🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`postcodechallenge.com`

DNSSEC	⚠️ Not signed
A	213.175.214.53
NS	`ns-1272.awsdns-31.org` ⭐
		A	2600:9000:5304:f800::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1272.awsdns-31.org`
		A	205.251.196.248^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1272.awsdns-31.org`
NS	`ns-1803.awsdns-33.co.uk`
		A	2600:9000:5307:b00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1803.awsdns-33.co.uk`
		A	205.251.199.11^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1803.awsdns-33.co.uk`
NS	`ns-504.awsdns-63.com`
		A	2600:9000:5301:f800::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-504.awsdns-63.com`
		A	205.251.193.248^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-504.awsdns-63.com`
NS	`ns-580.awsdns-08.net`
		A	2600:9000:5302:4400::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-580.awsdns-08.net`
		A	205.251.194.68^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-580.awsdns-08.net`
MX	`postcodechallenge.com` ⭐
		A	213.175.214.53
TXT	`v=spf1 -all`
SOA	`ns-1272.awsdns-31.org`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=1790955929

MX for

postcodechallenge.com

Same first word

postcodechallenge.com

postcodechallenge.org

Previous names

Next names

DNS History

11 records (6 active, 5 former)

○NSnl1blox001.infra.novamedia.com2015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 03:38:42
○ 2015-11-26 16:05:20
○ 2026-10-02 15:52:24

●NSns-1272.awsdns-31.org2026-08-23 → 2026-10-02 · 3 obs

○ 2017-04-04 00:50:14
● 2026-08-23 18:01:54
● 2026-10-02 15:52:24

●NSns-1803.awsdns-33.co.uk2026-08-23 → 2026-10-02 · 3 obs

○ 2017-04-04 00:50:14
● 2026-08-23 18:01:54
● 2026-10-02 15:52:24

●NSns-504.awsdns-63.com2026-08-23 → 2026-10-02 · 3 obs

○ 2017-04-04 00:50:14
● 2026-08-23 18:01:54
● 2026-10-02 15:52:24

●NSns-580.awsdns-08.net2026-08-23 → 2026-10-02 · 3 obs

○ 2017-04-04 00:50:14
● 2026-08-23 18:01:54
● 2026-10-02 15:52:24

○NSns1.novamedia.com2015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 03:38:42
○ 2015-11-26 16:05:20
○ 2026-10-02 15:52:24

○NSns2.novamedia.com2015-08-05 → 2015-08-05 · 3 obs

● 2015-08-05 03:38:42
○ 2015-11-26 16:05:20
○ 2026-10-02 15:52:24

○NSns4.novamedia.com2015-08-05 → 2017-04-04 · 4 obs

● 2015-08-05 03:38:42
● 2017-04-04 00:50:14
○ 2026-08-23 18:01:54
○ 2026-10-02 15:52:24

○NSns5.novamedia.com2015-08-05 → 2017-04-04 · 4 obs

● 2015-08-05 03:38:42
● 2017-04-04 00:50:14
○ 2026-08-23 18:01:54
○ 2026-10-02 15:52:24

●MXpostcodechallenge.com2015-08-05 → 2026-10-02 · 2 obs

● 2015-08-05 03:38:42
● 2026-10-02 15:52:24

●A213.175.214.532015-08-05 → 2026-10-02 · 2 obs

● 2015-08-05 03:38:42
● 2026-10-02 15:52:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net...	-
postcodechallenge.com	ns-580.awsdns-08.net, ns-504.awsdns-63.com, ns-1803.awsdns-33.co.uk, ns-1272.awsdns-31.org	2 records

✅ Authoritative Response

Server:205.251.196.248

NS records: ns-580.awsdns-08.net, ns-504.awsdns-63.com, ns-1803.awsdns-33.co.uk, ns-1272.awsdns-31.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postcodechallenge.com (unsigned zone)

⏱️ Timing

Total: 395ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.175.214.53`
NS	4	`ns-1272.awsdns-31.org, ns-1803.awsdns-33.co.uk...`
MX	1	`postcodechallenge.com (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns-1272.awsdns-31.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-504.awsdns-63.com, ns-504.awsdns-63.com)

Analysis

Mail Server Role

postcodechallenge.com handles its own mail, functioning as its own mail server.

IP Addresses

postcodechallenge.com resolves to just one IP address, 213.175.214.53.

Name Servers

The NS records for postcodechallenge.com point to four name servers: ns-504.awsdns-63.com, ns-580.awsdns-08.net, ns-1272.awsdns-31.org and ns-1803.awsdns-33.co.uk.

postcodechallenge.com partially shares its NS delegation with several other domains, including opbeat.com, detweegebroeders46.nl, ciderpommelier.com and two others.

These name servers regularly co-occur with the name servers ns-1606.awsdns-08.co.uk, ns-909.awsdns-49.net and ns-1256.awsdns-29.org.

ns-504.awsdns-63.com, ns-580.awsdns-08.net, ns-1272.awsdns-31.org and ns-1803.awsdns-33.co.uk each carry two IP addresses. ns-504.awsdns-63.com has 205.251.193.248 and 2600:9000:5301:f800::1; ns-580.awsdns-08.net has 205.251.194.68 and 2600:9000:5302:4400::1; ns-1272.awsdns-31.org has 205.251.196.248 and 2600:9000:5304:f800::1; ns-1803.awsdns-33.co.uk has 205.251.199.11 and 2600:9000:5307:b00::1.

Mail Servers

postcodechallenge.com is served by just one mail server: postcodechallenge.com.

postcodechallenge.com resolves to a single IP number: 213.175.214.53.

postcodechallenge.com - robtex.com