`codinghouse.biz`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:d1c^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8479^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.13.28^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.132.121^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`peyton.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bdd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1dd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`peyton.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21dd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`peyton.ns.cloudflare.com`
		A	108.162.193.221^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
		A	172.64.33.221^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
		A	173.245.59.221^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
NS	`simone.ns.cloudflare.com`
		A	2606:4700:50::a29f:261a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`simone.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`simone.ns.cloudflare.com`
		A	108.162.194.26^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	162.159.38.26^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	172.64.34.26^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
MX	`codinghouse-biz.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c927::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr05cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr02cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f903::^{🇺🇸 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:f90d::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00200.inbound.protection.outlook.com`
		A	52.101.9.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr02cu00100.inbound.protection.outlook.com`
		A	52.101.10.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00106.inbound.protection.outlook.com`
		A	52.101.40.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr03cu00106.inbound.protection.outlook.com`
		A	52.101.41.22^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00406.inbound.protection.outlook.com`
TXT	`MS=ms63279429`
TXT	`anthropic-domain-verification-gnmpb0=vLTHSvEx2tDVMVvY2E3FYTccs`
TXT	`cursor-domain-verification-s47je9=sWe2Kpwm3Zs9DVXiFJpTHJK8Y`
TXT	`google-site-verification=DMTz5Oc7TWlrtXmXefiQNiCritW6MPDapXBahi8nAHg`
TXT	`google-site-verification=PmGUBQxn5jGjvV1x9i6Zb-w3oShtZ8YNG3fy9wMpmcA`
TXT	`google-site-verification=XGHWHR20fAaZm1DToIZvsbIdodI2jer-wgB6wEi-3vs`
TXT	`google-site-verification=jFmz5X-bW00wE-Z2oCP1Y5YpxfXcH9eGQi_prHiUd4Q`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.13.28, 172.67.132.121
		IPv6 hints	2606:4700:3036::6815:d1c, 2606:4700:3037::ac43:8479
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=228, name=cloudflare-ech.com
SOA	`peyton.ns.cloudflare.com`dns@cloudflare.com serial=2409594458

`biz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld.biz` ⭐
	NS	`b.gtld.biz`
	NS	`c.gtld.biz`
	NS	`m.gtld.biz`
	NS	`n.gtld.biz`
	NS	`w.gtld.biz`
	NS	`x.gtld.biz`
	NS	`y.gtld.biz`
	SOA	`a.gtld.biz`admin@tldns.godaddy serial=1785344091

Same first word

codinghouse.biz

codinghouse.co

codinghouse.eu

Similar names

decohousing.co.kr

housingcode.com

decohousing.cn

decohousing.com

codehousing.com

DNS History

11 records (7 active, 4 former)

●NSpeyton.ns.cloudflare.com2026-02-16 → 2026-07-29 · 2 obs

● 2026-02-16 10:38:46
● 2026-07-29 17:03:56

●NSsimone.ns.cloudflare.com2026-02-16 → 2026-07-29 · 2 obs

● 2026-02-16 10:38:46
● 2026-07-29 17:03:56

●MXcodinghouse-biz.mail.protection.outlook.com2026-02-16 → 2026-07-29 · 2 obs

● 2026-02-16 10:38:46
● 2026-07-29 17:03:56

●A104.21.13.282026-02-16 → 2026-07-29 · 5 obs

● 2026-02-16 10:38:46
● 2026-02-20 03:26:08
○ 2026-03-16 04:32:06
● 2026-03-16 12:29:36
● 2026-07-29 17:03:56

○A172.64.80.12026-03-16 → 2026-03-16 · 4 obs

○ 2026-02-20 03:26:08
● 2026-03-16 04:32:06
○ 2026-03-16 12:29:36
○ 2026-07-29 17:03:56

●A172.67.132.1212026-02-16 → 2026-07-29 · 5 obs

● 2026-02-16 10:38:46
● 2026-02-20 03:26:08
○ 2026-03-16 04:32:06
● 2026-03-16 12:29:36
● 2026-07-29 17:03:56

○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-16 → 2026-07-29 · 2 obs

○ 2026-02-16 10:38:46
○ 2026-07-29 17:03:56

○A2606:4700:3030::6815:d1c2026-02-16 → 2026-06-08 · 4 obs

● 2026-02-16 10:38:46
● 2026-06-08 18:27:02
○ 2026-07-17 21:54:30
○ 2026-07-29 17:03:56

○A2606:4700:3030::ac43:84792026-02-16 → 2026-06-08 · 4 obs

● 2026-02-16 10:38:46
● 2026-06-08 18:27:02
○ 2026-07-17 21:54:30
○ 2026-07-29 17:03:56

●A2606:4700:3036::6815:d1c2026-07-17 → 2026-07-29 · 3 obs

○ 2026-06-08 18:27:02
● 2026-07-17 21:54:30
● 2026-07-29 17:03:56

●A2606:4700:3037::ac43:84792026-07-17 → 2026-07-29 · 3 obs

○ 2026-06-08 18:27:02
● 2026-07-17 21:54:30
● 2026-07-29 17:03:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
biz	a.gtld.biz, b.gtld.biz, c.gtld.biz, m.gtld.biz...	14 records
codinghouse.biz	simone.ns.cloudflare.com, peyton.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.26

NS records: simone.ns.cloudflare.com, peyton.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codinghouse.biz (unsigned zone)

⏱️ Timing

Total: 669ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.13.28, 172.67.132.121`
AAAA	2	`2606:4700:3037::ac43:8479, 2606:4700:3036::6815:d1c`
NS	2	`peyton.ns.cloudflare.com, simone.ns.cloudflare.com`
MX	1	`codinghouse-biz.mail.protection.outlook.`
TXT	8	`MS=ms63279429, anthropic-domain-verification-gnmpb0=vLT...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`peyton.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 14

In-bailiwick: 14 (a.gtld.biz, a.gtld.biz, b.gtld.biz...)

Analysis

IP Addresses

codinghouse.biz directs to four IP numbers, which are 104.21.13.28, 172.67.132.121, 2606:4700:3036::6815:d1c and 2606:4700:3037::ac43:8479.

Among the host names that share IP numbers with codinghouse.biz are fiec.co.uk, k89911.com, california-electronics.com.cdn.cloudflare.net and two others.

Name Servers

codinghouse.biz is delegated to two name servers: peyton.ns.cloudflare.com and simone.ns.cloudflare.com.

codinghouse.biz has the same name server delegation as a number of other domains, such as veteranam.info, poker-dombonus.icu, cssfreshblend.com and two more.

There is at least partial name server overlap between codinghouse.biz and other domains — hubspotsuccessqa.com, reliefhub.net, jump-style.ch and two more among them.

These name servers tend to appear in combination with the name servers olivia.ns.cloudflare.com, jasper.ns.cloudflare.com, adrian.ns.cloudflare.com and dell.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

peyton.ns.cloudflare.com resolves to 108.162.193.221, 172.64.33.221, 173.245.59.221 and 3 other IP addresses.

simone.ns.cloudflare.com resolves to 108.162.194.26, 162.159.38.26, 172.64.34.26 and 3 other IP addresses.

Mail Servers

codinghouse.biz routes its mail through a single mail server, codinghouse-biz.mail.protection.outlook.com.

codinghouse-biz.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.9.0, 52.101.10.6 and 52.101.40.6, along with 5 other.

codinghouse.biz - robtex.com

codinghouse.biz

biz

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`codinghouse.biz`

`biz`