns-63.org, ns-1928.awsdns-49.co.uk...`
SOA	1	`ns-715.awsdns-25.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-264.awsdns-33.com, ns-264.awsdns-33.com)

Analysis

Hierarchy

www.asmtutor.com is delegated beneath asmtutor.com.

IP Addresses

asmtutor.com directs to one IP number, which is 139.162.39.66.

Among the host names that share IP numbers with asmtutor.com are sis.com.au, li1452-66.members.linode.com, g1u.com and two others.

Name Servers

The domain asmtutor.com is delegated to these four name servers: ns-264.awsdns-33.com, ns-715.awsdns-25.net, ns-1534.awsdns-63.org and ns-1928.awsdns-49.co.uk.

There is at least partial name server overlap between asmtutor.com and other domains — praefy.com, jumbonline.org, cocofaceboutique.com and two more among them.

All four hostnames — ns-264.awsdns-33.com, ns-715.awsdns-25.net, ns-1534.awsdns-63.org and ns-1928.awsdns-49.co.uk — resolve to two IP numbers apiece: ns-264.awsdns-33.com to 205.251.193.8 and 2600:9000:5301:800::1; ns-715.awsdns-25.net to 205.251.194.203 and 2600:9000:5302:cb00::1; ns-1534.awsdns-63.org to 205.251.197.254 and 2600:9000:5305:fe00::1; ns-1928.awsdns-49.co.uk to 205.251.199.136 and 2600:9000:5307:8800::1.