lean-stack.de - robtex.com

lean-stack.de

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:93f7🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:47b4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.71.180Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.147.247🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkeira.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26ce🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkeira.ns.cloudflare.com
A2803:f800:50::6ca2:c2ce🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkeira.ns.cloudflare.com
A2a06:98c1:50::ac40:22ce🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkeira.ns.cloudflare.com
A108.162.194.206🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkeira.ns.cloudflare.com
A162.159.38.206Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkeira.ns.cloudflare.com
A172.64.34.206🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkeira.ns.cloudflare.com
NSmike.ns.cloudflare.com
A2606:4700:58::a29f:2c3f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmike.ns.cloudflare.com
A2803:f800:50::6ca2:c33f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmike.ns.cloudflare.com
A2a06:98c1:50::ac40:233f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmike.ns.cloudflare.com
A108.162.195.63🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmike.ns.cloudflare.com
A162.159.44.63Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmike.ns.cloudflare.com
A172.64.35.63🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmike.ns.cloudflare.com
MXmail.lean-server.de ⭐
A2a01:4f9:4b:1607::2🇩🇪 Hetzner2a01:4f9::/32 HETZNER-IPv6-BLK
PTRmail.lean-server.de
A135.181.78.56🇫🇮 Hetzner135.181.0.0/16 HETZNER-DC
PTRmail.lean-server.de
TXTv=spf1 mx a -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.71.180, 172.67.147.247
IPv62606:4700:3031::ac43:93f7, 2606:4700:3037::6815:47b4
SOAkeira.ns.cloudflare.comdns@cloudflare.com serial=2399354233

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1774536087

Previously MX for

lean-stack.de

Same first word

lean-stack.de

DNS History

21 records (7 active, 14 former)

20162017201820192020202120222023202420252026NSkeira.ns.cloudflare.commike.ns.cloudflare.comhelium.ns.hetzner.dehydrogen.ns.hetzner.comns.namespace4you.dens2.namespace4you.deoxygen.ns.hetzner.comMXmail.lean-server.delean-stack.demail.cb-server.euA104.21.71.180172.67.147.2472606:4700:3031::ac43:93f72606:4700:3037::6815:47b4135.181.78.56188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::81.169.205.5781.169.250.88
○NShelium.ns.hetzner.de2026-02-25 → 2026-03-06 · 5 obs
○ 2016-09-23 03:36:30
● 2026-02-25 00:16:32
● 2026-03-06 20:20:52
○ 2026-03-19 04:05:50
○ 2026-03-26 15:06:10
○NShydrogen.ns.hetzner.com2026-02-25 → 2026-03-06 · 5 obs
○ 2016-09-23 03:36:30
● 2026-02-25 00:16:32
● 2026-03-06 20:20:52
○ 2026-03-19 04:05:50
○ 2026-03-26 15:06:10
●NSkeira.ns.cloudflare.com2026-03-19 → 2026-03-26 · 3 obs
○ 2026-03-06 20:20:52
● 2026-03-19 04:05:50
● 2026-03-26 15:06:10
●NSmike.ns.cloudflare.com2026-03-19 → 2026-03-26 · 3 obs
○ 2026-03-06 20:20:52
● 2026-03-19 04:05:50
● 2026-03-26 15:06:10
○NSns.namespace4you.de2015-08-22 → 2016-09-23 · 4 obs
● 2015-08-22 12:12:54
● 2016-09-23 03:36:30
○ 2026-02-25 00:16:32
○ 2026-03-26 15:06:10
○NSns2.namespace4you.de2015-08-22 → 2016-09-23 · 4 obs
● 2015-08-22 12:12:54
● 2016-09-23 03:36:30
○ 2026-02-25 00:16:32
○ 2026-03-26 15:06:10
○NSoxygen.ns.hetzner.com2026-02-25 → 2026-03-06 · 5 obs
○ 2016-09-23 03:36:30
● 2026-02-25 00:16:32
● 2026-03-06 20:20:52
○ 2026-03-19 04:05:50
○ 2026-03-26 15:06:10
○MXlean-stack.de2015-08-22 → 2016-01-01 · 4 obs
● 2015-08-22 12:12:54
● 2016-01-01 01:00:52
○ 2016-03-31 02:29:06
○ 2026-03-26 15:06:10
○MXmail.cb-server.eu2016-03-31 → 2016-09-23 · 5 obs
○ 2016-01-01 01:00:52
● 2016-03-31 02:29:06
● 2016-09-23 03:36:30
○ 2026-02-25 00:16:32
○ 2026-03-26 15:06:10
●MXmail.lean-server.de2026-02-25 → 2026-03-26 · 3 obs
○ 2016-09-23 03:36:30
● 2026-02-25 00:16:32
● 2026-03-26 15:06:10
●A104.21.71.1802026-03-23 → 2026-03-26 · 3 obs
○ 2026-03-19 04:05:50
● 2026-03-23 14:55:02
● 2026-03-26 15:06:10
○A135.181.78.562026-02-25 → 2026-03-06 · 5 obs
○ 2016-09-23 03:36:30
● 2026-02-25 00:16:32
● 2026-03-06 20:20:52
○ 2026-03-19 04:05:50
○ 2026-03-26 15:06:10
●A172.67.147.2472026-03-23 → 2026-03-26 · 3 obs
○ 2026-03-19 04:05:50
● 2026-03-23 14:55:02
● 2026-03-26 15:06:10
○A188.114.96.02026-03-19 → 2026-03-19 · 4 obs
○ 2026-03-06 20:20:52
● 2026-03-19 04:05:50
○ 2026-03-23 14:55:02
○ 2026-03-26 15:06:10
○A188.114.97.02026-03-19 → 2026-03-19 · 4 obs
○ 2026-03-06 20:20:52
● 2026-03-19 04:05:50
○ 2026-03-23 14:55:02
○ 2026-03-26 15:06:10
●A2606:4700:3031::ac43:93f72026-03-23 → 2026-03-26 · 3 obs
○ 2026-03-19 04:05:50
● 2026-03-23 14:55:02
● 2026-03-26 15:06:10
●A2606:4700:3037::6815:47b42026-03-23 → 2026-03-26 · 3 obs
○ 2026-03-19 04:05:50
● 2026-03-23 14:55:02
● 2026-03-26 15:06:10
○A2a06:98c1:3120::2026-03-19 → 2026-03-19 · 4 obs
○ 2026-03-06 20:20:52
● 2026-03-19 04:05:50
○ 2026-03-23 14:55:02
○ 2026-03-26 15:06:10
○A2a06:98c1:3121::2026-03-19 → 2026-03-19 · 4 obs
○ 2026-03-06 20:20:52
● 2026-03-19 04:05:50
○ 2026-03-23 14:55:02
○ 2026-03-26 15:06:10
○A81.169.205.572016-03-31 → 2016-09-23 · 5 obs
○ 2016-01-01 01:00:52
● 2016-03-31 02:29:06
● 2016-09-23 03:36:30
○ 2026-02-25 00:16:32
○ 2026-03-26 15:06:10
○A81.169.250.882015-08-22 → 2016-01-01 · 4 obs
● 2015-08-22 12:12:54
● 2016-01-01 01:00:52
○ 2016-03-31 02:29:06
○ 2026-03-26 15:06:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
lean-stack.dekeira.ns.cloudflare.com, mike.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.206

