neo-study.org - robtex.com
neo-study.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 145.88.218.205🇳🇱 SURFNET-NL145.88.0.0/15 LUMC-NET HVUNET | ||||||
| NS | ns1.surfnet.nl ⭐ | ||||||
| A | 2001:610:1:800a:192:87:106:101🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns1.surfnet.nl | ||||||
| A | 192.87.106.101🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV | ||||||
| PTR | ns1.surfnet.nl | ||||||
| NS | ns1.zurich.surf.net | ||||||
| A | 2001:620:0:9::1103🇨🇭 Switch2001:620::/32 SWITCH, The Swiss Education & Research Network | ||||||
| PTR | ns1.zurich.surf.net | ||||||
| A | 195.176.255.9🇨🇭 Switch195.176.224.0/19 SWITCH-AGGR.102 | ||||||
| PTR | ns1.zurich.surf.net | ||||||
| NS | ns2.surfnet.nl | ||||||
| A | 2001:610:3:200a:192:87:36:2🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns2.surfnet.nl | ||||||
| A | 192.87.36.2🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV | ||||||
| PTR | ns2.surfnet.nl | ||||||
| MX | neo-study.org ⭐ | ||||||
| A | 145.88.218.205🇳🇱 SURFNET-NL145.88.0.0/15 LUMC-NET HVUNET | ||||||
| TXT | HARICA-svLsN7jvWWBvblgbGs5 | ||||||
| TXT | v=DKIM1;k=rsa; p=0 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.surfnet.nldnsadmin@lumc.nl 2011-11-30 #27 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1774811398 | ||||||
MX for
neo-study.org |
Same first word
neo-study.org |
neo-study.jp |
DNS History
9 records (5 active, 4 former)
○NSns1.lumc.nl2015-08-16 → 2017-08-23 · 4 obs
● 2017-08-23 18:14:32
○ 2026-03-07 17:02:40
○ 2026-03-29 19:43:00
●NSns1.surfnet.nl2015-08-16 → 2026-03-29 · 2 obs
● 2026-03-29 19:43:00
●NSns1.zurich.surf.net2026-03-07 → 2026-03-29 · 3 obs
● 2026-03-07 17:02:40
● 2026-03-29 19:43:00
○NSns2.lumc.nl2015-08-16 → 2017-08-23 · 4 obs
● 2017-08-23 18:14:32
○ 2026-03-07 17:02:40
○ 2026-03-29 19:43:00
●NSns2.surfnet.nl2026-03-07 → 2026-03-29 · 3 obs
● 2026-03-07 17:02:40
● 2026-03-29 19:43:00
●MXneo-study.org2026-03-07 → 2026-03-29 · 2 obs
● 2026-03-29 19:43:00
○A145.88.214.1192015-08-16 → 2015-08-16 · 3 obs
○ 2015-12-20 03:32:26
○ 2026-03-29 19:43:00
○A145.88.214.2302015-12-20 → 2017-08-23 · 5 obs
● 2015-12-20 03:32:26
● 2017-08-23 18:14:32
○ 2026-03-07 17:02:40
○ 2026-03-29 19:43:00
●A145.88.218.2052026-03-07 → 2026-03-29 · 3 obs
● 2026-03-07 17:02:40
● 2026-03-29 19:43:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| neo-study.org | ns1.surfnet.nl, ns2.surfnet.nl, ns1.zurich.surf.net | - |
✅ Authoritative Response
Server:192.87.106.101
NS records: ns1.surfnet.nl, ns2.surfnet.nl, ns1.zurich.surf.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for neo-study.org (unsigned zone)
⏱️ Timing
Total: 721ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 145.88.218.205 |
| NS | 3 | ns1.surfnet.nl, ns1.zurich.surf.net... |
| MX | 1 | neo-study.org (pri: 0) |
| TXT | 3 | v=spf1 -all, v=DKIM1;k=rsa; p=0... |
| SOA | 1 | ns1.surfnet.nl dnsadmin.lumc.nl |
Analysis
Mail Server Role
neo-study.org serves as the mail server for neo-study.org.
IP Addresses
neo-study.org points to IP number: 145.88.218.205.
Other host names such as lumc.nl, traumacentrumwest.nl, steunlumc.nl, training-imageguidedsurgery.com and boerhave.net share IPs with neo-study.org.
Name Servers
neo-study.org is delegated to three name servers: ns1.surfnet.nl, ns2.surfnet.nl and ns1.zurich.surf.net.
neo-study.org at least partially shares name servers with other domains, for instance radiotherapie-amsterdam.nl, ewtw.eu, unu-merit.nl, neurophysics.nl and surfmailfilter.nl.
these name servers are commonly used with ns3.surfnet.nl, ns-ext-01.wur.nl, arachne.leidenuniv.nl, ns2.maastrichtuniversity.eu, ns1.maastrichtuniversity.nl, umcdns03.azn.nl and gm.maastrichtuniversity.nl.
Host ns1.surfnet.nl points to 2001:610:1:800a:192:87:106:101 and 192.87.106.101; Host ns2.surfnet.nl points to 2001:610:3:200a:192:87:36:2 and 192.87.36.2; Host ns1.zurich.surf.net points to 2001:620:0:9::1103 and 195.176.255.9.
Mail Servers
neo-study.org is handled by a single mail server, neo-study.org.
neo-study.org points to a single IP: 145.88.218.205.