sysken.org - dns.ninja
sysken.org
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=1786585870 | ||||||
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
●MXalt1.aspmx.l.google.com2015-06-10 → 2026-08-13 · 2 obs
● 2026-08-13 02:30:00
●MXalt2.aspmx.l.google.com2015-06-10 → 2026-08-13 · 2 obs
● 2026-08-13 02:30:00
●MXaspmx.l.google.com2015-06-10 → 2026-08-13 · 2 obs
● 2026-08-13 02:30:00
●MXaspmx2.googlemail.com2015-06-10 → 2026-08-13 · 2 obs
● 2026-08-13 02:30:00
●MXaspmx3.googlemail.com2015-06-10 → 2026-08-13 · 2 obs
● 2026-08-13 02:30:00
●A49.212.180.2342015-06-10 → 2026-08-13 · 2 obs
● 2026-08-13 02:30:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| sysken.org | ns2.dns.ne.jp, ns1.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sysken.org (unsigned zone)
⏱️ Timing
Total: 512ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.180.234 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
IP Addresses
sysken.org resolves to just one IP address, 49.212.180.234.
Two other host names, along with skewes.net, omiaivn.jp and heartmilk.com, also share IP numbers with sysken.org.
Name Servers
The authoritative name servers for sysken.org are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.
The name servers of sysken.org overlap at least partially with those of other domains — among them tony-web.net, odaira.jp, ashida.info and two more.
These name servers commonly appear in combination with the name servers dns.sakura.ad.jp.
The hostnames master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP: master.dns.ne.jp → 210.224.172.18, ns1.dns.ne.jp → 61.211.236.1, ns2.dns.ne.jp → 133.167.21.1.
Mail Servers
sysken.org has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
There is at least a partial MX overlap between sysken.org and other domains, including goldenresults.com, hyperformant.com, grahamhughesdesign.co.uk and two others.
These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.
Host names that have two IP addresses:
aspmx2.googlemail.com directs traffic to 192.178.234.26 and 2800:3f0:4003:c14::1b.
aspmx3.googlemail.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com directs traffic to 192.178.155.27 and 2607:f8b0:4004:c1f::1b.
alt1.aspmx.l.google.com directs traffic to 192.178.234.27 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1b.
Both aspmx2.googlemail.com and alt1.aspmx.l.google.com resolve to 2800:3f0:4003:c14::1b IP addresses each.
Both aspmx3.googlemail.com and alt2.aspmx.l.google.com resolve to 2a00:1450:400b:c02::1b IP addresses each.