`glkessler.com`

DNSSEC	⚠️ Not signed
NS	`ada.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c036^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ada.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2036^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ada.ns.cloudflare.com`
		A	108.162.192.54^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	172.64.32.54^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	173.245.58.54^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
NS	`tom.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b93^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c193^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tom.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2193^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tom.ns.cloudflare.com`
		A	108.162.193.147^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	172.64.33.147^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	173.245.59.147^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2801::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f26.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.26^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:4013:c1e::1a^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqzs-in-f26.1e100.net`
		A	192.178.213.27^{🇺🇸 Google192.178.213.0/24}
			PTR	`yugrqzs-in-f27.1e100.net`
TXT	`v=spf include:_spf.google.com ~all`
SOA	`ada.ns.cloudflare.com`dns@cloudflare.com serial=2403794878

`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=1778692166

Same first word

glkessler.com

DNS History

10 records (7 active, 3 former)

●NSada.ns.cloudflare.com2026-04-09 → 2026-05-13 · 3 obs

○ 2017-04-09 21:38:24
● 2026-04-09 12:02:14
● 2026-05-13 17:26:20

○NSns1.intosh.net2015-05-09 → 2017-04-09 · 4 obs

● 2015-05-09 05:13:12
● 2017-04-09 21:38:24
○ 2026-04-09 12:02:14
○ 2026-05-13 17:26:20

○NSns2.intosh.net2015-05-09 → 2017-04-09 · 4 obs

● 2015-05-09 05:13:12
● 2017-04-09 21:38:24
○ 2026-04-09 12:02:14
○ 2026-05-13 17:26:20

●NStom.ns.cloudflare.com2026-04-09 → 2026-05-13 · 3 obs

○ 2017-04-09 21:38:24
● 2026-04-09 12:02:14
● 2026-05-13 17:26:20

●MXalt1.aspmx.l.google.com2015-05-09 → 2026-05-13 · 2 obs

● 2015-05-09 05:13:12
● 2026-05-13 17:26:20

●MXalt2.aspmx.l.google.com2015-05-09 → 2026-05-13 · 2 obs

● 2015-05-09 05:13:12
● 2026-05-13 17:26:20

●MXaspmx.l.google.com2015-05-09 → 2026-05-13 · 2 obs

● 2015-05-09 05:13:12
● 2026-05-13 17:26:20

●MXaspmx2.googlemail.com2015-05-09 → 2026-05-13 · 2 obs

● 2015-05-09 05:13:12
● 2026-05-13 17:26:20

●MXaspmx3.googlemail.com2015-05-09 → 2026-05-13 · 2 obs

● 2015-05-09 05:13:12
● 2026-05-13 17:26:20

○A192.185.100.2082015-05-09 → 2017-04-09 · 4 obs

● 2015-05-09 05:13:12
● 2017-04-09 21:38:24
○ 2026-04-09 12:02:14
○ 2026-05-13 17:26:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net...	-
glkessler.com	tom.ns.cloudflare.com, ada.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.54

NS records: tom.ns.cloudflare.com, ada.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for glkessler.com (unsigned zone)

⏱️ Timing

Total: 342ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ada.ns.cloudflare.com, tom.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	1	`v=spf include:_spf.google.com ~all`
SOA	1	`ada.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

Name Servers

glkessler.com's delegation is to two name servers ada.ns.cloudflare.com and tom.ns.cloudflare.com.

glkessler.com shares the same name server configuration as other domains, such as broadbandconsumerlabels.com, venturaheart.com, tobar.fr, meocap.com and humana-romania.ro.

glkessler.com at least partially shares its name servers with other domains, for instance 138787.com, ee365a.vip, vaserepiainvestments.digital, isrotel-b2b-services-test.com and smswiz.net.

These name servers are commonly used alongside kia.ns.cloudflare.com and syeef.ns.cloudflare.com.

Host names with six IP numbers:

ada.ns.cloudflare.com points to: 2606:4700:50::adf5:3a36, 2803:f800:50::6ca2:c036, 2a06:98c1:50::ac40:2036, 108.162.192.54, 172.64.32.54 and 173.245.58.54.

tom.ns.cloudflare.com points to: 2606:4700:58::adf5:3b93, 2803:f800:50::6ca2:c193, 2a06:98c1:50::ac40:2193, 108.162.193.147, 172.64.33.147 and 173.245.59.147.

Mail Servers

Five mail servers handle glkessler.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

glkessler.com shares some mail servers with other domains, including thequirkynaari.com, frumosity.com, brownleeandassociates.com, climatemasterschico.com and grt.co.il.

these mail servers are often used alongside the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IPs:

aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26.

aspmx3.googlemail.com points to 2a00:1450:4013:c1e::1a and 192.178.213.27.

aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.26.

alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.26.

alt2.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.26.

Host names that point to 192.178.128.26: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

glkessler.com - robtex.com

glkessler.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Servers

Mail Servers

`glkessler.com`

`com`