alfsim.com - dns.ninja
alfsim.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 130.223.28.105🇨🇭 Switch130.223.0.0/16 LUNET-ETHER1 | ||||||
| PTR | oma-sparql.unil.ch | ||||||
| NS | x.ns.joker.com ⭐ | ||||||
| A | 194.245.103.13🇩🇪 CSL194.245.0.0/16 DE-CSL-GMBH-PA | ||||||
| PTR | x.ns.joker.com | ||||||
| NS | y.ns.joker.com | ||||||
| A | 2a01:4f8:c0c:165b::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | y.ns.joker.com | ||||||
| A | 23.88.49.189🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC | ||||||
| PTR | static.189.49.88.23.clients.your-server.de | ||||||
| NS | z.ns.joker.com | ||||||
| A | 2607:5300:203:7e6d::2222🇨🇦 OVH2607:5300::/32 Hosting route | ||||||
| PTR | z.ns.joker.com | ||||||
| A | 192.95.37.184🇨🇦 OVH192.95.0.0/18 Hosting route | ||||||
| PTR | z.ns.joker.com | ||||||
| MX | spool.mail.gandi.net ⭐ | ||||||
| A | 2001:4b98:e00::1🇫🇷 GANDI-AS2001:4b98::/32 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net | ||||||
| PTR | spool.mail.gandi.net | ||||||
| A | 217.70.178.1🇫🇷 GANDI-AS217.70.176.0/20 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net | ||||||
| PTR | spool.mail.gandi.net | ||||||
| MX | fb.mail.gandi.net(50) | ||||||
| A | 2001:4b98:dc4:8::215🇫🇷 GANDI-AS2001:4b98::/32 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net | ||||||
| PTR | spool6.mail.gandi.net | ||||||
| A | 2001:4b98:dc4:8::216🇫🇷 GANDI-AS2001:4b98::/32 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net | ||||||
| PTR | spool7.mail.gandi.net | ||||||
| A | 2001:4b98:dc4:8::217🇫🇷 GANDI-AS2001:4b98::/32 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net | ||||||
| PTR | spool8.mail.gandi.net | ||||||
| A | 217.70.178.215🇫🇷 GANDI-AS217.70.176.0/20 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net | ||||||
| PTR | spool6.mail.gandi.net | ||||||
| A | 217.70.178.216🇫🇷 GANDI-AS217.70.176.0/20 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net | ||||||
| PTR | spool7.mail.gandi.net | ||||||
| A | 217.70.178.217🇫🇷 GANDI-AS217.70.176.0/20 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net | ||||||
| PTR | spool8.mail.gandi.net | ||||||
| SOA | x.ns.joker.comhostmaster@joker.com 2026-05-06 #39 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785811817 | ||||||
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
○NSa.dns.gandi.net2015-06-20 → 2018-08-26 · 4 obs
● 2018-08-26 08:11:22
○ 2026-02-16 21:19:02
○ 2026-08-04 02:53:42
○NSb.dns.gandi.net2015-06-20 → 2018-08-26 · 4 obs
● 2018-08-26 08:11:22
○ 2026-02-16 21:19:02
○ 2026-08-04 02:53:42
○NSc.dns.gandi.net2015-06-20 → 2018-08-26 · 4 obs
● 2018-08-26 08:11:22
○ 2026-02-16 21:19:02
○ 2026-08-04 02:53:42
●NSx.ns.joker.com2026-02-16 → 2026-08-04 · 3 obs
● 2026-02-16 21:19:02
● 2026-08-04 02:53:42
●NSy.ns.joker.com2026-02-16 → 2026-08-04 · 3 obs
● 2026-02-16 21:19:02
● 2026-08-04 02:53:42
●NSz.ns.joker.com2026-02-16 → 2026-08-04 · 3 obs
● 2026-02-16 21:19:02
● 2026-08-04 02:53:42
●MXfb.mail.gandi.net2015-06-20 → 2026-08-04 · 2 obs
● 2026-08-04 02:53:42
●MXspool.mail.gandi.net2015-06-20 → 2026-08-04 · 2 obs
● 2026-08-04 02:53:42
○A128.16.5.792015-06-20 → 2026-05-04 · 4 obs
● 2026-05-04 08:47:50
○ 2026-05-06 23:51:28
○ 2026-08-04 02:53:42
●A130.223.28.1052026-05-06 → 2026-08-04 · 3 obs
● 2026-05-06 23:51:28
● 2026-08-04 02:53:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| alfsim.com | x.ns.joker.com, y.ns.joker.com, z.ns.joker.com | 5 records |
✅ Authoritative Response
Server:194.245.103.13
NS records: x.ns.joker.com, y.ns.joker.com, z.ns.joker.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for alfsim.com (unsigned zone)
⏱️ Timing
Total: 435ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 130.223.28.105 |
| NS | 3 | x.ns.joker.com, z.ns.joker.com... |
| MX | 2 | fb.mail.gandi.net (pri: 50), spool.mail.gandi.net (pri: 10) |
| SOA | 1 | x.ns.joker.com hostmaster.joker.com |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (x.ns.joker.com, y.ns.joker.com, y.ns.joker.com...)
Analysis
IP Addresses
alfsim.com has exactly one IP address — 130.223.28.105.
phylo.io, www.alfsim.org, oma-sparql.unil.ch and alfsim.org are among the host names that share IP numbers with alfsim.com.
Name Servers
alfsim.com has three name servers — x.ns.joker.com, y.ns.joker.com and z.ns.joker.com.
alfsim.com shares at least some of its name servers with other domains, including chandler2010.com, pollardcorp.com, tech-mad.org and two others.
These name servers are frequently paired with the name servers a.ns.joker.com, b.ns.joker.com and c.ns.joker.com.
Host names pointing to two IP addresses:
y.ns.joker.com resolves to 23.88.49.189 and 2a01:4f8:c0c:165b::1.
z.ns.joker.com resolves to 192.95.37.184 and 2607:5300:203:7e6d::2222.
Host names resolving to a single IP address:
x.ns.joker.com resolves to 194.245.103.13.
Mail Servers
alfsim.com uses two mail servers, fb.mail.gandi.net and spool.mail.gandi.net.
The mail server setup of alfsim.com matches that of other domains such as blog-incomm.fr, maec-inc.com, greenweez.es and two others.
alfsim.com shares at least some of its mail servers with other domains, such as tinyai.org.
Hosts with 6 IP addresses each:
fb.mail.gandi.net points to 217.70.178.215, 217.70.178.216, 217.70.178.217 and 3 other IP addresses.
Host names pointing to two IP addresses:
spool.mail.gandi.net resolves to 217.70.178.1 and 2001:4b98:e00::1.