`jeffcase.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:dc40^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:3b56^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.59.86^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.220.64^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cris.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cris.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cris.ns.cloudflare.com`
		A	108.162.195.202^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
		A	162.159.44.202^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
		A	172.64.35.202^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
NS	`jamie.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jamie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jamie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jamie.ns.cloudflare.com`
		A	108.162.192.168^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jamie.ns.cloudflare.com`
		A	172.64.32.168^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jamie.ns.cloudflare.com`
		A	173.245.58.168^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jamie.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.59.86, 172.67.220.64
		IPv6 hints	2606:4700:3033::ac43:dc40, 2606:4700:3036::6815:3b56
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=9, name=cloudflare-ech.com
SOA	`cris.ns.cloudflare.com`dns@cloudflare.com serial=2397917757

`net`

	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=1776020312

Same first word

jeffcase.net

DNS History

23 records (6 active, 17 former)

●NScris.ns.cloudflare.com2026-03-27 → 2026-04-12 · 3 obs

○ 2017-08-22 05:46:14
● 2026-03-27 11:49:02
● 2026-04-12 19:00:36

○NSdns044.b.register.com2016-04-09 → 2017-08-22 · 5 obs

○ 2015-12-20 01:23:10
● 2016-04-09 18:13:08
● 2017-08-22 05:46:14
○ 2026-03-27 11:49:02
○ 2026-04-12 19:00:36

○NSdns063.c.register.com2015-06-05 → 2015-12-20 · 4 obs

● 2015-06-05 23:57:28
● 2015-12-20 01:23:10
○ 2016-04-09 18:13:08
○ 2026-04-12 19:00:36

○NSdns082.d.register.com2016-04-09 → 2017-08-22 · 5 obs

○ 2015-12-20 01:23:10
● 2016-04-09 18:13:08
● 2017-08-22 05:46:14
○ 2026-03-27 11:49:02
○ 2026-04-12 19:00:36

○NSdns087.b.register.com2015-06-05 → 2015-12-20 · 4 obs

● 2015-06-05 23:57:28
● 2015-12-20 01:23:10
○ 2016-04-09 18:13:08
○ 2026-04-12 19:00:36

○NSdns177.d.register.com2015-06-05 → 2015-12-20 · 4 obs

● 2015-06-05 23:57:28
● 2015-12-20 01:23:10
○ 2016-04-09 18:13:08
○ 2026-04-12 19:00:36

○NSdns183.a.register.com2016-04-09 → 2017-08-22 · 5 obs

○ 2015-12-20 01:23:10
● 2016-04-09 18:13:08
● 2017-08-22 05:46:14
○ 2026-03-27 11:49:02
○ 2026-04-12 19:00:36

○NSdns243.c.register.com2016-04-09 → 2017-08-22 · 5 obs

○ 2015-12-20 01:23:10
● 2016-04-09 18:13:08
● 2017-08-22 05:46:14
○ 2026-03-27 11:49:02
○ 2026-04-12 19:00:36

○NSdns248.a.register.com2015-06-05 → 2015-12-20 · 4 obs

● 2015-06-05 23:57:28
● 2015-12-20 01:23:10
○ 2016-04-09 18:13:08
○ 2026-04-12 19:00:36

●NSjamie.ns.cloudflare.com2026-03-27 → 2026-04-12 · 3 obs

○ 2017-08-22 05:46:14
● 2026-03-27 11:49:02
● 2026-04-12 19:00:36

○MXmta-dallas.mirusresearch.com2015-06-05 → 2015-12-20 · 4 obs

● 2015-06-05 23:57:28
● 2015-12-20 01:23:10
○ 2016-04-09 18:13:08
○ 2026-04-12 19:00:36

○MXmta-newark.mirusresearch.com2015-06-05 → 2015-12-20 · 4 obs

● 2015-06-05 23:57:28
● 2015-12-20 01:23:10
○ 2016-04-09 18:13:08
○ 2026-04-12 19:00:36

○MXnewman-dfw-lin.mirus.io2017-08-22 → 2017-08-22 · 4 obs

○ 2016-04-09 18:13:08
● 2017-08-22 05:46:14
○ 2026-03-27 11:49:02
○ 2026-04-12 19:00:36

