mark-christensen.com - robtex.com

mark-christensen.com

DNSSEC⚠️ Not signed
A178.63.3.138🇩🇪 Hetzner178.63.0.0/16 HETZNER-RZ-FKS-BLK2
PTRstatic.138.3.63.178.clients.your-server.de
NSaron.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a45🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaron.ns.cloudflare.com
A2803:f800:50::6ca2:c045🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRaron.ns.cloudflare.com
A2a06:98c1:50::ac40:2045🇺🇸 Cloudflare2a06:98c1:50::/45
PTRaron.ns.cloudflare.com
A108.162.192.69🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaron.ns.cloudflare.com
A172.64.32.69🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaron.ns.cloudflare.com
A173.245.58.69🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaron.ns.cloudflare.com
NSguss.ns.cloudflare.com
A2606:4700:58::adf5:3bac🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
A2803:f800:50::6ca2:c1ac🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRguss.ns.cloudflare.com
A2a06:98c1:50::ac40:21ac🇺🇸 Cloudflare2a06:98c1:50::/45
PTRguss.ns.cloudflare.com
A108.162.193.172🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
A172.64.33.172🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
A173.245.59.172🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
MXmail.humanamplifier.net ⭐
A2a01:4f8:202:63cc::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRmail.humanamplifier.net
A148.251.88.205🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2
PTRmail.humanamplifier.net
TXTv=spf1 mx a:mail.humanamplifier.net -all
SOAaron.ns.cloudflare.comdns@cloudflare.com serial=2406771630

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785414602

Subdomains

mail.mark-christensen.com

Same first word

mark-christensen.com

DNS History

10 records (4 active, 6 former)

20162017201820192020202120222023202420252026NSaron.ns.cloudflare.comguss.ns.cloudflare.comdns1.registrar-servers.comMXmail.humanamplifier.netmail.mark-christensen.comA178.63.3.138104.31.92.217104.31.93.217136.243.98.8250.56.110.126
●NSaron.ns.cloudflare.com2015-10-11 → 2026-07-30 · 3 obs
○ 2015-05-26 21:32:52
● 2015-10-11 09:28:58
● 2026-07-30 12:57:34
○NSdns1.registrar-servers.com2015-05-26 → 2015-05-26 · 3 obs
● 2015-05-26 21:32:52
○ 2015-10-11 09:28:58
○ 2026-07-30 12:57:34
●NSguss.ns.cloudflare.com2015-10-11 → 2026-07-30 · 3 obs
○ 2015-05-26 21:32:52
● 2015-10-11 09:28:58
● 2026-07-30 12:57:34
●MXmail.humanamplifier.net2026-05-01 → 2026-07-30 · 3 obs
○ 2017-05-15 20:01:34
● 2026-05-01 10:35:40
● 2026-07-30 12:57:34
○MXmail.mark-christensen.com2015-10-11 → 2017-05-15 · 4 obs
● 2015-10-11 09:28:58
● 2017-05-15 20:01:34
○ 2026-05-01 10:35:40
○ 2026-07-30 12:57:34
○A104.31.92.2172015-10-11 → 2016-04-01 · 5 obs
○ 2015-05-26 21:32:52
● 2015-10-11 09:28:58
● 2016-04-01 19:53:40
○ 2016-09-12 15:29:36
○ 2026-07-30 12:57:34
○A104.31.93.2172015-10-11 → 2016-04-01 · 5 obs
○ 2015-05-26 21:32:52
● 2015-10-11 09:28:58
● 2016-04-01 19:53:40
○ 2016-09-12 15:29:36
○ 2026-07-30 12:57:34
○A136.243.98.822016-09-12 → 2017-05-15 · 5 obs
○ 2016-04-01 19:53:40
● 2016-09-12 15:29:36
● 2017-05-15 20:01:34
○ 2026-05-01 10:35:40
○ 2026-07-30 12:57:34
●A178.63.3.1382026-05-01 → 2026-07-30 · 3 obs
○ 2017-05-15 20:01:34
● 2026-05-01 10:35:40
● 2026-07-30 12:57:34
○A50.56.110.1262015-05-26 → 2015-05-26 · 3 obs
● 2015-05-26 21:32:52
○ 2015-10-11 09:28:58
○ 2026-07-30 12:57:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net...-
mark-christensen.comaron.ns.cloudflare.com, guss.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.69

NS records: aron.ns.cloudflare.com, guss.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mark-christensen.com (unsigned zone)

⏱️ Timing

Total: 180ms | Queries: -

📄 Records

TypeCountSample Data
A1178.63.3.138
NS2aron.ns.cloudflare.com, guss.ns.cloudflare.com
MX1mail.humanamplifier.net (pri: 10)
TXT1v=spf1 mx a:mail.humanamplifier.net -all
SOA1aron.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

mark-christensen.com is the parent zone for mail.mark-christensen.com.

IP Addresses

mark-christensen.com directs to one IP number, which is 178.63.3.138.

Other host names share IP numbers with mark-christensen.com; static.138.3.63.178.clients.your-server.de is one such example.

Name Servers

mark-christensen.com is served by two delegated name servers, aron.ns.cloudflare.com and guss.ns.cloudflare.com.

mark-christensen.com has the same name server delegation as a number of other domains, such as luttringer.eu, smrtmnk2.com, daniel-badura.de and two more.

mark-christensen.com partially shares its NS delegation with several other domains, including dsf(0x787878).com, panolle.com, pafikabupatenmurungraya.org and two others.

These name servers are regularly seen alongside monroe.ns.cloudflare.com and jake.ns.cloudflare.com as name servers.

Host names resolving to 6 IP numbers:

aron.ns.cloudflare.com carries IP addresses 108.162.192.69, 172.64.32.69 and 173.245.58.69, with 3 other addresses beyond those.

guss.ns.cloudflare.com carries IP addresses 108.162.193.172, 172.64.33.172 and 173.245.59.172, with 3 other addresses beyond those.

Mail Servers

mark-christensen.com routes its mail through a single mail server, mail.humanamplifier.net.

The mail server configuration of mark-christensen.com is identical to that of other domains, for example mail.mark-christensen.com and humanamplifier.net.

The host mail.humanamplifier.net resolves to 148.251.88.205 and 2a01:4f8:202:63cc::2 — two IP addresses.