musttest.org - robtex.com
musttest.org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2001:7b8:644::194🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| PTR | alias.reroboto.eu | ||||||
| A | 213.136.10.194🇳🇱 NL-BIT213.136.0.0/19 BIT B.V. | ||||||
| NS | ns1.rrpproxy.net ⭐ | ||||||
| A | 2a04:2b00:14cc::226🇬🇧 RCODEZERO-ANYCAST-SEC1-TLD2a04:2b00:14cc::/48 | ||||||
| PTR | ns1.rrpproxy.net | ||||||
| A | 193.227.117.226🇩🇪 RCODEZERO-ANYCAST-SEC1-TLD193.227.117.0/24 | ||||||
| PTR | ns1.rrpproxy.net | ||||||
| NS | ns2.rrpproxy.net | ||||||
| A | 2a04:2b00:14dd::226🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14dd::/48 | ||||||
| PTR | ns2.rrpproxy.net | ||||||
| A | 194.50.187.226🇩🇪 RCODEZERO-ANYCAST-SEC2194.50.187.0/24 | ||||||
| PTR | ns2.rrpproxy.net | ||||||
| NS | ns3.rrpproxy.net | ||||||
| A | 2a04:2b00:14ee::226🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14ee::/48 | ||||||
| PTR | ns3.rrpproxy.net | ||||||
| A | 194.0.182.226🇩🇪 RCODEZERO-ANYCAST-SEC2194.0.182.0/24 | ||||||
| PTR | ns3.rrpproxy.net | ||||||
| MX | mx.rejects.email ⭐ | ||||||
| A | 2a01:7c8:fffb:20::242:5🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network | ||||||
| PTR | mx.rejects.email | ||||||
| A | 37.97.242.5🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | mx.rejects.email | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.rrpproxy.netsupport@ur.nl serial=2025074642 | ||||||
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=1773551953 | ||||||
Same first word
DNS History
6 records (6 active, 0 former)
●NSns1.rrpproxy.net2026-02-27 → 2026-03-23 · 2 obs
● 2026-03-23 20:34:10
●NSns2.rrpproxy.net2026-02-27 → 2026-03-23 · 2 obs
● 2026-03-23 20:34:10
●NSns3.rrpproxy.net2026-02-27 → 2026-03-23 · 2 obs
● 2026-03-23 20:34:10
●MXmx.rejects.email2026-02-27 → 2026-03-23 · 2 obs
● 2026-03-23 20:34:10
●A2001:7b8:644::1942026-02-27 → 2026-03-23 · 2 obs
● 2026-03-23 20:34:10
●A213.136.10.1942026-02-27 → 2026-03-23 · 2 obs
● 2026-03-23 20:34:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| musttest.org | ns1.rrpproxy.net, ns3.rrpproxy.net, ns2.rrpproxy.net | - |
✅ Authoritative Response
Server:194.0.182.226
NS records: ns1.rrpproxy.net, ns3.rrpproxy.net, ns2.rrpproxy.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 597ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.136.10.194 |
| AAAA | 1 | 2001:7b8:644::194 |
| NS | 3 | ns1.rrpproxy.net, ns2.rrpproxy.net... |
| MX | 1 | mx.rejects.email (pri: 10) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.rrpproxy.net support.ur.nl |
Analysis
IP Addresses
musttest.org resolves to two IP numbers: 2001:7b8:644::194 and 213.136.10.194.
Other host names, for instance musttest.com, technikoma.org, fediver.eu, howtutu.org and upbeatrobot.nl share IP numbers with musttest.org.
Name Servers
musttest.org delegates to three name servers: ns1.rrpproxy.net, ns2.rrpproxy.net and ns3.rrpproxy.net.
musttest.org shares some name servers with other domains, for example alinto.eu, panasahancreditcoop.com, pl-profi.de, vinceinsurance.com.au and ldc.cn.
These name servers are commonly paired with ns1.dnsres.net, ns2.dnsres.net, ns3.dnsres.net, ns4.rrpproxy.net, ns1.monikerdns.net, ns1.domaindiscount24.net and ns2.domaindiscount24.net.
Host names with two IP numbers:
ns1.rrpproxy.net: 2a04:2b00:14cc::226 and 193.227.117.226
ns2.rrpproxy.net: 2a04:2b00:14dd::226 and 194.50.187.226
ns3.rrpproxy.net: 2a04:2b00:14ee::226 and 194.0.182.226
Mail Servers
musttest.org is handled by a single mail server, mx.rejects.email.
musttest.org shares the mail server setup with other domains, for example eerlijkland.com, bladweg.com, fliptable.org, simple-test-to-demonstrate-the-maximum-length-of-a-domain-name.com and newsdiff.eu.
musttest.org shares some mail servers with other domains, at least partially; for instance queermerk.eu, therworth.com, bladweg.nl, dposit.eu and yurp.nl.
mx.rejects.email resolves to two IPs: 2a01:7c8:fffb:20::242:5 and 37.97.242.5.