qualifyingcontractors.com - dns.ninja

`qualifyingcontractors.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:392^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:82d3^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.146^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.211^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`darwin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b97^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c197^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`darwin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2197^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`darwin.ns.cloudflare.com`
		A	108.162.193.151^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	172.64.33.151^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	173.245.59.151^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
NS	`dolly.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a62^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dolly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c062^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dolly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2062^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dolly.ns.cloudflare.com`
		A	108.162.192.98^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dolly.ns.cloudflare.com`
		A	172.64.32.98^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dolly.ns.cloudflare.com`
		A	173.245.58.98^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dolly.ns.cloudflare.com`
MX	`qualifyingcontractors-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c922::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr05cu00501.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr05cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00100.inbound.protection.outlook.com`
		A	52.101.8.42^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr03cu00402.inbound.protection.outlook.com`
		A	52.101.8.44^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm5pr04cu00104.inbound.protection.outlook.com`
		A	52.101.9.26^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr02cu00702.inbound.protection.outlook.com`
		A	52.101.11.9^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr02cu00101.inbound.protection.outlook.com`
MX	`aspmx.l.google.com`⁽¹⁾
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`MS=ms23753502`
TXT	`google-site-verification=TxnuaTDTP4Zxh6MFacDWeRj0F5yDvkT-Zpi6nEGz50s`
TXT	`v=spf1 include:_spf.google.com include:sendgrid.net ip4:64.18.0.0/20 include:...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.146, 172.67.130.211
		IPv6 hints	2606:4700:3030::6815:392, 2606:4700:3036::ac43:82d3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com
SOA	`darwin.ns.cloudflare.com`dns@cloudflare.com serial=2405918554

`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=1785333947

Same first word

qualifyingcontractors.com

DNS History

21 records (12 active, 9 former)

●NSdarwin.ns.cloudflare.com2015-06-09 → 2026-07-29 · 2 obs

● 2015-06-09 15:57:42
● 2026-07-29 14:29:04

●NSdolly.ns.cloudflare.com2015-06-09 → 2026-07-29 · 2 obs

● 2015-06-09 15:57:42
● 2026-07-29 14:29:04

●MXalt1.aspmx.l.google.com2015-06-09 → 2026-07-29 · 2 obs

● 2015-06-09 15:57:42
● 2026-07-29 14:29:04

●MXalt2.aspmx.l.google.com2015-06-09 → 2026-07-29 · 2 obs

● 2015-06-09 15:57:42
● 2026-07-29 14:29:04

●MXaspmx.l.google.com2015-06-09 → 2026-07-29 · 2 obs

● 2015-06-09 15:57:42
● 2026-07-29 14:29:04

●MXaspmx2.googlemail.com2015-06-09 → 2026-07-29 · 2 obs

● 2015-06-09 15:57:42
● 2026-07-29 14:29:04

●MXaspmx3.googlemail.com2015-06-09 → 2026-07-29 · 2 obs

● 2015-06-09 15:57:42
● 2026-07-29 14:29:04

●MXqualifyingcontractors-com.mail.protection.outlook.com2016-07-17 → 2026-07-29 · 3 obs

○ 2015-06-09 15:57:42
● 2016-07-17 06:16:50
● 2026-07-29 14:29:04

●A104.21.3.1462026-06-12 → 2026-07-29 · 9 obs

○ 2017-04-09 21:06:08
● 2026-06-12 18:34:30
● 2026-06-16 11:00:34
○ 2026-06-17 02:46:48
● 2026-06-27 00:10:52
○ 2026-07-09 21:49:26
● 2026-07-10 19:50:52
○ 2026-07-23 16:49:54
● 2026-07-29 14:29:04

○A104.28.26.452015-06-09 → 2017-04-09 · 4 obs

● 2015-06-09 15:57:42
● 2017-04-09 21:06:08
○ 2026-06-12 18:34:30
○ 2026-07-29 14:29:04

○A104.28.27.452015-06-09 → 2017-04-09 · 4 obs

● 2015-06-09 15:57:42
● 2017-04-09 21:06:08
○ 2026-06-12 18:34:30
○ 2026-07-29 14:29:04

●A172.67.130.2112026-06-12 → 2026-07-29 · 9 obs

○A188.114.96.02026-06-17 → 2026-07-23 · 7 obs

○ 2026-06-16 11:00:34
● 2026-06-17 02:46:48
○ 2026-06-27 00:10:52
● 2026-07-09 21:49:26
○ 2026-07-10 19:50:52
● 2026-07-23 16:49:54
○ 2026-07-29 14:29:04

○A188.114.97.02026-06-17 → 2026-07-23 · 7 obs

○ 2026-06-16 11:00:34
● 2026-06-17 02:46:48
○ 2026-06-27 00:10:52
● 2026-07-09 21:49:26
○ 2026-07-10 19:50:52
● 2026-07-23 16:49:54
○ 2026-07-29 14:29:04

