postmaster.net - robtex.com
postmaster.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 74.208.236.198🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc. | ||||||
| PTR | 74-208-236-198.elastic-ssl.ui-r.com | ||||||
| NS | ns27.1and1.com ⭐ | ||||||
| A | 2001:8d8:fe:53:0:d9a0:5226:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns1038.ui-dns.com | ||||||
| A | 217.160.82.38🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns1038.ui-dns.com | ||||||
| NS | ns28.1and1.com | ||||||
| A | 2001:8d8:fe:53:0:d9a0:5325:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns1037.ui-dns.org | ||||||
| A | 217.160.83.37🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns1037.ui-dns.org | ||||||
| MX | mx00.1and1.com ⭐ | ||||||
| A | 74.208.5.3🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc. | ||||||
| PTR | mx00.perfora.net | ||||||
| MX | mx01.1and1.com ⭐ | ||||||
| A | 74.208.5.21🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc. | ||||||
| PTR | mx01.perfora.net | ||||||
| TXT | v=spf1 include:_spf-us.ionos.com ~all | ||||||
| SOA | ns27.1and1.comhostmaster@1and1.com 2016-07-25 #1 | ||||||
net
| 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=1778335041 | ||||||
Subdomains
www.postmaster.net |
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
○A216.250.120.2332016-09-30 → 2016-10-09 · 5 obs
● 2016-09-30 07:47:24
● 2016-10-09 23:14:48
○ 2026-02-22 04:40:20
○ 2026-05-09 14:02:50
●A74.208.236.1982026-02-22 → 2026-05-09 · 3 obs
● 2026-02-22 04:40:20
● 2026-05-09 14:02:50
○A74.208.25.1612015-08-28 → 2016-06-26 · 4 obs
● 2016-06-26 04:28:12
○ 2016-09-30 07:47:24
○ 2026-05-09 14:02:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| postmaster.net | ns27.1and1.com, ns28.1and1.com | - |
✅ Authoritative Response
Server:217.160.82.38
NS records: ns27.1and1.com, ns28.1and1.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for postmaster.net (unsigned zone)
⏱️ Timing
Total: 860ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 74.208.236.198 |
| NS | 2 | ns28.1and1.com, ns27.1and1.com |
| MX | 2 | mx01.1and1.com (pri: 10), mx00.1and1.com (pri: 10) |
| TXT | 1 | v=spf1 include:_spf-us.ionos.com ~all |
| SOA | 1 | ns27.1and1.com hostmaster.1and1.com |
Analysis
Hierarchy
postmaster.net is the parent of www.postmaster.net.
IP Addresses
postmaster.net resolves to a single IP: 74.208.236.198.
Other host names, for instance pncna.com, emisafe.ae, cubebots.com, helpimarriedasurvivor.com and kpcareer.com share IP numbers with postmaster.net.
Name Servers
postmaster.net has two name servers: ns27.1and1.com and ns28.1and1.com.
postmaster.net shares the same name server setup as other domains, for example perrincalzada.com, craguns.net, chickadee.ca, spidellwebs.com and whomakeswhat.net.
postmaster.net shares some name servers with other domains, for example calow.ca, klang2.org, cmgca.com, mccune.se and stylebook.com.
these name servers are commonly used with ns-us.1and1-dns.com, ns-us.1and1-dns.de, ns-us.1and1-dns.org, ns-us.1and1-dns.us, ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and ns1045.ui-dns.org.
Host names with two IP numbers:
ns27.1and1.com points to: 2001:8d8:fe:53:0:d9a0:5226:100 and 217.160.82.38; ns28.1and1.com points to: 2001:8d8:fe:53:0:d9a0:5325:100 and 217.160.83.37.
Mail Servers
postmaster.net is served by two mail servers: mx00.1and1.com and mx01.1and1.com.
postmaster.net shares the mail server setup with other domains, for example desertduffer.com, miespaciochivas.com, newdirectionira.com, oregonsoutback.com and tatay.info.
postmaster.net shares some mail servers with other domains, at least partially; for instance www.gardencourths.com, definitrak.com, u20759256.onlinehome-server.com, u18241524.onlinehome-server.com and u18478219.onlinehome-server.com.
Host names with a single IP:
mx00.1and1.com points to 74.208.5.3
mx01.1and1.com points to 74.208.5.21