knowbridge.com - dns.ninja

`knowbridge.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:5fcb^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:9461^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.95.203^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.148.97^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`athena.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a48^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`athena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c048^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`athena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2048^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`athena.ns.cloudflare.com`
		A	108.162.192.72^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`athena.ns.cloudflare.com`
		A	172.64.32.72^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`athena.ns.cloudflare.com`
		A	173.245.58.72^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`athena.ns.cloudflare.com`
NS	`buck.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`buck.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`buck.ns.cloudflare.com`
		A	108.162.193.78^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	172.64.33.78^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	173.245.59.78^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
MX	`knowbridge-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::5^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00205.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::7^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::8^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`MS=ms34705002`
TXT	`facebook-domain-verification=vsjb6n4vgzp50xof0wnmvcstyc1hfu`
TXT	`google-site-verification=Tl3tbbG2HKj2fr_qKI1nWzWE6PU39FN5mI3C3hNpmOg`
TXT	`google-site-verification=jGZE_0sayLUBAvvLEbEhMb3216us2Fgs_o7iqc8lDMI`
TXT	`v=spf1 ip4:198.23.51.0/24 include:sender.zohobooks.com include:spf.protection...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.95.203, 172.67.148.97
		IPv6 hints	2606:4700:3030::6815:5fcb, 2606:4700:3030::ac43:9461
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=120, name=cloudflare-ech.com
SOA	`athena.ns.cloudflare.com`dns@cloudflare.com serial=2411779192

`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=1786502154

Subdomains

mail.knowbridge.com

Same first word

knowbridge.ca

knowbridge.com

DNS History

28 records (7 active, 21 former)

●NSathena.ns.cloudflare.com2026-03-06 → 2026-08-12 · 3 obs

○ 2017-03-28 23:44:26
● 2026-03-06 20:41:10
● 2026-08-12 02:46:02

●NSbuck.ns.cloudflare.com2026-03-06 → 2026-08-12 · 3 obs

○ 2017-03-28 23:44:26
● 2026-03-06 20:41:10
● 2026-08-12 02:46:02

○NSns1.namebrightdns.com2015-06-18 → 2017-03-28 · 7 obs

● 2015-06-18 06:49:20
● 2015-10-29 05:11:36
○ 2016-01-03 01:11:10
● 2016-03-27 00:36:14
● 2017-03-28 23:44:26
○ 2026-03-06 20:41:10
○ 2026-08-12 02:46:02

○NSns2.namebrightdns.com2015-10-29 → 2017-03-28 · 5 obs

○ 2015-06-18 06:49:20
● 2015-10-29 05:11:36
● 2017-03-28 23:44:26
○ 2026-03-06 20:41:10
○ 2026-08-12 02:46:02

○NSnsg1.namebrightdns.com2015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 06:49:20
○ 2015-10-29 05:11:36
○ 2026-08-12 02:46:02

○NSnsg2.namebrightdns.com2015-06-18 → 2016-01-03 · 5 obs

● 2015-06-18 06:49:20
○ 2015-10-29 05:11:36
● 2016-01-03 01:11:10
○ 2016-03-27 00:36:14
○ 2026-08-12 02:46:02

○MXanmail.namebrightmail.com2015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 06:49:20
○ 2015-10-29 05:11:36
○ 2026-08-12 02:46:02

●MXknowbridge-com.mail.protection.outlook.com2026-03-06 → 2026-08-12 · 3 obs

○ 2015-10-29 05:11:36
● 2026-03-06 20:41:10
● 2026-08-12 02:46:02

●A104.21.95.2032026-07-31 → 2026-08-12 · 3 obs

○ 2026-03-06 20:41:10
● 2026-07-31 05:38:44
● 2026-08-12 02:46:02

○A107.23.160.2182016-01-03 → 2016-01-03 · 4 obs

○ 2015-10-29 05:11:36
● 2016-01-03 01:11:10
○ 2016-03-27 00:36:14
○ 2026-08-12 02:46:02

●A172.67.148.972026-07-31 → 2026-08-12 · 3 obs

○ 2026-03-06 20:41:10
● 2026-07-31 05:38:44
● 2026-08-12 02:46:02

○A188.114.96.02026-03-06 → 2026-03-06 · 4 obs

○ 2017-03-28 23:44:26
● 2026-03-06 20:41:10
○ 2026-07-31 05:38:44
○ 2026-08-12 02:46:02

○A188.114.97.02026-03-06 → 2026-03-06 · 4 obs

○ 2017-03-28 23:44:26
● 2026-03-06 20:41:10
○ 2026-07-31 05:38:44
○ 2026-08-12 02:46:02

