`ozcodingschool.com`

DNSSEC	⚠️ Not signed
A	52.78.27.144^{🇰🇷 Amazon52.78.0.0/16 EC2 ICN prefix}
		PTR	`ec2-52-78-27-144.ap-northeast-2.compute.amazonaws.com`
A	52.79.186.125^{🇰🇷 Amazon52.79.128.0/17 EC2 ICN prefix}
NS	`ns-2046.awsdns-63.co.uk` ⭐
		A	2600:9000:5307:fe00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2046.awsdns-63.co.uk`
		A	205.251.199.254^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2046.awsdns-63.co.uk`
NS	`ns-1521.awsdns-62.org`
		A	2600:9000:5305:f100::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1521.awsdns-62.org`
		A	205.251.197.241^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1521.awsdns-62.org`
NS	`ns-299.awsdns-37.com`
		A	2600:9000:5301:2b00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-299.awsdns-37.com`
		A	205.251.193.43^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-299.awsdns-37.com`
NS	`ns-779.awsdns-33.net`
		A	2600:9000:5303:b00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-779.awsdns-33.net`
		A	205.251.195.11^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-779.awsdns-33.net`
MX	`alf1.aspmx.whoisworks.com` ⭐
		A	193.123.252.198^{🇰🇷 ORACLE-OCI-31898193.123.224.0/19 KINX-Oracle}
			PTR	`filter00.whoisworks.com`
MX	`alf2.aspmx.whoisworks.com` ⭐
		A	152.70.238.229^{🇰🇷 ORACLE-OCI-31898152.70.232.0/21}
			PTR	`filter01.whoisworks.com`
MX	`aspmx.whoisworks.com` ⭐
		A	193.123.252.198^{🇰🇷 ORACLE-OCI-31898193.123.224.0/19 KINX-Oracle}
			PTR	`filter00.whoisworks.com`
TXT	`google-site-verification=5hoDSSm3ro14EHIzhK7sWuatajyvNTaJ0AybY67Oe4I`
SOA	`ns-2046.awsdns-63.co.uk`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=1776192812

📈 Tranco rank: #840,507

Same first word

ozcodingschool.com

DNS History

21 records (9 active, 12 former)

○NSdns1.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 05:21:22
○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

○NSdns2.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 05:21:22
○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

●NSns-1521.awsdns-62.org2026-03-28 → 2026-04-14 · 3 obs

○ 2017-09-28 05:21:22
● 2026-03-28 13:14:40
● 2026-04-14 19:06:56

●NSns-2046.awsdns-63.co.uk2026-03-28 → 2026-04-14 · 3 obs

○ 2017-09-28 05:21:22
● 2026-03-28 13:14:40
● 2026-04-14 19:06:56

●NSns-299.awsdns-37.com2026-03-28 → 2026-04-14 · 3 obs

○ 2017-09-28 05:21:22
● 2026-03-28 13:14:40
● 2026-04-14 19:06:56

●NSns-779.awsdns-33.net2026-03-28 → 2026-04-14 · 3 obs

○ 2017-09-28 05:21:22
● 2026-03-28 13:14:40
● 2026-04-14 19:06:56

●MXalf1.aspmx.whoisworks.com2026-03-28 → 2026-04-14 · 3 obs

○ 2017-09-28 05:21:22
● 2026-03-28 13:14:40
● 2026-04-14 19:06:56

●MXalf2.aspmx.whoisworks.com2026-03-28 → 2026-04-14 · 3 obs

○ 2017-09-28 05:21:22
● 2026-03-28 13:14:40
● 2026-04-14 19:06:56

●MXaspmx.whoisworks.com2026-03-28 → 2026-04-14 · 3 obs

○ 2017-09-28 05:21:22
● 2026-03-28 13:14:40
● 2026-04-14 19:06:56

○MXeforward1.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 05:21:22
○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

○MXeforward2.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 05:21:22
○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

○MXeforward3.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 05:21:22
○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

○MXeforward4.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 05:21:22
○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

