qualitycoding.org - dns.ninja

`qualitycoding.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:1474^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:c09a^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.20.116^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.154^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jack.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b79^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jack.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c179^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jack.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2179^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jack.ns.cloudflare.com`
		A	108.162.193.121^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jack.ns.cloudflare.com`
		A	172.64.33.121^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jack.ns.cloudflare.com`
		A	173.245.59.121^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jack.ns.cloudflare.com`
NS	`pam.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pam.ns.cloudflare.com`
		A	108.162.192.138^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	172.64.32.138^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	173.245.58.138^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
MX	`mx10.mailspamprotection.com` ⭐
		A	34.149.79.66^{🇺🇸 Google34.148.0.0/14}
			PTR	`66.79.149.34.bc.googleusercontent.com`
MX	`mx20.mailspamprotection.com`⁽²⁰⁾
		A	34.120.156.61^{🇺🇸 Google34.120.0.0/14}
			PTR	`61.156.120.34.bc.googleusercontent.com`
MX	`mx30.mailspamprotection.com`⁽³⁰⁾
		A	34.111.121.216^{🇺🇸 Google34.108.0.0/14}
			PTR	`216.121.111.34.bc.googleusercontent.com`
TXT	`google-site-verification=M17C954-hSPtPuVGmYkqj-70SyhcMqODDgD7K6PRyXs`
TXT	`v=spf1 a mx include:_spf.mlsend.com include:_6fa603870c395d41a57645fb75adbd4e...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.20.116, 172.67.192.154
		IPv6 hints	2606:4700:3037::6815:1474, 2606:4700:3037::ac43:c09a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=199, name=cloudflare-ech.com
SOA	`jack.ns.cloudflare.com`dns@cloudflare.com serial=2410098387

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785136623

WOT: SAFE (71/100)

Subdomains

www.qualitycoding.org

Same first word

qualitycoding.org

DNS History

20 records (9 active, 11 former)

●NSjack.ns.cloudflare.com2015-05-17 → 2026-07-27 · 2 obs

● 2015-05-17 15:52:32
● 2026-07-27 07:25:32

●NSpam.ns.cloudflare.com2015-05-17 → 2026-07-27 · 2 obs

● 2015-05-17 15:52:32
● 2026-07-27 07:25:32

○MXmail.qualitycoding.org2015-05-17 → 2016-12-29 · 4 obs

● 2015-05-17 15:52:32
● 2016-12-29 23:28:32
○ 2026-02-16 09:01:24
○ 2026-07-27 07:25:32

●MXmx10.mailspamprotection.com2026-02-16 → 2026-07-27 · 3 obs

○ 2016-12-29 23:28:32
● 2026-02-16 09:01:24
● 2026-07-27 07:25:32

●MXmx20.mailspamprotection.com2026-02-16 → 2026-07-27 · 3 obs

○ 2016-12-29 23:28:32
● 2026-02-16 09:01:24
● 2026-07-27 07:25:32

●MXmx30.mailspamprotection.com2026-02-16 → 2026-07-27 · 3 obs

○ 2016-12-29 23:28:32
● 2026-02-16 09:01:24
● 2026-07-27 07:25:32

●A104.21.20.1162026-02-16 → 2026-07-27 · 10 obs

○ 2016-12-29 23:28:32
● 2026-02-16 09:01:24
● 2026-03-09 22:04:16
○ 2026-03-22 13:33:18
○ 2026-04-02 18:17:46
● 2026-04-07 19:15:58
● 2026-06-16 20:03:30
○ 2026-06-21 06:23:36
● 2026-07-01 20:36:56
● 2026-07-27 07:25:32

○A104.31.92.1402015-05-17 → 2016-12-29 · 4 obs

● 2015-05-17 15:52:32
● 2016-12-29 23:28:32
○ 2026-02-16 09:01:24
○ 2026-07-27 07:25:32

○A104.31.93.1402015-05-17 → 2016-12-29 · 4 obs

● 2015-05-17 15:52:32
● 2016-12-29 23:28:32
○ 2026-02-16 09:01:24
○ 2026-07-27 07:25:32

●A172.67.192.1542026-02-16 → 2026-07-27 · 10 obs

○A188.114.96.02026-03-22 → 2026-06-21 · 8 obs

○ 2026-03-09 22:04:16
● 2026-03-22 13:33:18
● 2026-04-02 18:17:46
○ 2026-04-07 19:15:58
○ 2026-06-16 20:03:30
● 2026-06-21 06:23:36
○ 2026-07-01 20:36:56
○ 2026-07-27 07:25:32