●A2606:4700:3030::6815:5fcb2026-07-31 → 2026-08-12 · 3 obs

○ 2026-03-06 20:41:10
● 2026-07-31 05:38:44
● 2026-08-12 02:46:02

●A2606:4700:3030::ac43:94612026-07-31 → 2026-08-12 · 3 obs

○ 2026-03-06 20:41:10
● 2026-07-31 05:38:44
● 2026-08-12 02:46:02

○A2606:4700:3033::ac43:94612026-03-06 → 2026-08-12 · 2 obs

○ 2026-03-06 20:41:10
○ 2026-08-12 02:46:02

○A2606:4700:3037::6815:5fcb2026-03-06 → 2026-08-12 · 2 obs

○ 2026-03-06 20:41:10
○ 2026-08-12 02:46:02

○A2a06:98c1:3120::2026-03-06 → 2026-03-06 · 4 obs

○ 2017-03-28 23:44:26
● 2026-03-06 20:41:10
○ 2026-07-31 05:38:44
○ 2026-08-12 02:46:02

○A2a06:98c1:3121::2026-03-06 → 2026-03-06 · 4 obs

○ 2017-03-28 23:44:26
● 2026-03-06 20:41:10
○ 2026-07-31 05:38:44
○ 2026-08-12 02:46:02

○A34.206.157.642017-03-28 → 2017-03-28 · 4 obs

○ 2016-03-27 00:36:14
● 2017-03-28 23:44:26
○ 2026-03-06 20:41:10
○ 2026-08-12 02:46:02

○A52.21.180.2332016-03-27 → 2016-03-27 · 4 obs

○ 2016-01-03 01:11:10
● 2016-03-27 00:36:14
○ 2017-03-28 23:44:26
○ 2026-08-12 02:46:02

○A52.3.120.902016-03-27 → 2016-03-27 · 4 obs

○ 2016-01-03 01:11:10
● 2016-03-27 00:36:14
○ 2017-03-28 23:44:26
○ 2026-08-12 02:46:02

○A54.174.31.2542015-06-18 → 2015-10-29 · 4 obs

● 2015-06-18 06:49:20
● 2015-10-29 05:11:36
○ 2016-01-03 01:11:10
○ 2026-08-12 02:46:02

○A54.208.74.2152015-06-18 → 2015-10-29 · 4 obs

● 2015-06-18 06:49:20
● 2015-10-29 05:11:36
○ 2016-01-03 01:11:10
○ 2026-08-12 02:46:02

○A54.209.90.812016-01-03 → 2016-01-03 · 4 obs

○ 2015-10-29 05:11:36
● 2016-01-03 01:11:10
○ 2016-03-27 00:36:14
○ 2026-08-12 02:46:02

○A54.236.195.152017-03-28 → 2017-03-28 · 4 obs

○ 2016-03-27 00:36:14
● 2017-03-28 23:44:26
○ 2026-03-06 20:41:10
○ 2026-08-12 02:46:02

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-18 → 2016-03-27 · 4 obs

● 2015-06-18 06:49:20
● 2016-03-27 00:36:14
○ 2017-03-28 23:44:26
○ 2026-08-12 02:46:02

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-28 → 2017-03-28 · 4 obs

○ 2016-03-27 00:36:14
● 2017-03-28 23:44:26
○ 2026-03-06 20:41:10
○ 2026-08-12 02:46:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowbridge.com	athena.ns.cloudflare.com, buck.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.72

NS records: athena.ns.cloudflare.com, buck.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowbridge.com (unsigned zone)

⏱️ Timing

Total: 175ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.148.97, 104.21.95.203`
AAAA	2	`2606:4700:3030::ac43:9461, 2606:4700:3030::6815:5fcb`
NS	2	`athena.ns.cloudflare.com, buck.ns.cloudflare.com`
MX	1	`knowbridge-com.mail.protection.outlook.c`
TXT	5	`MS=ms34705002, facebook-domain-verification=vsjb6n4vgzp...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`athena.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

knowbridge.com is a parent domain of mail.knowbridge.com.

IP Addresses

knowbridge.com resolves to four IP addresses: 104.21.95.203, 172.67.148.97, 2606:4700:3030::6815:5fcb and 2606:4700:3030::ac43:9461.

josephthacker.com, ikedaya-kimono.com, meyerpoolwelt.com and two other host names share IP numbers with knowbridge.com.

Name Servers

knowbridge.com is delegated to two name servers: athena.ns.cloudflare.com and buck.ns.cloudflare.com.

knowbridge.com uses the same name servers as several other domains — among them bdseotools.com, typexp.com, cozumelfishing.com and two more.

knowbridge.com shares at least some of its name servers with other domains, including pistolocasinonz.com, alignedoutcomes.com, icholding.com.tr and two others.

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

Hostnames that resolve to 6 IP addresses:

athena.ns.cloudflare.com resolves to 108.162.192.72, 172.64.32.72, 173.245.58.72 and 3 other IP addresses.

buck.ns.cloudflare.com resolves to 108.162.193.78, 172.64.33.78, 173.245.59.78 and 3 other IP addresses.

Mail Servers

Mail for knowbridge.com is handled by a single mail server, knowbridge-com.mail.protection.outlook.com.

knowbridge-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.68.18, 52.101.73.6, 52.101.73.11 and 5 others.