mx0.a4b2b.com - robtex.com
mx0.a4b2b.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.190.63.222🇩🇪 SEDO64.190.62.0/23 -NET2-PI | ||||||
| NS | ns1.sedoparking.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 3.130.216.63🇺🇸 AS165093.130.0.0/16 | ||||||
| PTR | ec2-3-130-216-63.us-east-2.compute.amazonaws.com | ||||||
| A | 91.195.241.8🇩🇪 SEDO91.195.240.0/23 | ||||||
| NS | ns2.sedoparking.com ⚠️ Not in parent delegation | ||||||
| A | 34.211.188.210🇺🇸 AS1650934.208.0.0/12 | ||||||
| PTR | ec2-34-211-188-210.us-west-2.compute.amazonaws.com | ||||||
| A | 91.195.240.8🇩🇪 SEDO91.195.240.0/23 | ||||||
| MX | localhost ⭐ 🔒 | ||||||
| A | ::1 | ||||||
| A | 127.0.0.1 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.sedoparking.comhostmaster@sedo.de 2018-05-16 #1 | ||||||
a4b2b.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.190.63.222🇩🇪 SEDO64.190.62.0/23 -NET2-PI | ||||||
| NS | ns1.sedoparking.com ⭐ | ||||||
| NS | ns2.sedoparking.com | ||||||
| MX | localhost ⭐ 🔒 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.sedoparking.comhostmaster@sedo.de 2018-05-16 #1 | ||||||
Previously MX for
Same first word
mx0.de |
mx0.pt |
mx0.net |
mx0.in |
mx0.email |
mx0.nl |
mx0.kinghost.net |
mx0.mx |
mx0.cn |
mx0.com |
mx0.na4u.ru |
mx0.me |
mx0.ca |
mx0.ru |
mx0.org |
mx0.eu |
mx0.fr |
DNS History
5 records (4 active, 1 former)
●NSns1.sedoparking.com2026-03-21 → 2026-07-25 · 2 obs
● 2026-03-21 08:49:18
● 2026-07-25 08:24:24
● 2026-07-25 08:24:24
●NSns2.sedoparking.com2026-03-21 → 2026-07-25 · 2 obs
● 2026-03-21 08:49:18
● 2026-07-25 08:24:24
● 2026-07-25 08:24:24
●MXlocalhost2026-03-21 → 2026-07-25 · 2 obs
● 2026-03-21 08:49:18
● 2026-07-25 08:24:24
● 2026-07-25 08:24:24
●A64.190.63.2222026-03-21 → 2026-07-25 · 3 obs
○ 2016-07-15 16:50:28
● 2026-03-21 08:49:18
● 2026-07-25 08:24:24
● 2026-03-21 08:49:18
● 2026-07-25 08:24:24
○A80.237.138.52015-08-05 → 2016-07-15 · 4 obs
● 2015-08-05 21:48:36
● 2016-07-15 16:50:28
○ 2026-03-21 08:49:18
○ 2026-07-25 08:24:24
● 2016-07-15 16:50:28
○ 2026-03-21 08:49:18
○ 2026-07-25 08:24:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net... | - |
| a4b2b.com | ns1.sedoparking.com, ns2.sedoparking.com | 2 records |
✅ Authoritative Response
Server:91.195.240.8
NS records: ns1.sedoparking.com, ns2.sedoparking.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a4b2b.com (unsigned zone)
⏱️ Timing
Total: 1500ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.190.63.222 |
| NS | 2 | ns1.sedoparking.com, ns2.sedoparking.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.sedoparking.com hostmaster.sedo.de |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.sedoparking.com, ns2.sedoparking.com)
Analysis
IP Addresses
mx0.a4b2b.com resolves to just one IP address, 64.190.63.222.
Name Servers
mx0.a4b2b.com is served by two delegated name servers, ns1.sedoparking.com and ns2.sedoparking.com.
Each of the two host names carries two IP addresses: ns1.sedoparking.com points to 3.130.216.63 and 91.195.241.8, and ns2.sedoparking.com points to 34.211.188.210 and 91.195.240.8.