`dennisholmberg.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8045^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:cd^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.0.205^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.128.69^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eric.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b70^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c170^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eric.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2170^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eric.ns.cloudflare.com`
		A	108.162.193.112^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	172.64.33.112^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	173.245.59.112^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
NS	`sloan.ns.cloudflare.com`
		A	2606:4700:50::a29f:2634^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sloan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c234^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sloan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2234^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sloan.ns.cloudflare.com`
		A	108.162.194.52^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sloan.ns.cloudflare.com`
		A	162.159.38.52^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sloan.ns.cloudflare.com`
		A	172.64.34.52^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sloan.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁶²⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁶⁷⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.0.205, 172.67.128.69
		IPv6 hints	2606:4700:3031::ac43:8045, 2606:4700:3034::6815:cd
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=3, name=cloudflare-ech.com
SOA	`eric.ns.cloudflare.com`dns@cloudflare.com serial=2410272925

`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=1785121802

⚠️ On DNS blocklist: tif

Same first word

dennisholmberg.com

DNS History

28 records (9 active, 19 former)

○NSans1.active24.com2015-08-23 → 2015-12-13 · 5 obs

○ 2007-11-15 06:56:38
● 2015-08-23 14:39:28
● 2015-12-13 19:53:02
○ 2016-03-19 03:37:52
○ 2026-07-27 03:26:38

○NSans2.active24.com2015-08-23 → 2015-12-13 · 5 obs

○ 2007-11-15 06:56:38
● 2015-08-23 14:39:28
● 2015-12-13 19:53:02
○ 2016-03-19 03:37:52
○ 2026-07-27 03:26:38

○NSans3.active24.com2015-08-23 → 2015-12-13 · 5 obs

○ 2007-11-15 06:56:38
● 2015-08-23 14:39:28
● 2015-12-13 19:53:02
○ 2016-03-19 03:37:52
○ 2026-07-27 03:26:38

○NSdns10.activeisp.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 06:56:38
○ 2015-08-23 14:39:28
○ 2026-07-27 03:26:38

○NSdns11.activeisp.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 06:56:38
○ 2015-08-23 14:39:28
○ 2026-07-27 03:26:38

○NSdns12.activeisp.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 06:56:38
○ 2015-08-23 14:39:28
○ 2026-07-27 03:26:38

●NSeric.ns.cloudflare.com2026-05-28 → 2026-07-27 · 3 obs

○ 2017-03-24 12:04:08
● 2026-05-28 12:11:16
● 2026-07-27 03:26:38

○NSns1.loopia.se2016-03-19 → 2017-03-24 · 5 obs

○ 2015-12-13 19:53:02
● 2016-03-19 03:37:52
● 2017-03-24 12:04:08
○ 2026-05-28 12:11:16
○ 2026-07-27 03:26:38

○NSns2.loopia.se2016-03-19 → 2017-03-24 · 5 obs

○ 2015-12-13 19:53:02
● 2016-03-19 03:37:52
● 2017-03-24 12:04:08
○ 2026-05-28 12:11:16
○ 2026-07-27 03:26:38

●NSsloan.ns.cloudflare.com2026-05-28 → 2026-07-27 · 3 obs

○ 2017-03-24 12:04:08
● 2026-05-28 12:11:16
● 2026-07-27 03:26:38

○MXavs01.activeisp.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 06:56:38
○ 2015-08-23 14:39:28
○ 2026-07-27 03:26:38

○MXavs02.activeisp.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 06:56:38
○ 2015-08-23 14:39:28
○ 2026-07-27 03:26:38

○MXavsgw.activeisp.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 06:56:38
○ 2015-08-23 14:39:28
○ 2026-07-27 03:26:38

○MXmailcluster.loopia.se2016-03-19 → 2017-03-24 · 5 obs

○ 2015-12-13 19:53:02
● 2016-03-19 03:37:52
● 2017-03-24 12:04:08
○ 2026-05-28 12:11:16
○ 2026-07-27 03:26:38

○MXmta1.active24.com2015-08-23 → 2015-12-13 · 5 obs

○ 2007-11-15 06:56:38
● 2015-08-23 14:39:28
● 2015-12-13 19:53:02
○ 2016-03-19 03:37:52
○ 2026-07-27 03:26:38

○MXmta2.active24.com2015-08-23 → 2015-12-13 · 5 obs

○ 2007-11-15 06:56:38
● 2015-08-23 14:39:28
● 2015-12-13 19:53:02
○ 2016-03-19 03:37:52
○ 2026-07-27 03:26:38

