`retechonline.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:542^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8522^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.5.66^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.34^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aaron.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c96^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aaron.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c396^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aaron.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2396^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aaron.ns.cloudflare.com`
		A	108.162.195.150^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aaron.ns.cloudflare.com`
		A	162.159.44.150^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aaron.ns.cloudflare.com`
		A	172.64.35.150^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aaron.ns.cloudflare.com`
NS	`jo.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aac^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ac^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ac^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jo.ns.cloudflare.com`
		A	108.162.192.172^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jo.ns.cloudflare.com`
		A	172.64.32.172^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jo.ns.cloudflare.com`
		A	173.245.58.172^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jo.ns.cloudflare.com`
MX	`retechonline-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c92c::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm6pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm6pr05cu00404.inbound.protection.outlook.com`
		A	2a01:111:f403:c936::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy1pr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00202.inbound.protection.outlook.com`
		A	52.101.10.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00105.inbound.protection.outlook.com`
		A	52.101.10.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.10.16^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	52.101.194.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch0pr04cu00605.inbound.protection.outlook.com`
TXT	`knowbe4-site-verification=be04686a55bb901a7b22257639b65192`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.66, 172.67.133.34
		IPv6 hints	2606:4700:3030::6815:542, 2606:4700:3037::ac43:8522
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=149, name=cloudflare-ech.com
SOA	`aaron.ns.cloudflare.com`dns@cloudflare.com serial=2410986070

`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=1786248824

Same first word

retechonline.com

Similar names

echteronline.com

interechelon.com

DNS History

18 records (7 active, 11 former)

●NSaaron.ns.cloudflare.com2026-07-01 → 2026-08-09 · 3 obs

○ 2019-12-30 07:36:30
● 2026-07-01 20:20:10
● 2026-08-09 04:43:58

●NSjo.ns.cloudflare.com2026-07-01 → 2026-08-09 · 3 obs

○ 2019-12-30 07:36:30
● 2026-07-01 20:20:10
● 2026-08-09 04:43:58

○NSns11.domaincontrol.com2008-03-16 → 2019-12-30 · 4 obs

● 2008-03-16 09:46:16
● 2019-12-30 07:36:30
○ 2026-07-01 20:20:10
○ 2026-08-09 04:43:58

○NSns12.domaincontrol.com2008-03-16 → 2019-12-30 · 4 obs

● 2008-03-16 09:46:16
● 2019-12-30 07:36:30
○ 2026-07-01 20:20:10
○ 2026-08-09 04:43:58

○MXmailstore1.secureserver.net2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 09:46:16
○ 2015-06-25 04:12:58
○ 2026-08-09 04:43:58

●MXretechonline-com.mail.protection.outlook.com2026-07-01 → 2026-08-09 · 3 obs

○ 2019-12-30 07:36:30
● 2026-07-01 20:20:10
● 2026-08-09 04:43:58

○MXretechonline-com.p10.mxthunder.com2015-06-25 → 2019-12-30 · 5 obs

○ 2008-03-16 09:46:16
● 2015-06-25 04:12:58
● 2019-12-30 07:36:30
○ 2026-07-01 20:20:10
○ 2026-08-09 04:43:58

○MXretechonline-com.p20.mxthunder.net2015-06-25 → 2019-12-30 · 5 obs

○ 2008-03-16 09:46:16
● 2015-06-25 04:12:58
● 2019-12-30 07:36:30
○ 2026-07-01 20:20:10
○ 2026-08-09 04:43:58

○MXretechonline-com.p30.mxthunder.net2015-06-25 → 2019-12-30 · 5 obs

○ 2008-03-16 09:46:16
● 2015-06-25 04:12:58
● 2019-12-30 07:36:30
○ 2026-07-01 20:20:10
○ 2026-08-09 04:43:58

○MXretechonline-com.p40.mxthunder.net2015-06-25 → 2019-12-30 · 5 obs

○ 2008-03-16 09:46:16
● 2015-06-25 04:12:58
● 2019-12-30 07:36:30
○ 2026-07-01 20:20:10
○ 2026-08-09 04:43:58

○MXsmtp.secureserver.net2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 09:46:16
○ 2015-06-25 04:12:58
○ 2026-08-09 04:43:58

●A104.21.5.662026-07-01 → 2026-08-09 · 3 obs

○ 2019-12-30 07:36:30
● 2026-07-01 20:20:10
● 2026-08-09 04:43:58

○A166.62.71.2272019-12-30 → 2019-12-30 · 4 obs

○ 2017-03-14 04:05:36
● 2019-12-30 07:36:30
○ 2026-07-01 20:20:10
○ 2026-08-09 04:43:58

●A172.67.133.342026-07-01 → 2026-08-09 · 3 obs

○ 2019-12-30 07:36:30
● 2026-07-01 20:20:10
● 2026-08-09 04:43:58

●A2606:4700:3030::6815:5422026-07-01 → 2026-08-09 · 3 obs

○ 2019-12-30 07:36:30
● 2026-07-01 20:20:10
● 2026-08-09 04:43:58

●A2606:4700:3037::ac43:85222026-07-01 → 2026-08-09 · 3 obs

○ 2019-12-30 07:36:30
● 2026-07-01 20:20:10
● 2026-08-09 04:43:58

○A68.178.211.102008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 09:46:16
○ 2015-06-25 04:12:58
○ 2026-08-09 04:43:58

○A68.178.254.2022015-06-25 → 2017-03-14 · 5 obs

○ 2008-03-16 09:46:16
● 2015-06-25 04:12:58
● 2017-03-14 04:05:36
○ 2019-12-30 07:36:30
○ 2026-08-09 04:43:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...	-
retechonline.com	jo.ns.cloudflare.com, aaron.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.172

NS records: jo.ns.cloudflare.com, aaron.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for retechonline.com (unsigned zone)

⏱️ Timing

Total: 193ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.5.66, 172.67.133.34`
AAAA	2	`2606:4700:3030::6815:542, 2606:4700:3037::ac43:8522`
NS	2	`aaron.ns.cloudflare.com, jo.ns.cloudflare.com`
MX	1	`retechonline-com.mail.protection.outlook`
TXT	2	`knowbe4-site-verification=be04686a55bb90, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aaron.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

retechonline.com resolves to four IP addresses: 104.21.5.66, 172.67.133.34, 2606:4700:3030::6815:542 and 2606:4700:3037::ac43:8522.

Two other host names, along with apk.privashield-zone.com, privashield-zone.com and thirdstaff.com, also share IP numbers with retechonline.com.

Name Servers

retechonline.com uses two name servers for its delegation: aaron.ns.cloudflare.com and jo.ns.cloudflare.com.

retechonline.com shares its NS records with other domains, for example challengerent.com, cibattery.com, perkstudios.com and two others.

retechonline.com shares at least some of its name servers with other domains, including checkpeople.net, lkwhin.top, qs88.marketing and two others.

These name servers are frequently seen alongside the name servers mark.ns.cloudflare.com, virginia.ns.cloudflare.com, millie.ns.cloudflare.com and melody.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname aaron.ns.cloudflare.com directs to 108.162.195.150, 162.159.44.150 and 172.64.35.150 along with 3 other IP addresses.

Hostname jo.ns.cloudflare.com directs to 108.162.192.172, 172.64.32.172 and 173.245.58.172 along with 3 other IP addresses.

Mail Servers

The sole mail server for retechonline.com is retechonline-com.mail.protection.outlook.com.

With 8 IP addresses total, retechonline-com.mail.protection.outlook.com resolves to 52.101.10.5, 52.101.10.10, 52.101.10.16 and 5 others.

retechonline.com - robtex.com