tecfb.com - dns.ninja

`tecfb.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:6a5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8708^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.6.165^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.135.8^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ivan.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b78^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c178^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ivan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2178^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ivan.ns.cloudflare.com`
		A	108.162.193.120^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
		A	172.64.33.120^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
		A	173.245.59.120^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
NS	`mckenzie.ns.cloudflare.com`
		A	2606:4700:50::a29f:26fd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mckenzie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2fd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mckenzie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22fd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mckenzie.ns.cloudflare.com`
		A	108.162.194.253^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mckenzie.ns.cloudflare.com`
		A	162.159.38.253^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mckenzie.ns.cloudflare.com`
		A	172.64.34.253^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mckenzie.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽³⁷⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁹⁵⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.6.165, 172.67.135.8
		IPv6 hints	2606:4700:3031::6815:6a5, 2606:4700:3037::ac43:8708
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=40, name=cloudflare-ech.com
SOA	`ivan.ns.cloudflare.com`dns@cloudflare.com serial=2403714645

`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=1782935916

Same first word

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DNS History

28 records (9 active, 19 former)

●NSivan.ns.cloudflare.com2026-06-29 → 2026-07-01 · 3 obs

○ 2026-03-03 06:33:40
● 2026-06-29 11:54:20
● 2026-07-01 20:25:36

●NSmckenzie.ns.cloudflare.com2026-06-29 → 2026-07-01 · 3 obs

○ 2026-03-03 06:33:40
● 2026-06-29 11:54:20
● 2026-07-01 20:25:36

○NSns-cloud-b1.googledomains.com2026-02-22 → 2026-03-03 · 5 obs

○ 2019-12-29 06:12:06
● 2026-02-22 17:15:04
● 2026-03-03 06:33:40
○ 2026-06-29 11:54:20
○ 2026-07-01 20:25:36

○NSns-cloud-b2.googledomains.com2026-02-22 → 2026-03-03 · 5 obs

○ 2019-12-29 06:12:06
● 2026-02-22 17:15:04
● 2026-03-03 06:33:40
○ 2026-06-29 11:54:20
○ 2026-07-01 20:25:36

○NSns-cloud-b3.googledomains.com2026-02-22 → 2026-03-03 · 5 obs

○ 2019-12-29 06:12:06
● 2026-02-22 17:15:04
● 2026-03-03 06:33:40
○ 2026-06-29 11:54:20
○ 2026-07-01 20:25:36

○NSns-cloud-b4.googledomains.com2026-02-22 → 2026-03-03 · 5 obs

○ 2019-12-29 06:12:06
● 2026-02-22 17:15:04
● 2026-03-03 06:33:40
○ 2026-06-29 11:54:20
○ 2026-07-01 20:25:36

○NSns1.webfaction.com2016-01-28 → 2019-12-29 · 4 obs

● 2016-01-28 13:53:18
● 2019-12-29 06:12:06
○ 2026-02-22 17:15:04
○ 2026-07-01 20:25:36

○NSns2.webfaction.com2016-01-28 → 2019-12-29 · 4 obs

● 2016-01-28 13:53:18
● 2019-12-29 06:12:06
○ 2026-02-22 17:15:04
○ 2026-07-01 20:25:36

○NSns3.webfaction.com2016-01-28 → 2019-12-29 · 4 obs

● 2016-01-28 13:53:18
● 2019-12-29 06:12:06
○ 2026-02-22 17:15:04
○ 2026-07-01 20:25:36

○NSns4.webfaction.com2016-01-28 → 2019-12-29 · 4 obs

● 2016-01-28 13:53:18
● 2019-12-29 06:12:06
○ 2026-02-22 17:15:04
○ 2026-07-01 20:25:36

○MXmx7.webfaction.com2016-01-28 → 2019-12-29 · 4 obs

● 2016-01-28 13:53:18
● 2019-12-29 06:12:06
○ 2026-02-22 17:15:04
○ 2026-07-01 20:25:36

○MXmx8.webfaction.com2016-01-28 → 2019-12-29 · 4 obs

● 2016-01-28 13:53:18
● 2019-12-29 06:12:06
○ 2026-02-22 17:15:04
○ 2026-07-01 20:25:36

○MXmx9.webfaction.com2016-01-28 → 2019-12-29 · 4 obs

● 2016-01-28 13:53:18
● 2019-12-29 06:12:06
○ 2026-02-22 17:15:04
○ 2026-07-01 20:25:36

○MXmxa.mailgun.org2026-02-22 → 2026-03-03 · 5 obs

○ 2019-12-29 06:12:06
● 2026-02-22 17:15:04
● 2026-03-03 06:33:40
○ 2026-06-29 11:54:20
○ 2026-07-01 20:25:36

○MXmxb.mailgun.org2026-02-22 → 2026-03-03 · 5 obs

○ 2019-12-29 06:12:06
● 2026-02-22 17:15:04
● 2026-03-03 06:33:40
○ 2026-06-29 11:54:20
○ 2026-07-01 20:25:36

