mailrun.com - dns.ninja
mailrun.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.178.173.108🇺🇸 RoadRunner207.178.128.0/17 Key Information 207.178.128.0/17 block | ||||||
| PTR | mx.alanlabs.com | ||||||
| NS | ns1.csphere.net ⭐ | ||||||
| A | 207.178.173.100🇺🇸 RoadRunner207.178.128.0/17 Key Information 207.178.128.0/17 block | ||||||
| PTR | www.alanlabs.com | ||||||
| NS | ns1.he.net | ||||||
| A | 2001:470:100::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns1.he.net | ||||||
| A | 216.218.130.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns1.he.net | ||||||
| NS | ns2.he.net | ||||||
| A | 2001:470:200::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns2.he.net | ||||||
| A | 216.218.131.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns2.he.net | ||||||
| NS | ns3.he.net | ||||||
| A | 2001:470:300::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns3.he.net | ||||||
| A | 216.218.132.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns3.he.net | ||||||
| NS | ns4.he.net | ||||||
| A | 2001:470:400::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns4.he.net | ||||||
| A | 216.66.1.2🇺🇸 HURRICANE216.66.0.0/19 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns4.he.net | ||||||
| NS | ns5.he.net | ||||||
| A | 2001:470:500::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns5.he.net | ||||||
| A | 216.66.80.18🇺🇸 HURRICANE216.66.80.0/20 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns5.he.net | ||||||
| MX | mx.alanlabs.com ⭐ | ||||||
| A | 207.178.173.108🇺🇸 RoadRunner207.178.128.0/17 Key Information 207.178.128.0/17 block | ||||||
| PTR | mx.alanlabs.com | ||||||
| TXT | v=spf1 ip4:207.178.173.96/28 -all | ||||||
| SOA | ns1.csphere.netdns@csphere.net 2026-03-18 #1 | ||||||
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=1785913039 | ||||||
Same first word
Similar names
DNS History
10 records (8 active, 2 former)
●NSns1.csphere.net2015-06-02 → 2026-08-05 · 2 obs
● 2026-08-05 07:01:14
●NSns1.he.net2026-03-25 → 2026-08-05 · 3 obs
● 2026-03-25 07:27:30
● 2026-08-05 07:01:14
○NSns2.csphere.net2015-06-02 → 2026-03-15 · 4 obs
● 2026-03-15 17:13:54
○ 2026-03-25 07:27:30
○ 2026-08-05 07:01:14
●NSns2.he.net2026-03-25 → 2026-08-05 · 3 obs
● 2026-03-25 07:27:30
● 2026-08-05 07:01:14
●NSns3.he.net2026-03-25 → 2026-08-05 · 3 obs
● 2026-03-25 07:27:30
● 2026-08-05 07:01:14
●NSns4.he.net2026-03-25 → 2026-08-05 · 3 obs
● 2026-03-25 07:27:30
● 2026-08-05 07:01:14
●NSns5.he.net2026-03-25 → 2026-08-05 · 3 obs
● 2026-03-25 07:27:30
● 2026-08-05 07:01:14
●MXmx.alanlabs.com2015-06-02 → 2026-08-05 · 5 obs
● 2026-03-04 03:35:30
○ 2026-03-14 16:25:24
● 2026-03-15 17:13:54
● 2026-08-05 07:01:14
○A207.178.173.1002015-06-02 → 2015-12-30 · 4 obs
● 2015-12-30 03:34:54
○ 2016-04-03 07:09:24
○ 2026-08-05 07:01:14
●A207.178.173.1082026-03-02 → 2026-08-05 · 6 obs
● 2026-03-02 18:12:04
○ 2026-03-04 03:35:30
○ 2026-03-14 16:25:24
● 2026-03-15 17:13:54
● 2026-08-05 07:01:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net... | - |
| mailrun.com | ns1.he.net, ns2.he.net, ns3.he.net, ns1.csphere.net... | - |
✅ Authoritative Response
Server:207.178.173.100
NS records: ns1.he.net, ns2.he.net, ns3.he.net, ns1.csphere.net, ns4.he.net, ns5.he.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mailrun.com (unsigned zone)
⏱️ Timing
Total: 653ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.178.173.108 |
| NS | 6 | ns3.he.net, ns1.csphere.net... |
| MX | 1 | mx.alanlabs.com (pri: 5) |
| TXT | 1 | v=spf1 ip4:207.178.173.96/28 -all |
| SOA | 1 | ns1.csphere.net dns.csphere.net |
Analysis
IP Addresses
mailrun.com directs to one IP number, which is 207.178.173.108.
mail.csphere.net and mx.alanlabs.com are among other host names that share IP numbers with mailrun.com.
Name Servers
mailrun.com delegates authority to 6 name servers: ns1.csphere.net, ns1.he.net, ns2.he.net plus 3 other.
The name servers of mailrun.com overlap at least partially with those of other domains — among them 239.33.193.in-addr.arpa, sigpipe.org, dvbs.eu.org and two more.
These name servers commonly co-occur with the name servers ns3.he.net, ns4.he.net, ns5.he.net and ns2.csphere.net.
Hosts with two IP numbers each:
ns1.he.net directs traffic to 216.218.130.2 and 2001:470:100::2.
ns2.he.net directs traffic to 216.218.131.2 and 2001:470:200::2.
ns3.he.net directs traffic to 216.218.132.2 and 2001:470:300::2.
ns4.he.net directs traffic to 216.66.1.2 and 2001:470:400::2.
ns5.he.net directs traffic to 216.66.80.18 and 2001:470:500::2.
Hosts that resolve to one IP address:
ns1.csphere.net has the IP address 207.178.173.100.
Mail Servers
mailrun.com routes its mail through a single mail server, mx.alanlabs.com.
mailrun.com has the same mail server arrangement as a number of other domains, for example csphere.net, animesun.com, eyescape.org and two more.
mx.alanlabs.com directs to just one IP number, 207.178.173.108.