codesensei.nl - dns.ninja

codesensei.nl

DNSSEC๐Ÿ”’ Signed (DS record present)
A2a01:7c8:bb02:73:5054:ff:fe0b:4b1๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
A84.247.13.201๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS84.247.8.0/21 TransIP BV Amsterdam, The Netherlands
NSns0.transip.net โญ
A2a01:7c8:dddd:195::195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns0.transip.net
A195.135.195.195๐Ÿ‡ฎ๐Ÿ‡น TRANSIP-AS195.135.195.0/24 TransIP B.V.
PTRns0.transip.net
NSns1.transip.nl
A2a01:7c8:7000:195::195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns1.transip.nl
A195.8.195.195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS195.8.195.0/24 TransIP B.V.
PTRns1.transip.nl
NSns2.transip.eu
A2a01:7c8:f:c1f::195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns2.transip.eu
A37.97.199.195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands
PTRns2.transip.eu
MXmail.protonmail.ch โญ
A176.119.200.128๐Ÿ‡จ๐Ÿ‡ญ Proton176.119.200.0/24
PTRmail.protonmail.ch
A185.70.42.128๐Ÿ‡จ๐Ÿ‡ญ Proton185.70.42.0/24
PTRmail.protonmail.ch
A185.205.70.128๐Ÿ‡ซ๐Ÿ‡ท Proton185.205.70.0/24
PTRmail.protonmail.ch
MXmailsec.protonmail.ch(20)
A176.119.200.129๐Ÿ‡จ๐Ÿ‡ญ Proton176.119.200.0/24
PTRmailsec.protonmail.ch
A185.70.42.129๐Ÿ‡จ๐Ÿ‡ญ Proton185.70.42.0/24
PTRmailsec.protonmail.ch
A185.205.70.129๐Ÿ‡ซ๐Ÿ‡ท Proton185.205.70.0/24
PTRmailsec.protonmail.ch
TXTprotonmail-verification=92d516c130dc0ddaaabc9a172381e1a334f788f5
TXTgoogle-site-verification=_QC2wba_tNK68de1W3oMArzbzljhEz1PKaW_-pQRfbE
TXTv=spf1 include:_spf.protonmail.ch ~all
SOAns0.transip.nethostmaster@transip.nl 2026-05-21 #0

nl

DNSSEC๐Ÿ”’ Signed (DS record present)
NSns1.dns.nl โญ
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-08-11 11:30:01 +0000 (EPOCH 1786447801)
SOAns1.dns.nldns@sidn.nl 2026-08-11 #23

PTR for

Same first word

Similar names

DNS History

7 records (7 active, 0 former)

NSns0.transip.netns1.transip.nlns2.transip.euMXmail.protonmail.chmailsec.protonmail.chA2a01:7c8:bb02:73:5054:ff:fe0b:4b184.247.13.201
โ—NSns0.transip.net2026-07-15 โ†’ 2026-08-11 ยท 2 obs
โ— 2026-07-15 00:49:50
โ— 2026-08-11 12:31:58
โ—NSns1.transip.nl2026-07-15 โ†’ 2026-08-11 ยท 2 obs
โ— 2026-07-15 00:49:50
โ— 2026-08-11 12:31:58
โ—NSns2.transip.eu2026-07-15 โ†’ 2026-08-11 ยท 2 obs
โ— 2026-07-15 00:49:50
โ— 2026-08-11 12:31:58
โ—MXmail.protonmail.ch2026-07-15 โ†’ 2026-08-11 ยท 2 obs
โ— 2026-07-15 00:49:50
โ— 2026-08-11 12:31:58
โ—MXmailsec.protonmail.ch2026-07-15 โ†’ 2026-08-11 ยท 2 obs
โ— 2026-07-15 00:49:50
โ— 2026-08-11 12:31:58
โ—A2a01:7c8:bb02:73:5054:ff:fe0b:4b12026-07-15 โ†’ 2026-08-11 ยท 2 obs
โ— 2026-07-15 00:49:50
โ— 2026-08-11 12:31:58
โ—A84.247.13.2012026-07-15 โ†’ 2026-08-11 ยท 2 obs
โ— 2026-07-15 00:49:50
โ— 2026-08-11 12:31:58

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
codesensei.nlns2.transip.eu, ns1.transip.nl, ns0.transip.net2 records

โœ… Authoritative Response

Server:195.135.195.195

NS records: ns2.transip.eu, ns1.transip.nl, ns0.transip.net

๐Ÿ”’ DNSSEC Status

๐Ÿ” Secure (DNSSEC validated)

Chain of trust verified from root to domain

โฑ๏ธ Timing

Total: 681ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A184.247.13.201
AAAA12a01:7c8:bb02:73:5054:ff:fe0b:4b1
NS3ns2.transip.eu, ns0.transip.net...
MX2mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)
TXT3google-site-verification=_QC2wba_tNK68de, v=spf1 include:_spf.protonmail.ch ~all...
SOA1ns0.transip.net hostmaster.transip.nl

๐Ÿ“Œ Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.transip.nl, ns1.transip.nl)

Analysis

IP Addresses

codesensei.nl resolves to the IP addresses 84.247.13.201 and 2a01:7c8:bb02:73:5054:ff:fe0b:4b1

Two other host names, along with reindert.org, reindert.net and reindertjan.com, also share IP numbers with codesensei.nl.

Name Servers

The authoritative name servers for codesensei.nl are ns2.transip.eu, ns0.transip.net and ns1.transip.nl โ€” three in total.

codesensei.nl partially shares its NS delegation with several other domains, including umbraco.eu, chicjewels.nl, rubenvanboxtel.nl and two others.

ns2.transip.eu, ns0.transip.net and ns1.transip.nl all resolve to exactly two IP numbers apiece: ns2.transip.eu โ†’ 37.97.199.195 and 2a01:7c8:f:c1f::195; ns0.transip.net โ†’ 195.135.195.195 and 2a01:7c8:dddd:195::195; ns1.transip.nl โ†’ 195.8.195.195 and 2a01:7c8:7000:195::195.

Mail Servers

codesensei.nl is served by two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.

Among the domains sharing a mail server setup with codesensei.nl are hearot.it, csi.hu, isrv.pw and two others.

There is at least a partial MX overlap between codesensei.nl and other domains, including tellander.net, ventanasi.com, dwagner.de and two others.

mail.protonmail.ch has three IP addresses (176.119.200.128, 185.70.42.128 and 185.205.70.128) and mailsec.protonmail.ch has three IP addresses (176.119.200.129, 185.70.42.129 and 185.205.70.129).