○MXeforward5.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 05:21:22
○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

○A13.125.119.1322026-03-28 → 2026-04-14 · 2 obs

○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

○A162.255.119.422017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 05:21:22
○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

○A3.36.158.962026-03-28 → 2026-03-28 · 4 obs

○ 2017-09-28 05:21:22
● 2026-03-28 13:14:40
○ 2026-04-14 19:06:54
○ 2026-04-14 19:06:56

○A3.37.74.1372026-03-28 → 2026-04-14 · 2 obs

○ 2026-03-28 13:14:40
○ 2026-04-14 19:06:56

○A43.203.78.1102026-03-28 → 2026-03-28 · 4 obs

○ 2017-09-28 05:21:22
● 2026-03-28 13:14:40
○ 2026-04-14 19:06:54
○ 2026-04-14 19:06:56

●A52.78.27.1442026-04-14 → 2026-04-14 · 3 obs

○ 2026-03-28 13:14:40
● 2026-04-14 19:06:54
● 2026-04-14 19:06:56

●A52.79.186.1252026-04-14 → 2026-04-14 · 3 obs

○ 2026-03-28 13:14:40
● 2026-04-14 19:06:54
● 2026-04-14 19:06:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ozcodingschool.com	ns-299.awsdns-37.com, ns-779.awsdns-33.net, ns-2046.awsdns-63.co.uk, ns-1521.awsdns-62.org	1 record

✅ Authoritative Response

Server:205.251.199.254

NS records: ns-299.awsdns-37.com, ns-779.awsdns-33.net, ns-2046.awsdns-63.co.uk, ns-1521.awsdns-62.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ozcodingschool.com (unsigned zone)

⏱️ Timing

Total: 353ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.78.27.144, 52.79.186.125`
NS	4	`ns-1521.awsdns-62.org, ns-2046.awsdns-63.co.uk...`
MX	3	`alf1.aspmx.whoisworks.com (pri: 10), alf2.aspmx.whoisworks.com (pri: 10)...`
TXT	1	`google-site-verification=5hoDSSm3ro14EHI`
SOA	1	`ns-2046.awsdns-63.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-299.awsdns-37.com)

Analysis

IP Addresses

The entity ozcodingschool.com points to two IP numbers: 52.78.27.144 and 52.79.186.125.

Name Servers

ozcodingschool.com is delegated to four name servers: ns-299.awsdns-37.com, ns-779.awsdns-33.net, ns-1521.awsdns-62.org and ns-2046.awsdns-63.co.uk.

ozcodingschool.com shares name servers with other domains at least partially, for example tcb-app.com, tntnorway.com, indozone.com, flinker.se and iyccxamb.com.

These name servers are commonly used with ns-239.awsdns-29.com, ns-1388.awsdns-45.org and ns-1853.awsdns-39.co.uk.

Host names with two IP numbers:

ns-299.awsdns-37.com points to: 2600:9000:5301:2b00::1 and 205.251.193.43

ns-779.awsdns-33.net points to: 2600:9000:5303:b00::1 and 205.251.195.11

ns-1521.awsdns-62.org points to: 2600:9000:5305:f100::1 and 205.251.197.241

ns-2046.awsdns-63.co.uk points to: 2600:9000:5307:fe00::1 and 205.251.199.254

Mail Servers

ozcodingschool.com is served by three mail servers: aspmx.whoisworks.com, alf1.aspmx.whoisworks.com and alf2.aspmx.whoisworks.com.

ozcodingschool.com shares mail servers with other domains at least partially; for instance econotelling.com, koreainvestmentpe.com, shinahn.biz, readi.co.kr and neodp.com.

Host names sharing a single IP:

aspmx.whoisworks.com points to 193.123.252.198

alf1.aspmx.whoisworks.com points to 193.123.252.198

alf2.aspmx.whoisworks.com points to 152.70.238.229

Host names pointing to 193.123.252.198: aspmx.whoisworks.com and alf1.aspmx.whoisworks.com

ozcodingschool.com - robtex.com