`3fo.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:dd51^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:5362^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.98^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.221.81^{🇺🇸 Cloudflare172.67.208.0/20 , 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	`sue.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a91^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c091^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sue.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2091^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sue.ns.cloudflare.com`
		A	108.162.192.145^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	172.64.32.145^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	173.245.58.145^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.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	`route2.mx.cloudflare.net`⁽⁴⁴⁾
		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`
MX	`route1.mx.cloudflare.net`⁽⁷⁵⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.98, 172.67.221.81
		IPv6 hints	2606:4700:3030::ac43:dd51, 2606:4700:3033::6815:5362
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=67, name=cloudflare-ech.com
SOA	`jack.ns.cloudflare.com`dns@cloudflare.com serial=2408252456

`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=1783210726

Same first word

3fo.com

3fo.us

3fo.ch

3fo.ai

3fo.info

3fo.de

3fo.onl

3fo.fr

Similar names

of3.de

3of.us

fo3.org

o3f.com.br

3of.de

f3o.nl

fo3.cn

of3.com

f3o.de

f3o.ru

of3.cn

o3f.ru

fo3.fr

3of.com

o3f.cn

of3.com.br

of3.ru

fo3.ru

fo3.pub

fo3.vg

o3f.com

o3f.net

o3f.ws

fo3.cz

fo3.com

3of.studio

f3o.com

DNS History

16 records (9 active, 7 former)

●NSjack.ns.cloudflare.com2026-05-16 → 2026-07-05 · 3 obs

○ 2018-10-03 19:27:50
● 2026-05-16 02:09:30
● 2026-07-05 00:24:06

○NSns1.sedoparking.com2015-07-06 → 2018-10-03 · 4 obs

● 2015-07-06 07:25:46
● 2018-10-03 19:27:50
○ 2026-05-16 02:09:30
○ 2026-07-05 00:24:06

○NSns2.sedoparking.com2015-07-06 → 2018-10-03 · 4 obs

● 2015-07-06 07:25:46
● 2018-10-03 19:27:50
○ 2026-05-16 02:09:30
○ 2026-07-05 00:24:06

●NSsue.ns.cloudflare.com2026-05-16 → 2026-07-05 · 3 obs

○ 2018-10-03 19:27:50
● 2026-05-16 02:09:30
● 2026-07-05 00:24:06

○MXlocalhost2017-01-28 → 2018-10-03 · 5 obs

○ 2016-04-17 22:09:46
● 2017-01-28 22:59:36
● 2018-10-03 19:27:50
○ 2026-05-16 02:09:30
○ 2026-07-05 00:24:06

○MXmail.nickstel.com2015-07-06 → 2016-04-17 · 4 obs

● 2015-07-06 07:25:46
● 2016-04-17 22:09:46
○ 2017-01-28 22:59:36
○ 2026-07-05 00:24:06

●MXroute1.mx.cloudflare.net2026-05-16 → 2026-07-05 · 3 obs

○ 2018-10-03 19:27:50
● 2026-05-16 02:09:30
● 2026-07-05 00:24:06

●MXroute2.mx.cloudflare.net2026-05-16 → 2026-07-05 · 3 obs

○ 2018-10-03 19:27:50
● 2026-05-16 02:09:30
● 2026-07-05 00:24:06

●MXroute3.mx.cloudflare.net2026-05-16 → 2026-07-05 · 3 obs

○ 2018-10-03 19:27:50
● 2026-05-16 02:09:30
● 2026-07-05 00:24:06

●A104.21.83.982026-05-16 → 2026-07-05 · 3 obs

○ 2018-10-03 19:27:50
● 2026-05-16 02:09:30
● 2026-07-05 00:24:06

●A172.67.221.812026-05-16 → 2026-07-05 · 3 obs

○ 2018-10-03 19:27:50
● 2026-05-16 02:09:30
● 2026-07-05 00:24:06

●A2606:4700:3030::ac43:dd512026-07-05 → 2026-07-05 · 3 obs

○ 2026-05-16 02:09:30
● 2026-07-05 00:24:04
● 2026-07-05 00:24:06

●A2606:4700:3033::6815:53622026-05-16 → 2026-07-05 · 3 obs

○ 2018-10-03 19:27:50
● 2026-05-16 02:09:30
● 2026-07-05 00:24:06

○A2606:4700:3033::ac43:dd512026-05-16 → 2026-05-16 · 4 obs

○ 2018-10-03 19:27:50
● 2026-05-16 02:09:30
○ 2026-07-05 00:24:04
○ 2026-07-05 00:24:06

○A72.52.4.1192018-10-03 → 2018-10-03 · 4 obs

○ 2017-01-28 22:59:36
● 2018-10-03 19:27:50
○ 2026-05-16 02:09:30
○ 2026-07-05 00:24:06

○A72.52.4.1212015-07-06 → 2017-01-28 · 4 obs

● 2015-07-06 07:25:46
● 2017-01-28 22:59:36
○ 2018-10-03 19:27:50
○ 2026-07-05 00:24:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net...	-
3fo.com	jack.ns.cloudflare.com, sue.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.121

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3fo.com (unsigned zone)

⏱️ Timing

Total: 102ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.83.98, 172.67.221.81`
AAAA	2	`2606:4700:3030::ac43:dd51, 2606:4700:3033::6815:5362`
NS	2	`jack.ns.cloudflare.com, sue.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 44), route1.mx.cloudflare.net (pri: 75)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net -a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jack.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

3fo.com resolves to four IP addresses: 104.21.83.98, 172.67.221.81, 2606:4700:3030::ac43:dd51 and 2606:4700:3033::6815:5362.

Among the host names that share IP numbers with 3fo.com are www.bsxcaew.top, dairytop.de, good-email.com and two others.

Name Servers

3fo.com has two authoritative name servers — jack.ns.cloudflare.com and sue.ns.cloudflare.com.

3fo.com has the same name server delegation as a number of other domains, such as brushthis.com, aristoshadjiyiannis.com, dreamdesk.org and two more.

3fo.com shares at least some of its name servers with other domains, including mjhospital.mn, tkarura.net, bidirenews.com and two others.

These name servers are frequently seen alongside the name servers nile.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

jack.ns.cloudflare.com points to 108.162.193.121, 172.64.33.121, 173.245.59.121 and 3 other IP addresses.

sue.ns.cloudflare.com points to 108.162.192.145, 172.64.32.145, 173.245.58.145 and 3 other IP addresses.

Mail Servers

3fo.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

3fo.com shares at least some of its mail servers with other domains — for example barbuzz.ca, led-trade.ru, kampusumw.ac.id and two more.

Host names resolving to 6 IP numbers:

route1.mx.cloudflare.net points to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net points to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net points to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

3fo.com - robtex.com

3fo.com

com

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

`3fo.com`

`com`