python-summit.de - dns.ninja

python-summit.de

DNSSEC⚠️ Not signed
A2606:4700:20::681a:65e🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:75e🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:4828🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.6.94Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.7.94Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.72.40🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScarlos.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c70🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarlos.ns.cloudflare.com
A2803:f800:50::6ca2:c370🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcarlos.ns.cloudflare.com
A2a06:98c1:50::ac40:2370🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcarlos.ns.cloudflare.com
A108.162.195.112🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.44.112Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.35.112🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSzainab.ns.cloudflare.com
A2606:4700:50::a29f:2695🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRzainab.ns.cloudflare.com
A2803:f800:50::6ca2:c295🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRzainab.ns.cloudflare.com
A2a06:98c1:50::ac40:2295🇺🇸 Cloudflare2a06:98c1:50::/45
PTRzainab.ns.cloudflare.com
A108.162.194.149🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRzainab.ns.cloudflare.com
A162.159.38.149Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRzainab.ns.cloudflare.com
A172.64.34.149🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRzainab.ns.cloudflare.com
TXTmijc4nfptnf6s5i5hq13tbmatn
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.26.6.94, 104.26.7.94, 172.67.72.40
IPv6 hints2606:4700:20::681a:65e, 2606:4700:20::681a:75e, 2606:4700:20::ac43:4828
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com
SOAcarlos.ns.cloudflare.comdns@cloudflare.com serial=2407529805

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=1782558388

Same first word

python-summit.ch
python-summit.de

DNS History

14 records (8 active, 6 former)

NScarlos.ns.cloudflare.comzainab.ns.cloudflare.comA104.26.6.94104.26.7.94172.67.72.402606:4700:20::681a:65e2606:4700:20::681a:75e2606:4700:20::ac43:4828188.114.96.0188.114.96.4188.114.97.0188.114.97.42a06:98c1:3120::2a06:98c1:3121::
●NScarlos.ns.cloudflare.com2026-03-07 → 2026-06-27 · 2 obs
● 2026-03-07 04:52:52
● 2026-06-27 11:27:24
●NSzainab.ns.cloudflare.com2026-03-07 → 2026-06-27 · 2 obs
● 2026-03-07 04:52:52
● 2026-06-27 11:27:24
●A104.26.6.942026-06-27 → 2026-06-27 · 3 obs
○ 2026-03-07 04:52:52
● 2026-06-27 11:27:22
● 2026-06-27 11:27:24
●A104.26.7.942026-06-27 → 2026-06-27 · 3 obs
○ 2026-03-07 04:52:52
● 2026-06-27 11:27:22
● 2026-06-27 11:27:24
●A172.67.72.402026-06-27 → 2026-06-27 · 3 obs
○ 2026-03-07 04:52:52
● 2026-06-27 11:27:22
● 2026-06-27 11:27:24
○A188.114.96.02026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 04:52:52
○ 2026-06-27 11:27:22
○ 2026-06-27 11:27:24
○A188.114.96.42026-03-07 → 2026-06-27 · 2 obs
○ 2026-03-07 04:52:52
○ 2026-06-27 11:27:24
○A188.114.97.02026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 04:52:52
○ 2026-06-27 11:27:22
○ 2026-06-27 11:27:24
○A188.114.97.42026-03-07 → 2026-06-27 · 2 obs
○ 2026-03-07 04:52:52
○ 2026-06-27 11:27:24
●A2606:4700:20::681a:65e2026-06-27 → 2026-06-27 · 3 obs
○ 2026-03-07 04:52:52
● 2026-06-27 11:27:22
● 2026-06-27 11:27:24
●A2606:4700:20::681a:75e2026-06-27 → 2026-06-27 · 3 obs
○ 2026-03-07 04:52:52
● 2026-06-27 11:27:22
● 2026-06-27 11:27:24
●A2606:4700:20::ac43:48282026-06-27 → 2026-06-27 · 3 obs
○ 2026-03-07 04:52:52
● 2026-06-27 11:27:22
● 2026-06-27 11:27:24
○A2a06:98c1:3120::2026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 04:52:52
○ 2026-06-27 11:27:22
○ 2026-06-27 11:27:24
○A2a06:98c1:3121::2026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 04:52:52
○ 2026-06-27 11:27:22
○ 2026-06-27 11:27:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, z.nic.de, f.nic.de-
python-summit.decarlos.ns.cloudflare.com, zainab.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.149

NS records: carlos.ns.cloudflare.com, zainab.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for python-summit.de (unsigned zone)

⏱️ Timing

Total: 991ms | Queries: -

📄 Records

TypeCountSample Data
A3104.26.7.94, 172.67.72.40...
AAAA32606:4700:20::681a:65e, 2606:4700:20::681a:75e...
NS2carlos.ns.cloudflare.com, zainab.ns.cloudflare.com
TXT1mijc4nfptnf6s5i5hq13tbmatn
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1carlos.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

python-summit.de points to 6 IP addresses, including 104.26.6.94, 104.26.7.94 and 172.67.72.40, plus 3 other.

hotpot.ai, connecttech.com, pizza192.com plus two other host names have IP numbers in common with python-summit.de.

Name Servers

DNS delegation for python-summit.de points to two name servers: carlos.ns.cloudflare.com and zainab.ns.cloudflare.com.

The name server configuration of python-summit.de is shared with other domains, for instance btrwrdacademy.com, devops-training.de, e-academy.net and two others.

python-summit.de has at least partial name server overlap with other domains, such as untrodlayer.digital, 987615b767.com, dcmmetalcabinets.com and two others.

It is common to see these name servers used together with name servers henry.ns.cloudflare.com and val.ns.cloudflare.com.

Hosts with 6 IP addresses each:

carlos.ns.cloudflare.com has IP addresses 108.162.195.112, 162.159.44.112 and 172.64.35.112, plus 3 other.

zainab.ns.cloudflare.com has IP addresses 108.162.194.149, 162.159.38.149 and 172.64.34.149, plus 3 other.