firstclasspostcodes.com - dns.ninja

firstclasspostcodes.com

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:155f🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:c5a1🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.21.95Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.197.161🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmitch.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bd0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmitch.ns.cloudflare.com
A2803:f800:50::6ca2:c1d0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmitch.ns.cloudflare.com
A2a06:98c1:50::ac40:21d0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmitch.ns.cloudflare.com
A108.162.193.208🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmitch.ns.cloudflare.com
A172.64.33.208🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmitch.ns.cloudflare.com
A173.245.59.208🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmitch.ns.cloudflare.com
NSsima.ns.cloudflare.com
A2606:4700:50::adf5:3ade🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
A2803:f800:50::6ca2:c0de🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsima.ns.cloudflare.com
A2a06:98c1:50::ac40:20de🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsima.ns.cloudflare.com
A108.162.192.222🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
A172.64.32.222🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
A173.245.58.222🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
MXmail.firstclasspostcodes.com ⭐
A161.35.230.109🇺🇸 DIGITALOCEAN161.35.224.0/20 DigitalOcean
PTRmail.recipes.net
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.21.95, 172.67.197.161
IPv6 hints2606:4700:3034::6815:155f, 2606:4700:3034::ac43:c5a1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=133, name=cloudflare-ech.com
SOAmitch.ns.cloudflare.comdns@cloudflare.com serial=2408130393

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785011342

Subdomains

mail.firstclasspostcodes.com

Same first word

firstclasspostcodes.com

DNS History

14 records (7 active, 7 former)

2020202120222023202420252026NSmitch.ns.cloudflare.comsima.ns.cloudflare.comns-1352.awsdns-41.orgns-1999.awsdns-57.co.ukns-296.awsdns-37.comns-904.awsdns-49.netMXmail.firstclasspostcodes.cominbound-smtp.eu-west-1.amazonaws.comA104.21.21.95172.67.197.1612606:4700:3034::6815:155f2606:4700:3034::ac43:c5a12606:4700:3033::6815:155f2606:4700:3035::ac43:c5a1
●NSmitch.ns.cloudflare.com2026-02-23 → 2026-07-25 · 3 obs
○ 2019-04-13 12:42:26
● 2026-02-23 00:51:06
● 2026-07-25 20:59:26
○NSns-1352.awsdns-41.org2019-04-13 → 2019-04-13 · 3 obs
● 2019-04-13 12:42:26
○ 2026-02-23 00:51:06
○ 2026-07-25 20:59:26
○NSns-1999.awsdns-57.co.uk2019-04-13 → 2019-04-13 · 3 obs
● 2019-04-13 12:42:26
○ 2026-02-23 00:51:06
○ 2026-07-25 20:59:26
○NSns-296.awsdns-37.com2019-04-13 → 2019-04-13 · 3 obs
● 2019-04-13 12:42:26
○ 2026-02-23 00:51:06
○ 2026-07-25 20:59:26
○NSns-904.awsdns-49.net2019-04-13 → 2019-04-13 · 3 obs
● 2019-04-13 12:42:26
○ 2026-02-23 00:51:06
○ 2026-07-25 20:59:26
●NSsima.ns.cloudflare.com2026-02-23 → 2026-07-25 · 3 obs
○ 2019-04-13 12:42:26
● 2026-02-23 00:51:06
● 2026-07-25 20:59:26
○MXinbound-smtp.eu-west-1.amazonaws.com2019-04-13 → 2019-04-13 · 3 obs
● 2019-04-13 12:42:26
○ 2026-02-23 00:51:06
○ 2026-07-25 20:59:26
●MXmail.firstclasspostcodes.com2026-02-23 → 2026-07-25 · 3 obs
○ 2019-04-13 12:42:26
● 2026-02-23 00:51:06
● 2026-07-25 20:59:26
●A104.21.21.952026-02-23 → 2026-07-25 · 2 obs
● 2026-02-23 00:51:06
● 2026-07-25 20:59:26
●A172.67.197.1612026-02-23 → 2026-07-25 · 2 obs
● 2026-02-23 00:51:06
● 2026-07-25 20:59:26
○A2606:4700:3033::6815:155f2026-02-23 → 2026-06-09 · 4 obs
● 2026-02-23 00:51:06
● 2026-06-09 02:17:26
○ 2026-06-30 02:21:52
○ 2026-07-25 20:59:26
●A2606:4700:3034::6815:155f2026-06-30 → 2026-07-25 · 3 obs
○ 2026-06-09 02:17:26
● 2026-06-30 02:21:52
● 2026-07-25 20:59:26
●A2606:4700:3034::ac43:c5a12026-06-30 → 2026-07-25 · 3 obs
○ 2026-06-09 02:17:26
● 2026-06-30 02:21:52
● 2026-07-25 20:59:26
○A2606:4700:3035::ac43:c5a12026-02-23 → 2026-06-09 · 4 obs
● 2026-02-23 00:51:06
● 2026-06-09 02:17:26
○ 2026-06-30 02:21:52
○ 2026-07-25 20:59:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
firstclasspostcodes.comsima.ns.cloudflare.com, mitch.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.222

NS records: sima.ns.cloudflare.com, mitch.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstclasspostcodes.com (unsigned zone)

⏱️ Timing

Total: 142ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.197.161, 104.21.21.95
AAAA22606:4700:3034::6815:155f, 2606:4700:3034::ac43:c5a1
NS2mitch.ns.cloudflare.com, sima.ns.cloudflare.com
MX1mail.firstclasspostcodes.com (pri: 10)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1mitch.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (sima.ns.cloudflare.com, sima.ns.cloudflare.com, sima.ns.cloudflare.com...)

Analysis

Hierarchy

The domain mail.firstclasspostcodes.com falls under the parent firstclasspostcodes.com.

IP Addresses

firstclasspostcodes.com points to the four IP addresses 104.21.21.95, 172.67.197.161, 2606:4700:3034::6815:155f and 2606:4700:3034::ac43:c5a1.

Additional host names — ferragamo.com.de, yoga5deoutubro.org, betmodernmedia.co.uk and two others — share IP numbers with firstclasspostcodes.com.

Name Servers

firstclasspostcodes.com is served by two delegated name servers, mitch.ns.cloudflare.com and sima.ns.cloudflare.com.

firstclasspostcodes.com shares its name server setup with other domains, including free-games.to, wallpapermobi.com, devhancer.com and two others.

At least some of firstclasspostcodes.com's name servers are shared with other domains, for example sirenorm.com, pannapdf.com, supercellmarket.ru and two more.

Host names with 6 IP numbers:

mitch.ns.cloudflare.com carries IP addresses 108.162.193.208, 172.64.33.208 and 173.245.59.208, with 3 other addresses beyond those.

sima.ns.cloudflare.com carries IP addresses 108.162.192.222, 172.64.32.222 and 173.245.58.222, with 3 other addresses beyond those.

Mail Servers

firstclasspostcodes.com has one mail server: mail.firstclasspostcodes.com.

There is one IP number for mail.firstclasspostcodes.com: 161.35.230.109.