○MXmta3.active24.com2015-08-23 → 2015-12-13 · 5 obs

○ 2007-11-15 06:56:38
● 2015-08-23 14:39:28
● 2015-12-13 19:53:02
○ 2016-03-19 03:37:52
○ 2026-07-27 03:26:38

○MXmta4.active24.com2015-08-23 → 2015-12-13 · 5 obs

○ 2007-11-15 06:56:38
● 2015-08-23 14:39:28
● 2015-12-13 19:53:02
○ 2016-03-19 03:37:52
○ 2026-07-27 03:26:38

●MXroute1.mx.cloudflare.net2026-05-28 → 2026-07-27 · 3 obs

○ 2017-03-24 12:04:08
● 2026-05-28 12:11:16
● 2026-07-27 03:26:38

●MXroute2.mx.cloudflare.net2026-05-28 → 2026-07-27 · 3 obs

○ 2017-03-24 12:04:08
● 2026-05-28 12:11:16
● 2026-07-27 03:26:38

●MXroute3.mx.cloudflare.net2026-05-28 → 2026-07-27 · 3 obs

○ 2017-03-24 12:04:08
● 2026-05-28 12:11:16
● 2026-07-27 03:26:38

●A104.21.0.2052026-05-28 → 2026-07-27 · 3 obs

○ 2017-03-24 12:04:08
● 2026-05-28 12:11:16
● 2026-07-27 03:26:38

●A172.67.128.692026-05-28 → 2026-07-27 · 3 obs

○ 2017-03-24 12:04:08
● 2026-05-28 12:11:16
● 2026-07-27 03:26:38

○A194.9.95.32016-03-19 → 2017-03-24 · 5 obs

○ 2015-12-13 19:53:02
● 2016-03-19 03:37:52
● 2017-03-24 12:04:08
○ 2026-05-28 12:11:16
○ 2026-07-27 03:26:38

○A213.188.129.762007-11-15 → 2015-12-13 · 4 obs

● 2007-11-15 06:56:38
● 2015-12-13 19:53:02
○ 2016-03-19 03:37:52
○ 2026-07-27 03:26:38

●A2606:4700:3031::ac43:80452026-05-28 → 2026-07-27 · 3 obs

○ 2017-03-24 12:04:08
● 2026-05-28 12:11:16
● 2026-07-27 03:26:38

●A2606:4700:3034::6815:cd2026-06-20 → 2026-07-27 · 3 obs

○ 2026-05-29 07:01:32
● 2026-06-20 01:35:46
● 2026-07-27 03:26:38

○A2606:4700:3036::6815:cd2026-05-28 → 2026-05-29 · 5 obs

○ 2017-03-24 12:04:08
● 2026-05-28 12:11:16
● 2026-05-29 07:01:32
○ 2026-06-20 01:35:46
○ 2026-07-27 03:26:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dennisholmberg.com	eric.ns.cloudflare.com, sloan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.52

NS records: eric.ns.cloudflare.com, sloan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dennisholmberg.com (unsigned zone)

⏱️ Timing

Total: 302ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.128.69, 104.21.0.205`
AAAA	2	`2606:4700:3034::6815:cd, 2606:4700:3031::ac43:8045`
NS	2	`eric.ns.cloudflare.com, sloan.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 16), route1.mx.cloudflare.net (pri: 62)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`eric.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

dennisholmberg.com has four IP addresses: 104.21.0.205, 172.67.128.69, 2606:4700:3031::ac43:8045 and 2606:4700:3034::6815:cd.

Additional host names — extreme-casino.net, umukb.net, zhenkongfuyazhan.com and two others — share IP numbers with dennisholmberg.com.

Name Servers

dennisholmberg.com is served by two delegated name servers, eric.ns.cloudflare.com and sloan.ns.cloudflare.com.

dennisholmberg.com shares its name server setup with other domains, including pixeltag.net, opusone1.com, laceyvonerich.com and two others.

dennisholmberg.com partially shares its NS delegation with several other domains, including fuhui-chinese.com, humio.is, jili18link.com and two others.

These name servers are frequently paired with the name servers trey.ns.cloudflare.com, anna.ns.cloudflare.com, cris.ns.cloudflare.com and two others.

Host names with 6 IP numbers:

eric.ns.cloudflare.com carries IP addresses 108.162.193.112, 172.64.33.112 and 173.245.59.112, with 3 other addresses beyond those.

sloan.ns.cloudflare.com carries IP addresses 108.162.194.52, 162.159.38.52 and 172.64.34.52, with 3 other addresses beyond those.

Mail Servers

dennisholmberg.com uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

dennisholmberg.com shares mail servers — at least in part — with other domains, including streetandtrackparts.com, vexl.it, biosonicencoder.com and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.

dennisholmberg.com - robtex.com