knowfa.com - dns.ninja

`knowfa.com`

DNSSEC	⚠️ Not signed
NS	`ali.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:50::adf5:3a3b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ali.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ali.ns.cloudflare.com`
		A	108.162.192.59^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
		A	172.64.32.59^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
		A	173.245.58.59^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
NS	`bowen.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:58::a29f:2c53^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bowen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c353^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bowen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2353^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bowen.ns.cloudflare.com`
		A	108.162.195.83^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bowen.ns.cloudflare.com`
		A	162.159.44.83^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bowen.ns.cloudflare.com`
		A	172.64.35.83^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bowen.ns.cloudflare.com`

`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=1786279934

⚠️ On DNS blocklist: tif

Same first word

knowfa.com

DNS History

11 records (2 active, 9 former)

●NSali.ns.cloudflare.com2026-05-27 → 2026-08-09 · 3 obs

○ 2017-04-19 10:31:28
● 2026-05-27 09:41:04
● 2026-08-09 13:04:24

●NSbowen.ns.cloudflare.com2026-05-27 → 2026-08-09 · 3 obs

○ 2017-04-19 10:31:28
● 2026-05-27 09:41:04
● 2026-08-09 13:04:24

○NSdns31.hichina.com2015-08-06 → 2016-08-09 · 4 obs

● 2015-08-06 02:39:52
● 2016-08-09 07:21:38
○ 2017-04-19 10:31:28
○ 2026-08-09 13:04:24

○NSdns32.hichina.com2015-08-06 → 2016-08-09 · 4 obs

● 2015-08-06 02:39:52
● 2016-08-09 07:21:38
○ 2017-04-19 10:31:28
○ 2026-08-09 13:04:24

○NSexpirens3.hichina.com2017-04-19 → 2017-04-19 · 4 obs

○ 2016-08-09 07:21:38
● 2017-04-19 10:31:28
○ 2026-05-27 09:41:04
○ 2026-08-09 13:04:24

○NSexpirens4.hichina.com2017-04-19 → 2017-04-19 · 4 obs

○ 2016-08-09 07:21:38
● 2017-04-19 10:31:28
○ 2026-05-27 09:41:04
○ 2026-08-09 13:04:24

○MXmxn.mxhichina.com2015-08-06 → 2016-08-09 · 4 obs

● 2015-08-06 02:39:52
● 2016-08-09 07:21:38
○ 2017-04-19 10:31:28
○ 2026-08-09 13:04:24

○MXmxw.mxhichina.com2015-08-06 → 2016-08-09 · 4 obs

● 2015-08-06 02:39:52
● 2016-08-09 07:21:38
○ 2017-04-19 10:31:28
○ 2026-08-09 13:04:24

○A139.196.9.2502016-03-09 → 2016-08-09 · 5 obs

○ 2015-12-04 01:24:00
● 2016-03-09 20:48:00
● 2016-08-09 07:21:38
○ 2017-04-19 10:31:28
○ 2026-08-09 13:04:24

○A218.244.147.832015-08-06 → 2015-12-04 · 4 obs

● 2015-08-06 02:39:52
● 2015-12-04 01:24:00
○ 2016-03-09 20:48:00
○ 2026-08-09 13:04:24

○A47.89.58.1412017-04-19 → 2017-04-19 · 4 obs

○ 2016-08-09 07:21:38
● 2017-04-19 10:31:28
○ 2026-05-27 09:41:04
○ 2026-08-09 13:04:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowfa.com	ali.ns.cloudflare.com, bowen.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.59

NS records: ali.ns.cloudflare.com, bowen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowfa.com (unsigned zone)

⏱️ Timing

Total: 283ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 12

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

Analysis

Name Servers

knowfa.com has two authoritative name servers — ali.ns.cloudflare.com and bowen.ns.cloudflare.com.

The name server configuration of knowfa.com is shared with other domains, for instance nationyn.com, learnban.com, factban.com and two others.

There is at least partial name server overlap between knowfa.com and other domains — tarragonhillsapartments.com, dcmoms.com, danielingegneri.com and two more among them.

These name servers tend to appear together with the name servers gloria.ns.cloudflare.com, earl.ns.cloudflare.com and matteo.ns.cloudflare.com, plus two others.

Hosts with 6 IP addresses each:

ali.ns.cloudflare.com points to 108.162.192.59, 172.64.32.59, 173.245.58.59 and 3 other IP addresses.

bowen.ns.cloudflare.com points to 108.162.195.83, 162.159.44.83, 172.64.35.83 and 3 other IP addresses.