byskolan.se - robtex.com
byskolan.se
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.189.41.184🇸🇪 BALLOU-AS91.189.40.0/21 Ballou | ||||||
| PTR | cp-www04.ballou.se | ||||||
| NS | ns1.ballou.se ⭐ | ||||||
| A | 172.64.53.18🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.ballou.se | ||||||
| A | 172.64.52.44🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.ballou.se | ||||||
| A | 212.16.185.50🇸🇪 ILAIT212.16.184.0/22 | ||||||
| PTR | ns3.ballou.se | ||||||
| MX | mx1.mailchannels.net ⭐ | ||||||
| A | 54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| MX | mx2.mailchannels.net ⭐ | ||||||
| A | 54.187.177.89🇺🇸 Amazon54.186.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-54-187-177-89.us-west-2.compute.amazonaws.com | ||||||
| SOA | ns1.ballou.sehostmaster@ballou.se 2025-07-09 #1 | ||||||
se
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | catcher-in-the-rye.nic.se ⭐ | ||||||
| NS | a.ns.se | ||||||
| NS | b.ns.se | ||||||
| NS | c.ns.se | ||||||
| NS | f.ns.se | ||||||
| NS | g.ns.se | ||||||
| NS | i.ns.se | ||||||
| NS | m.ns.se | ||||||
| NS | x.ns.se | ||||||
| NS | y.ns.se | ||||||
| NS | z.ns.se | ||||||
| TXT | SE zone update: 2026-07-24 19:41:44 +0000 (EPOCH 1784922104) (auto) | ||||||
| TXT | id:d647cebe-8152-4f89-9a69-0184f95e5055 | ||||||
| SOA | catcher-in-the-rye.nic.seregistry-default@nic.se serial=1784922492 | ||||||
Subdomains
maildefer.byskolan.se |
mailspool.byskolan.se |
www.byskolan.se |
*.byskolan.se |
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●MXmx1.mailchannels.net2026-02-28 → 2026-07-24 · 3 obs
● 2026-02-28 20:57:38
● 2026-07-24 20:41:30
●MXmx2.mailchannels.net2026-02-28 → 2026-07-24 · 3 obs
● 2026-02-28 20:57:38
● 2026-07-24 20:41:30
○MXsmtp-fe.ballou.se2015-07-22 → 2019-12-31 · 4 obs
● 2019-12-31 03:06:58
○ 2026-02-28 20:57:38
○ 2026-07-24 20:41:30
○A91.189.41.1762015-07-22 → 2019-12-31 · 4 obs
● 2019-12-31 03:06:58
○ 2026-02-28 20:57:38
○ 2026-07-24 20:41:30
●A91.189.41.1842026-02-28 → 2026-07-24 · 3 obs
● 2026-02-28 20:57:38
● 2026-07-24 20:41:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| se | f.ns.se, i.ns.se, b.ns.se, z.ns.se... | - |
| byskolan.se | ns1.ballou.se, ns2.ballou.se, ns3.ballou.se | 3 records |
✅ Authoritative Response
Server:91.189.40.4
NS records: ns1.ballou.se, ns2.ballou.se, ns3.ballou.se
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for byskolan.se (unsigned zone)
⏱️ Timing
Total: 565ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.189.41.184 |
| NS | 3 | ns2.ballou.se, ns3.ballou.se... |
| MX | 2 | mx2.mailchannels.net (pri: 10), mx1.mailchannels.net (pri: 10) |
| SOA | 1 | ns1.ballou.se hostmaster.ballou.se |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.ballou.se, ns2.ballou.se, ns3.ballou.se)
Analysis
Hierarchy
The domain byskolan.se is a parent of maildefer.byskolan.se, mailspool.byskolan.se, www.byskolan.se and *.byskolan.se.
IP Addresses
byskolan.se resolves to just one IP address, 91.189.41.184.
Two other host names, along with blinkablink.com, mys.nu and dpconsultancy.se, also share IP numbers with byskolan.se.
Name Servers
byskolan.se carries NS records delegating to ns1.ballou.se, ns2.ballou.se and ns3.ballou.se.
At least some of byskolan.se's name servers are shared with other domains, for example anagram.se, pappers53.se, jop.se and two more.
ns1.ballou.se points to 172.64.53.18; ns2.ballou.se points to 172.64.52.44; ns3.ballou.se points to 212.16.185.50 — each hostname maps to exactly one IP address.
Mail Servers
byskolan.se is served by two mail servers, mx1.mailchannels.net and mx2.mailchannels.net.
Among the domains sharing a mail server setup with byskolan.se are mooloolabacanalcruise.com, metroplexx.com, catalogoexclusivo.com and two others.
byskolan.se uses mail servers that are also used by other domains, including tjmaleri.nu, arneabrahamsen.se and grym.nu.
Each of mx1.mailchannels.net and mx2.mailchannels.net has one IP address: mx1.mailchannels.net uses 54.69.1.140 and mx2.mailchannels.net uses 54.187.177.89.