`matthewkeff.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:4b15^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:d23d^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.75.21^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.210.61^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`clint.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clint.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clint.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clint.ns.cloudflare.com`
		A	108.162.193.90^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clint.ns.cloudflare.com`
		A	172.64.33.90^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clint.ns.cloudflare.com`
		A	173.245.59.90^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clint.ns.cloudflare.com`
NS	`zelda.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zelda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zelda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zelda.ns.cloudflare.com`
		A	108.162.192.242^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zelda.ns.cloudflare.com`
		A	172.64.32.242^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zelda.ns.cloudflare.com`
		A	173.245.58.242^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zelda.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.75.21, 172.67.210.61
		IPv6	2606:4700:3030::6815:4b15, 2606:4700:3036::ac43:d23d
SOA	`clint.ns.cloudflare.com`dns@cloudflare.com serial=2397872964

`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=1774429287

Previously MX for

matthewkeff.com

Same first word

matthewkeff.com

DNS History

15 records (6 active, 9 former)

●NSclint.ns.cloudflare.com2026-03-07 → 2026-03-25 · 3 obs

○ 2019-12-24 01:38:08
● 2026-03-07 18:37:06
● 2026-03-25 09:29:32

○NSns1.machighway.com2015-07-04 → 2019-12-24 · 7 obs

● 2015-07-04 01:23:30
● 2016-02-05 08:41:14
○ 2016-05-06 13:56:16
● 2017-01-30 01:10:42
● 2019-12-24 01:38:08
○ 2026-03-07 18:37:06
○ 2026-03-25 09:29:32

○NSns1.myhostcenter.com2016-05-06 → 2016-05-06 · 4 obs

○ 2016-02-05 08:41:14
● 2016-05-06 13:56:16
○ 2017-01-30 01:10:42
○ 2026-03-25 09:29:32

○NSns2.machighway.com2015-07-04 → 2019-12-24 · 7 obs

● 2015-07-04 01:23:30
● 2016-02-05 08:41:14
○ 2016-05-06 13:56:16
● 2017-01-30 01:10:42
● 2019-12-24 01:38:08
○ 2026-03-07 18:37:06
○ 2026-03-25 09:29:32

○NSns2.myhostcenter.com2016-05-06 → 2016-05-06 · 4 obs

○ 2016-02-05 08:41:14
● 2016-05-06 13:56:16
○ 2017-01-30 01:10:42
○ 2026-03-25 09:29:32

○NSns3.machighway.com2017-01-30 → 2019-12-24 · 5 obs

○ 2016-05-06 13:56:16
● 2017-01-30 01:10:42
● 2019-12-24 01:38:08
○ 2026-03-07 18:37:06
○ 2026-03-25 09:29:32

○NSns4.machighway.com2017-01-30 → 2019-12-24 · 5 obs

○ 2016-05-06 13:56:16
● 2017-01-30 01:10:42
● 2019-12-24 01:38:08
○ 2026-03-07 18:37:06
○ 2026-03-25 09:29:32

●NSzelda.ns.cloudflare.com2026-03-07 → 2026-03-25 · 3 obs

○ 2019-12-24 01:38:08
● 2026-03-07 18:37:06
● 2026-03-25 09:29:32

○MXmatthewkeff.com2015-07-04 → 2019-12-24 · 4 obs

● 2015-07-04 01:23:30
● 2019-12-24 01:38:08
○ 2026-03-07 18:37:06
○ 2026-03-25 09:29:32

●A104.21.75.212026-03-07 → 2026-03-25 · 3 obs

○ 2019-12-24 01:38:08
● 2026-03-07 18:37:06
● 2026-03-25 09:29:32

●A172.67.210.612026-03-07 → 2026-03-25 · 3 obs

○ 2019-12-24 01:38:08
● 2026-03-07 18:37:06
● 2026-03-25 09:29:32

○A199.204.248.1202016-05-06 → 2019-12-24 · 5 obs

○ 2016-02-05 08:41:14
● 2016-05-06 13:56:16
● 2019-12-24 01:38:08
○ 2026-03-07 18:37:06
○ 2026-03-25 09:29:32

●A2606:4700:3030::6815:4b152026-03-07 → 2026-03-25 · 3 obs

○ 2019-12-24 01:38:08
● 2026-03-07 18:37:06
● 2026-03-25 09:29:32

●A2606:4700:3036::ac43:d23d2026-03-07 → 2026-03-25 · 3 obs

○ 2019-12-24 01:38:08
● 2026-03-07 18:37:06
● 2026-03-25 09:29:32

○A69.16.232.472015-07-04 → 2016-02-05 · 4 obs

● 2015-07-04 01:23:30
● 2016-02-05 08:41:14
○ 2016-05-06 13:56:16
○ 2026-03-25 09:29:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net...	-
matthewkeff.com	clint.ns.cloudflare.com, zelda.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.242

NS records: clint.ns.cloudflare.com, zelda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for matthewkeff.com (unsigned zone)

⏱️ Timing

Total: 169ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.210.61, 104.21.75.21`
AAAA	2	`2606:4700:3030::6815:4b15, 2606:4700:3036::ac43:d23d`
NS	2	`clint.ns.cloudflare.com, zelda.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`clint.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by matthewkeff.com: 2606:4700:3030::6815:4b15, 2606:4700:3036::ac43:d23d, 104.21.75.21 and 172.67.210.61.

other host names including collegiateparent.com, lerneprogrammieren.com, raptv.com, megacoreventures.co.uk and 580137.com share IP numbers with matthewkeff.com.

Name Servers

matthewkeff.com is delegated to two name servers clint.ns.cloudflare.com and zelda.ns.cloudflare.com.

matthewkeff.com shares the same name server setup as other domains, for instance imagenzac.com.mx, teleradio.az, hemalmehta.com, autocadfiles.com and achona.com.

matthewkeff.com at least partially shares name servers with other domains, for instance cstc.com.np, 714c.com, 392626a.com, 97q3.com and whitecityberat.com.

these name servers are commonly used alongside wally.ns.cloudflare.com.

Host names with six IP numbers:

Host name clint.ns.cloudflare.com points to: 2606:4700:58::adf5:3b5a, 2803:f800:50::6ca2:c15a, 2a06:98c1:50::ac40:215a, 108.162.193.90, 172.64.33.90 and 173.245.59.90.

Host name zelda.ns.cloudflare.com points to: 2606:4700:50::adf5:3af2, 2803:f800:50::6ca2:c0f2, 2a06:98c1:50::ac40:20f2, 108.162.192.242, 172.64.32.242 and 173.245.58.242.

matthewkeff.com - robtex.com

matthewkeff.com

com

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`matthewkeff.com`

`com`