pythonforbiologists.com - dns.ninja

pythonforbiologists.com

DNSSEC⚠️ Not signed
A2001:4b98:dc6:253::8🇫🇷 AS2034762001:4b98:dc6::/48
PTRwebacc6.sd6.ghst.net
A155.133.142.8🇫🇷 AS203476155.133.128.0/20
NSns1.messagingengine.com ⭐
A162.159.24.178Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.messagingengine.com
A162.159.25.191Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXus1-smtp.messagingengine.com ⭐
A103.168.172.216🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A103.168.172.217🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A103.168.172.218🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A103.168.172.219🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A103.168.172.220🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A103.168.172.221🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A103.168.172.222🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A103.168.172.223🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
MXus2-smtp.messagingengine.com(20)
A202.12.124.216FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A202.12.124.217FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A202.12.124.218FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A202.12.124.219FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
TXT@=e190c3adca950672b583da9cd2b77a1a
TXTv=spf1 include:spf.messagingengine.com ?all
SOAns1.messagingengine.compostmaster@messagingengine.com 2026-07-05 #0

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=1784197302

Subdomains

www.pythonforbiologists.com

Same first word

pythonforbiologists.org
pythonforbiologists.com

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSns1.messagingengine.comns2.messagingengine.coma.dns.gandi.netb.dns.gandi.netc.dns.gandi.netMXus1-smtp.messagingengine.comus2-smtp.messagingengine.comfb.mail.gandi.netin1-smtp.messagingengine.comin2-smtp.messagingengine.comspool.mail.gandi.netA155.133.142.82001:4b98:dc6:253::8173.230.145.133
○NSa.dns.gandi.net2015-08-13 → 2016-09-13 · 4 obs
● 2015-08-13 02:53:14
● 2016-09-13 23:35:56
○ 2026-03-06 12:43:00
○ 2026-07-16 10:24:20
○NSb.dns.gandi.net2015-08-13 → 2016-09-13 · 4 obs
● 2015-08-13 02:53:14
● 2016-09-13 23:35:56
○ 2026-03-06 12:43:00
○ 2026-07-16 10:24:20
○NSc.dns.gandi.net2015-08-13 → 2016-09-13 · 4 obs
● 2015-08-13 02:53:14
● 2016-09-13 23:35:56
○ 2026-03-06 12:43:00
○ 2026-07-16 10:24:20
●NSns1.messagingengine.com2026-03-06 → 2026-07-16 · 3 obs
○ 2016-09-13 23:35:56
● 2026-03-06 12:43:00
● 2026-07-16 10:24:20
●NSns2.messagingengine.com2026-03-06 → 2026-07-16 · 3 obs
○ 2016-09-13 23:35:56
● 2026-03-06 12:43:00
● 2026-07-16 10:24:20
○MXfb.mail.gandi.net2015-08-13 → 2016-09-13 · 4 obs
● 2015-08-13 02:53:14
● 2016-09-13 23:35:56
○ 2026-03-06 12:43:00
○ 2026-07-16 10:24:20
○MXin1-smtp.messagingengine.com2026-03-06 → 2026-03-06 · 4 obs
○ 2016-09-13 23:35:56
● 2026-03-06 12:43:00
○ 2026-07-11 02:29:30
○ 2026-07-16 10:24:20
○MXin2-smtp.messagingengine.com2026-03-06 → 2026-03-06 · 4 obs
○ 2016-09-13 23:35:56
● 2026-03-06 12:43:00
○ 2026-07-11 02:29:30
○ 2026-07-16 10:24:20
○MXspool.mail.gandi.net2015-08-13 → 2016-09-13 · 4 obs
● 2015-08-13 02:53:14
● 2016-09-13 23:35:56
○ 2026-03-06 12:43:00
○ 2026-07-16 10:24:20
●MXus1-smtp.messagingengine.com2026-07-11 → 2026-07-16 · 3 obs
○ 2026-03-06 12:43:00
● 2026-07-11 02:29:30
● 2026-07-16 10:24:20
●MXus2-smtp.messagingengine.com2026-07-11 → 2026-07-16 · 3 obs
○ 2026-03-06 12:43:00
● 2026-07-11 02:29:30
● 2026-07-16 10:24:20
●A155.133.142.82026-03-06 → 2026-07-16 · 3 obs
○ 2016-09-13 23:35:56
● 2026-03-06 12:43:00
● 2026-07-16 10:24:20
○A173.230.145.1332015-08-13 → 2016-09-13 · 4 obs
● 2015-08-13 02:53:14
● 2016-09-13 23:35:56
○ 2026-03-06 12:43:00
○ 2026-07-16 10:24:20
●A2001:4b98:dc6:253::82026-03-06 → 2026-07-16 · 3 obs
○ 2016-09-13 23:35:56
● 2026-03-06 12:43:00
● 2026-07-16 10:24:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
pythonforbiologists.comns1.messagingengine.com, ns2.messagingengine.com2 records

✅ Authoritative Response

Server:162.159.24.178

NS records: ns1.messagingengine.com, ns2.messagingengine.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pythonforbiologists.com (unsigned zone)

⏱️ Timing

Total: 1236ms | Queries: -

📄 Records

TypeCountSample Data
A1155.133.142.8
AAAA12001:4b98:dc6:253::8
NS2ns1.messagingengine.com, ns2.messagingengine.com
MX2us1-smtp.messagingengine.com (pri: 10), us2-smtp.messagingengine.com (pri: 20)
TXT2@=e190c3adca950672b583da9cd2b77a1a, v=spf1 include:spf.messagingengine.com ?
SOA1ns1.messagingengine.com postmaster.messa

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.messagingengine.com, ns2.messagingengine.com)

Analysis

Hierarchy

The domain www.pythonforbiologists.com falls under the parent pythonforbiologists.com.

IP Addresses

pythonforbiologists.com has two IP addresses: 155.133.142.8 and 2001:4b98:dc6:253::8

Among the host names that share IP numbers with pythonforbiologists.com are molusk.com, secretsdevoyages.com, damasio.com and two others.

Name Servers

pythonforbiologists.com is delegated to two name servers: ns1.messagingengine.com and ns2.messagingengine.com.

Each of ns1.messagingengine.com and ns2.messagingengine.com has one IP address: ns1.messagingengine.com uses 162.159.24.178 and ns2.messagingengine.com uses 162.159.25.191.

Mail Servers

The MX records for pythonforbiologists.com point to two mail servers: us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.

Host names resolving to 8 IP numbers:

us1-smtp.messagingengine.com resolves to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Hosts pointing to four IP addresses:

us2-smtp.messagingengine.com directs to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.