`rjkoehler.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:65c^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:75c^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.6.92^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.7.92^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`harlan.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cfa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`harlan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`harlan.ns.cloudflare.com`
		A	108.162.195.250^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
		A	162.159.44.250^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
		A	172.64.35.250^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
NS	`jocelyn.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aae^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jocelyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ae^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jocelyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ae^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jocelyn.ns.cloudflare.com`
		A	108.162.192.174^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jocelyn.ns.cloudflare.com`
		A	172.64.32.174^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jocelyn.ns.cloudflare.com`
		A	173.245.58.174^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jocelyn.ns.cloudflare.com`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.6.92, 104.18.7.92
		IPv6 hints	2606:4700::6812:65c, 2606:4700::6812:75c
SOA	`harlan.ns.cloudflare.com`dns@cloudflare.com serial=2403642790

`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=1778465366

rank #849023 globally
rank #374469 in the tld
WOT: UNKNOWN (87/100)

Same first word

rjkoehler.com

DNS History

16 records (6 active, 10 former)

○NSevangeline.ns.cloudflare.com2026-04-15 → 2026-04-15 · 4 obs

○ 2017-03-26 12:55:00
● 2026-04-15 12:09:34
○ 2026-05-04 11:57:32
○ 2026-05-11 02:33:18

●NSharlan.ns.cloudflare.com2026-05-04 → 2026-05-11 · 3 obs

○ 2026-04-15 12:09:34
● 2026-05-04 11:57:32
● 2026-05-11 02:33:18

●NSjocelyn.ns.cloudflare.com2026-05-04 → 2026-05-11 · 3 obs

○ 2026-04-15 12:09:34
● 2026-05-04 11:57:32
● 2026-05-11 02:33:18

○NSns1.mediatemple.net2015-08-06 → 2017-03-26 · 4 obs

● 2015-08-06 09:49:34
● 2017-03-26 12:55:00
○ 2026-04-15 12:09:34
○ 2026-05-11 02:33:18

○NSns2.mediatemple.net2015-08-06 → 2017-03-26 · 4 obs

● 2015-08-06 09:49:34
● 2017-03-26 12:55:00
○ 2026-04-15 12:09:34
○ 2026-05-11 02:33:18

○NStodd.ns.cloudflare.com2026-04-15 → 2026-04-15 · 4 obs

○ 2017-03-26 12:55:00
● 2026-04-15 12:09:34
○ 2026-05-04 11:57:32
○ 2026-05-11 02:33:18

○MXmail.rjkoehler.com2015-08-06 → 2017-03-26 · 4 obs

● 2015-08-06 09:49:34
● 2017-03-26 12:55:00
○ 2026-04-15 12:09:34
○ 2026-05-11 02:33:18

●A104.18.6.922026-05-04 → 2026-05-11 · 3 obs

○ 2026-04-15 12:09:34
● 2026-05-04 11:57:32
● 2026-05-11 02:33:18

●A104.18.7.922026-05-04 → 2026-05-11 · 3 obs

○ 2026-04-15 12:09:34
● 2026-05-04 11:57:32
● 2026-05-11 02:33:18

○A104.21.87.1812026-04-15 → 2026-04-15 · 4 obs

○ 2017-03-26 12:55:00
● 2026-04-15 12:09:34
○ 2026-05-04 11:57:32
○ 2026-05-11 02:33:18

○A172.67.170.1292026-04-15 → 2026-04-15 · 4 obs

○ 2017-03-26 12:55:00
● 2026-04-15 12:09:34
○ 2026-05-04 11:57:32
○ 2026-05-11 02:33:18

●A2606:4700::6812:65c2026-05-04 → 2026-05-11 · 3 obs

○ 2026-04-15 12:09:34
● 2026-05-04 11:57:32
● 2026-05-11 02:33:18

●A2606:4700::6812:75c2026-05-04 → 2026-05-11 · 3 obs

○ 2026-04-15 12:09:34
● 2026-05-04 11:57:32
● 2026-05-11 02:33:18

○A2606:4700:3037::6815:57b52026-04-15 → 2026-04-15 · 4 obs

○ 2017-03-26 12:55:00
● 2026-04-15 12:09:34
○ 2026-05-04 11:57:32
○ 2026-05-11 02:33:18

○A2606:4700:3037::ac43:aa812026-04-15 → 2026-04-15 · 4 obs

○ 2017-03-26 12:55:00
● 2026-04-15 12:09:34
○ 2026-05-04 11:57:32
○ 2026-05-11 02:33:18

○A70.32.87.462015-08-06 → 2017-03-26 · 4 obs

● 2015-08-06 09:49:34
● 2017-03-26 12:55:00
○ 2026-04-15 12:09:34
○ 2026-05-11 02:33:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rjkoehler.com	jocelyn.ns.cloudflare.com, harlan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.250

NS records: jocelyn.ns.cloudflare.com, harlan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rjkoehler.com (unsigned zone)

⏱️ Timing

Total: 116ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.7.92, 104.18.6.92`
AAAA	2	`2606:4700::6812:65c, 2606:4700::6812:75c`
NS	2	`harlan.ns.cloudflare.com, jocelyn.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`harlan.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rjkoehler.com points to four IP numbers: 2606:4700::6812:65c, 2606:4700::6812:75c, 104.18.6.92 and 104.18.7.92.

Other host names, for instance cf1labs.com, barnabashealthstops.com, foundationmedicine.com.br, www.barnabashealthstops.com and core-assets.crazyeggcdn.com share IP numbers with rjkoehler.com.

Name Servers

rjkoehler.com's delegation is to two name servers harlan.ns.cloudflare.com and jocelyn.ns.cloudflare.com.

rjkoehler.com shares the same name server configuration as other domains, such as harvardarabalumni.org, elefantasia.org, nieveella.com, future-store.org and startv.site.

rjkoehler.com at least partially shares its name servers with other domains, for instance zhizunguoji.cc, sweetlymadejustforyou.com, jjryp.com, webxfo.com and 32ru.com.

These name servers are commonly used alongside nena.ns.cloudflare.com and jule.ns.cloudflare.com.

Host names with six IP numbers:

harlan.ns.cloudflare.com points to: 2606:4700:58::a29f:2cfa, 2803:f800:50::6ca2:c3fa, 2a06:98c1:50::ac40:23fa, 108.162.195.250, 162.159.44.250 and 172.64.35.250.

jocelyn.ns.cloudflare.com points to: 2606:4700:50::adf5:3aae, 2803:f800:50::6ca2:c0ae, 2a06:98c1:50::ac40:20ae, 108.162.192.174, 172.64.32.174 and 173.245.58.174.

rjkoehler.com - robtex.com

rjkoehler.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`rjkoehler.com`

`com`