○A2400:cb00:2048:1::681c:1a2d2017-04-09 → 2017-04-09 · 4 obs

○ 2015-06-09 15:57:42
● 2017-04-09 21:06:08
○ 2026-06-12 18:34:30
○ 2026-07-29 14:29:04

○A2400:cb00:2048:1::681c:1b2d2017-04-09 → 2017-04-09 · 4 obs

○ 2015-06-09 15:57:42
● 2017-04-09 21:06:08
○ 2026-06-12 18:34:30
○ 2026-07-29 14:29:04

●A2606:4700:3030::6815:3922026-06-12 → 2026-07-29 · 9 obs

○A2606:4700:3034::ac43:82d32026-06-12 → 2026-06-16 · 5 obs

○ 2017-04-09 21:06:08
● 2026-06-12 18:34:30
● 2026-06-16 11:00:34
○ 2026-06-17 02:46:48
○ 2026-07-29 14:29:04

●A2606:4700:3036::ac43:82d32026-06-27 → 2026-07-29 · 6 obs

○ 2026-06-17 02:46:48
● 2026-06-27 00:10:52
○ 2026-07-09 21:49:26
● 2026-07-10 19:50:52
○ 2026-07-23 16:49:54
● 2026-07-29 14:29:04

○A2a06:98c1:3120::2026-06-17 → 2026-07-23 · 7 obs

○ 2026-06-16 11:00:34
● 2026-06-17 02:46:48
○ 2026-06-27 00:10:52
● 2026-07-09 21:49:26
○ 2026-07-10 19:50:52
● 2026-07-23 16:49:54
○ 2026-07-29 14:29:04

○A2a06:98c1:3121::2026-06-17 → 2026-07-23 · 7 obs

○ 2026-06-16 11:00:34
● 2026-06-17 02:46:48
○ 2026-06-27 00:10:52
● 2026-07-09 21:49:26
○ 2026-07-10 19:50:52
● 2026-07-23 16:49:54
○ 2026-07-29 14:29:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net...	-
qualifyingcontractors.com	darwin.ns.cloudflare.com, dolly.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.151

NS records: darwin.ns.cloudflare.com, dolly.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for qualifyingcontractors.com (unsigned zone)

⏱️ Timing

Total: 275ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.3.146, 172.67.130.211`
AAAA	2	`2606:4700:3036::ac43:82d3, 2606:4700:3030::6815:392`
NS	2	`darwin.ns.cloudflare.com, dolly.ns.cloudflare.com`
MX	6	`qualifyingcontractors-com.mail.protectio, aspmx.l.google.com (pri: 1)...`
TXT	3	`MS=ms23753502, google-site-verification=TxnuaTDTP4Zxh6M...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`darwin.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

qualifyingcontractors.com directs to four IP numbers, which are 104.21.3.146, 172.67.130.211, 2606:4700:3030::6815:392 and 2606:4700:3036::ac43:82d3.

Among the host names that share IP numbers with qualifyingcontractors.com are uworlds.com, v9bet.markets, t4bx.com.cdn.cloudflare.net and two others.

Name Servers

qualifyingcontractors.com is delegated to two name servers: darwin.ns.cloudflare.com and dolly.ns.cloudflare.com.

qualifyingcontractors.com has the same name server delegation as a number of other domains, such as anketka.org, jurus-zilong.site, maico.cc and two more.

There is at least partial name server overlap between qualifyingcontractors.com and other domains — siamolaroma.it, wausasmiles.com, yiekang.com and two more among them.

These name servers tend to appear in combination with the name servers kia.ns.cloudflare.com, dom.ns.cloudflare.com, ada.ns.cloudflare.com and jason.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

darwin.ns.cloudflare.com resolves to 108.162.193.151, 172.64.33.151, 173.245.59.151 and 3 other IP addresses.

dolly.ns.cloudflare.com resolves to 108.162.192.98, 172.64.32.98, 173.245.58.98 and 3 other IP addresses.

Mail Servers

qualifyingcontractors.com accepts email via 6 mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and 3 other.

qualifyingcontractors.com shares at least some of its mail servers with other domains — for example tamilnt.org, lunapark.am, digilution.se and two more.

It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.

Host names resolving to 8 IP numbers:

qualifyingcontractors-com.mail.protection.outlook.com resolves to 52.101.8.42, 52.101.8.44, 52.101.9.26 and 5 other IP addresses.

Hosts with two IP numbers each:

aspmx2.googlemail.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com points to 172.253.115.27 and 2607:f8b0:4004:c06::1b.

alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 2800:3f0:4003:c0f::1a IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1b IP addresses.