○MXnewman-dfw.mirus.io2016-04-09 → 2016-04-09 · 4 obs

○ 2015-12-20 01:23:10
● 2016-04-09 18:13:08
○ 2017-08-22 05:46:14
○ 2026-04-12 19:00:36

○MXnewman-nwk.mirus.io2016-04-09 → 2016-04-09 · 4 obs

○ 2015-12-20 01:23:10
● 2016-04-09 18:13:08
○ 2017-08-22 05:46:14
○ 2026-04-12 19:00:36

○MXnewman-nyc-do.mirus.io2017-08-22 → 2017-08-22 · 4 obs

○ 2016-04-09 18:13:08
● 2017-08-22 05:46:14
○ 2026-03-27 11:49:02
○ 2026-04-12 19:00:36

●A104.21.59.862026-03-27 → 2026-04-12 · 3 obs

○ 2017-08-22 05:46:14
● 2026-03-27 11:49:02
● 2026-04-12 19:00:36

○A159.203.100.192016-04-09 → 2017-08-22 · 5 obs

○ 2015-12-20 01:23:10
● 2016-04-09 18:13:08
● 2017-08-22 05:46:14
○ 2026-03-27 11:49:02
○ 2026-04-12 19:00:36

●A172.67.220.642026-03-27 → 2026-04-12 · 3 obs

○ 2017-08-22 05:46:14
● 2026-03-27 11:49:02
● 2026-04-12 19:00:36

●A2606:4700:3033::ac43:dc402026-03-27 → 2026-04-12 · 3 obs

○ 2017-08-22 05:46:14
● 2026-03-27 11:49:02
● 2026-04-12 19:00:36

●A2606:4700:3036::6815:3b562026-03-27 → 2026-04-12 · 3 obs

○ 2017-08-22 05:46:14
● 2026-03-27 11:49:02
● 2026-04-12 19:00:36

○A45.33.12.502016-04-09 → 2017-08-22 · 5 obs

○ 2015-12-20 01:23:10
● 2016-04-09 18:13:08
● 2017-08-22 05:46:14
○ 2026-03-27 11:49:02
○ 2026-04-12 19:00:36

○A96.126.119.202015-06-05 → 2015-12-20 · 4 obs

● 2015-06-05 23:57:28
● 2015-12-20 01:23:10
○ 2016-04-09 18:13:08
○ 2026-04-12 19:00:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jeffcase.net	jamie.ns.cloudflare.com, cris.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.202

NS records: jamie.ns.cloudflare.com, cris.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jeffcase.net (unsigned zone)

⏱️ Timing

Total: 255ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.59.86, 172.67.220.64`
AAAA	2	`2606:4700:3033::ac43:dc40, 2606:4700:3036::6815:3b56`
NS	2	`cris.ns.cloudflare.com, jamie.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cris.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

jeffcase.net resolves to four IPs: 2606:4700:3033::ac43:dc40, 2606:4700:3036::6815:3b56, 104.21.59.86 and 172.67.220.64.

Other host names, for instance www.ohara-naika.jp, 1winnerapk-ci.com, oldbel.ru, mail.mijnpuber.nl and ihkgold.com share IP numbers with jeffcase.net.

Name Servers

jeffcase.net has two name servers: cris.ns.cloudflare.com and jamie.ns.cloudflare.com.

jeffcase.net shares the same name server setup as other domains, for example finka.top, augustaabstract.com, b-and-b-france.com, ybhicar.com and (0x616e616c)tube.net.

jeffcase.net shares some name servers with other domains, for example residentplanet.com, rgbrinkmann.com, joshandkirsty.com, smartplaylists.com and prodtest07.com.

These name servers are often used together with kanye.ns.cloudflare.com, sloan.ns.cloudflare.com and sri.ns.cloudflare.com.

Host names with six IP numbers: cris.ns.cloudflare.com points to: 2606:4700:58::a29f:2cca, 2803:f800:50::6ca2:c3ca, 2a06:98c1:50::ac40:23ca, 108.162.195.202, 162.159.44.202 and 172.64.35.202; jamie.ns.cloudflare.com points to: 2606:4700:50::adf5:3aa8, 2803:f800:50::6ca2:c0a8, 2a06:98c1:50::ac40:20a8, 108.162.192.168, 172.64.32.168 and 173.245.58.168.

jeffcase.net - robtex.com

jeffcase.net

net

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`jeffcase.net`

`net`