NS records: keira.ns.cloudflare.com, mike.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lean-stack.de (unsigned zone)

⏱️ Timing

Total: 1266ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.147.247, 104.21.71.180
AAAA22606:4700:3037::6815:47b4, 2606:4700:3031::ac43:93f7
NS2keira.ns.cloudflare.com, mike.ns.cloudflare.com
MX1mail.lean-server.de (pri: 10)
TXT1v=spf1 mx a -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1keira.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

lean-stack.de resolves to four IP numbers: 2606:4700:3031::ac43:93f7, 2606:4700:3037::6815:47b4, 104.21.71.180 and 172.67.147.247.

other host names for instance ilsitodipalermo.it, store.manxloaghtanproduce.com, f9nk.com.cdn.cloudflare.net, www.vegemarket.in and www.hkleader.com share IP numbers with lean-stack.de.

Name Servers

lean-stack.de is delegated to two name servers: keira.ns.cloudflare.com and mike.ns.cloudflare.com.

lean-stack.de shares the same name server setup as other domains, for example misspato.com, vypsu.xyz, learndz.com, missblythe.com and dollyadoption.com.

lean-stack.de at least partially shares name servers with other domains, for instance rno1office.com, staffbase.cloud, bonus888.life, turing(0x6269746368)ain.io and marketingfunnel.co.uk.

These name servers are commonly used with treasure.ns.cloudflare.com, david.ns.cloudflare.com, laura.ns.cloudflare.com and carmelo.ns.cloudflare.com.

Host names with six IP numbers:

keira.ns.cloudflare.com points to: 2606:4700:50::a29f:26ce, 2803:f800:50::6ca2:c2ce, 2a06:98c1:50::ac40:22ce, 108.162.194.206, 162.159.38.206 and 172.64.34.206; mike.ns.cloudflare.com points to: 2606:4700:58::a29f:2c3f, 2803:f800:50::6ca2:c33f, 2a06:98c1:50::ac40:233f, 108.162.195.63, 162.159.44.63 and 172.64.35.63.

Mail Servers

lean-stack.de is handled by a single mail server, mail.lean-server.de.

lean-stack.de uses the same mail server setup as other domains such as lean-server.de and cabun.de.

Host mail.lean-server.de resolves to two IPs: 2a01:4f9:4b:1607::2 and 135.181.78.56.