●MXroute1.mx.cloudflare.net2026-06-29 → 2026-07-01 · 3 obs

○ 2026-03-03 06:33:40
● 2026-06-29 11:54:20
● 2026-07-01 20:25:36

●MXroute2.mx.cloudflare.net2026-06-29 → 2026-07-01 · 3 obs

○ 2026-03-03 06:33:40
● 2026-06-29 11:54:20
● 2026-07-01 20:25:36

●MXroute3.mx.cloudflare.net2026-06-29 → 2026-07-01 · 3 obs

○ 2026-03-03 06:33:40
● 2026-06-29 11:54:20
● 2026-07-01 20:25:36

●A104.21.6.1652026-06-29 → 2026-07-01 · 3 obs

○ 2026-02-22 17:15:04
● 2026-06-29 11:54:20
● 2026-07-01 20:25:36

●A172.67.135.82026-06-29 → 2026-07-01 · 3 obs

○ 2026-02-22 17:15:04
● 2026-06-29 11:54:20
● 2026-07-01 20:25:36

○A185.10.231.1772016-01-28 → 2017-02-05 · 4 obs

● 2016-01-28 13:53:18
● 2017-02-05 03:59:38
○ 2019-12-29 06:12:06
○ 2026-07-01 20:25:36

○A185.119.174.1032019-12-29 → 2019-12-29 · 4 obs

○ 2017-02-05 03:59:38
● 2019-12-29 06:12:06
○ 2026-02-22 17:15:04
○ 2026-07-01 20:25:36

●A2606:4700:3031::6815:6a52026-07-01 → 2026-07-01 · 3 obs

○ 2026-06-29 11:54:20
● 2026-07-01 10:41:52
● 2026-07-01 20:25:36

○A2606:4700:3033::ac43:87082026-06-29 → 2026-06-29 · 4 obs

○ 2026-02-22 17:15:04
● 2026-06-29 11:54:20
○ 2026-07-01 10:41:52
○ 2026-07-01 20:25:36

○A2606:4700:3034::6815:6a52026-06-29 → 2026-06-29 · 4 obs

○ 2026-02-22 17:15:04
● 2026-06-29 11:54:20
○ 2026-07-01 10:41:52
○ 2026-07-01 20:25:36

●A2606:4700:3037::ac43:87082026-07-01 → 2026-07-01 · 3 obs

○ 2026-06-29 11:54:20
● 2026-07-01 10:41:52
● 2026-07-01 20:25:36

○A2a01:9cc0:0:1:1a:3:0:11b2019-12-29 → 2019-12-29 · 4 obs

○ 2017-02-05 03:59:38
● 2019-12-29 06:12:06
○ 2026-02-22 17:15:04
○ 2026-07-01 20:25:36

○A2a03:8180:1401:af:2::242016-06-23 → 2017-02-05 · 5 obs

○ 2016-01-28 13:53:18
● 2016-06-23 01:13:36
● 2017-02-05 03:59:38
○ 2019-12-29 06:12:06
○ 2026-07-01 20:25:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tecfb.com	ivan.ns.cloudflare.com, mckenzie.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.253

NS records: ivan.ns.cloudflare.com, mckenzie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tecfb.com (unsigned zone)

⏱️ Timing

Total: 301ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.6.165, 172.67.135.8`
AAAA	2	`2606:4700:3031::6815:6a5, 2606:4700:3037::ac43:8708`
NS	2	`ivan.ns.cloudflare.com, mckenzie.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 35), route1.mx.cloudflare.net (pri: 37)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ivan.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

tecfb.com points to the four IP addresses 104.21.6.165, 172.67.135.8, 2606:4700:3031::6815:6a5 and 2606:4700:3037::ac43:8708.

sm-networks.net, xwander.fi, alexkovalev.me and two other host names share IP numbers with tecfb.com.

Name Servers

tecfb.com uses two name servers for its delegation: ivan.ns.cloudflare.com and mckenzie.ns.cloudflare.com.

tecfb.com uses the same name servers as several other domains — among them denso-wave.com.sg, denso.com.hk, noticiaschetumal.com and two more.

The name servers of tecfb.com overlap at least partially with those of other domains — among them japanesechinclub.org, therioburrito.com, fmpyc.es and two more.

These name servers commonly appear in combination with the name servers erin.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname ivan.ns.cloudflare.com directs to 108.162.193.120, 172.64.33.120 and 173.245.59.120 along with 3 other IP addresses.

Hostname mckenzie.ns.cloudflare.com directs to 108.162.194.253, 162.159.38.253 and 172.64.34.253 along with 3 other IP addresses.

Mail Servers

Mail for tecfb.com is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

tecfb.com has at least partial mail server overlap with other domains such as rdr-it.io, apparelhouses.com, advancedhealingcenter.org and two more.

Hostnames that resolve to 6 IP addresses:

Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.

Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.

Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.