○A188.114.97.02026-03-22 → 2026-06-21 · 8 obs

○ 2026-03-09 22:04:16
● 2026-03-22 13:33:18
● 2026-04-02 18:17:46
○ 2026-04-07 19:15:58
○ 2026-06-16 20:03:30
● 2026-06-21 06:23:36
○ 2026-07-01 20:36:56
○ 2026-07-27 07:25:32

○A2400:cb00:2048:1::681f:5c8c2015-05-17 → 2016-12-29 · 4 obs

● 2015-05-17 15:52:32
● 2016-12-29 23:28:32
○ 2026-02-16 09:01:24
○ 2026-07-27 07:25:32

○A2400:cb00:2048:1::681f:5d8c2015-05-17 → 2016-12-29 · 4 obs

● 2015-05-17 15:52:32
● 2016-12-29 23:28:32
○ 2026-02-16 09:01:24
○ 2026-07-27 07:25:32

○A2606:4700:3034::6815:14742026-02-16 → 2026-06-16 · 9 obs

○A2606:4700:3035::ac43:c09a2026-02-16 → 2026-06-16 · 9 obs

●A2606:4700:3037::6815:14742026-07-01 → 2026-07-27 · 3 obs

○ 2026-06-21 06:23:36
● 2026-07-01 20:36:56
● 2026-07-27 07:25:32

●A2606:4700:3037::ac43:c09a2026-07-01 → 2026-07-27 · 3 obs

○ 2026-06-21 06:23:36
● 2026-07-01 20:36:56
● 2026-07-27 07:25:32

○A2a06:98c1:3120::2026-03-22 → 2026-06-21 · 8 obs

○ 2026-03-09 22:04:16
● 2026-03-22 13:33:18
● 2026-04-02 18:17:46
○ 2026-04-07 19:15:58
○ 2026-06-16 20:03:30
● 2026-06-21 06:23:36
○ 2026-07-01 20:36:56
○ 2026-07-27 07:25:32

○A2a06:98c1:3121::2026-03-22 → 2026-06-21 · 8 obs

○ 2026-03-09 22:04:16
● 2026-03-22 13:33:18
● 2026-04-02 18:17:46
○ 2026-04-07 19:15:58
○ 2026-06-16 20:03:30
● 2026-06-21 06:23:36
○ 2026-07-01 20:36:56
○ 2026-07-27 07:25:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
qualitycoding.org	pam.ns.cloudflare.com, jack.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.138

NS records: pam.ns.cloudflare.com, jack.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for qualitycoding.org (unsigned zone)

⏱️ Timing

Total: 489ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.20.116, 172.67.192.154`
AAAA	2	`2606:4700:3037::ac43:c09a, 2606:4700:3037::6815:1474`
NS	2	`jack.ns.cloudflare.com, pam.ns.cloudflare.com`
MX	3	`mx10.mailspamprotection.com (pri: 10), mx20.mailspamprotection.com (pri: 20)...`
TXT	2	`google-site-verification=M17C954-hSPtPuV, v=spf1 a mx include:_spf.mlsend.com incl`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jack.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

qualitycoding.org serves as the parent of www.qualitycoding.org.

IP Addresses

qualitycoding.org resolves to four IP addresses: 104.21.20.116, 172.67.192.154, 2606:4700:3037::6815:1474 and 2606:4700:3037::ac43:c09a.

owhwentown.digital, kminsure.com, www.survey-wallet.click plus two other host names have IP numbers in common with qualitycoding.org.

Name Servers

Two name servers handle the delegation for qualitycoding.org: jack.ns.cloudflare.com and pam.ns.cloudflare.com.

The name server configuration of qualitycoding.org is shared with other domains, for instance bur(0x6469636b)associates.com, mdislander.com, ham-radio.it and two others.

qualitycoding.org has at least partial name server overlap with other domains, such as thefastmode.com, silkpast.com, adclic-hosting.info and two others.

It is common to find these name servers paired with the name servers vasilii.ns.cloudflare.com.

Hosts with 6 IP addresses each:

jack.ns.cloudflare.com resolves to 108.162.193.121, 172.64.33.121 and 173.245.59.121 among others, with 3 other IP addresses in total.

pam.ns.cloudflare.com resolves to 108.162.192.138, 172.64.32.138 and 173.245.58.138 among others, with 3 other IP addresses in total.

Mail Servers

qualitycoding.org has three mail servers: mx10.mailspamprotection.com, mx20.mailspamprotection.com and mx30.mailspamprotection.com.

At least some of the mail servers used by qualitycoding.org are shared with other domains: peltzerpines.com, idteacher.com, caltrack.com and two others among them.

mx10.mailspamprotection.com points to 34.149.79.66; mx20.mailspamprotection.com points to 34.120.156.61; mx30.mailspamprotection.com points to 34.111.121.216 — each hostname maps to exactly one IP address.