a131.ms.a.microsoft.com - robtex.com
a131.ms.a.microsoft.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 23.55.176.71🇺🇸 AKAMAI-ASN123.55.176.0/24 Akamai Technologies | ||||||
| PTR | a23-55-176-71.deploy.static.akamaitechnologies.com | ||||||
| A | 23.55.176.72🇺🇸 AKAMAI-ASN123.55.176.0/24 Akamai Technologies | ||||||
ms.a.microsoft.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | n0ms.a.microsoft.com ⭐ | ||||||
| NS | n1ms.a.microsoft.com | ||||||
| NS | n2ms.a.microsoft.com | ||||||
| NS | n3ms.a.microsoft.com | ||||||
| NS | n4ms.a.microsoft.com | ||||||
| NS | n5ms.a.microsoft.com | ||||||
| NS | n6ms.a.microsoft.com | ||||||
| NS | n7ms.a.microsoft.com | ||||||
| SOA | n0ms.a.microsoft.comhostmaster@akamai.com serial=1777253857 | ||||||
WOT: SAFE (94/100)
Same first word
Similar names
131a.com |
311a.com |
113a.blogspot.com |
11a3.com |
3a11.com |
a113.net |
a113.pl |
a113.com |
3a11.ru |
113a.com |
a113.ru |
a311.com |
a113.com.br |
a113.dk |
DNS History
16 records (2 active, 14 former)
○A2.16.106.312026-04-23 → 2026-04-23 · 5 obs
○ 2026-03-28 03:07:58
● 2026-04-23 18:16:22
● 2026-04-23 21:55:34
○ 2026-04-24 17:48:10
○ 2026-04-27 01:37:38
● 2026-04-23 18:16:22
● 2026-04-23 21:55:34
○ 2026-04-24 17:48:10
○ 2026-04-27 01:37:38
○A2.16.106.62026-04-23 → 2026-04-23 · 5 obs
○ 2026-03-28 03:07:58
● 2026-04-23 18:16:22
● 2026-04-23 21:55:34
○ 2026-04-24 17:48:10
○ 2026-04-27 01:37:38
● 2026-04-23 18:16:22
● 2026-04-23 21:55:34
○ 2026-04-24 17:48:10
○ 2026-04-27 01:37:38
○A23.204.152.2022026-02-23 → 2026-02-23 · 4 obs
○ 2026-02-21 23:38:42
● 2026-02-23 02:50:32
○ 2026-03-28 03:07:58
○ 2026-04-27 01:37:38
● 2026-02-23 02:50:32
○ 2026-03-28 03:07:58
○ 2026-04-27 01:37:38
○A23.204.152.2172026-02-23 → 2026-02-23 · 4 obs
○ 2026-02-21 23:38:42
● 2026-02-23 02:50:32
○ 2026-03-28 03:07:58
○ 2026-04-27 01:37:38
● 2026-02-23 02:50:32
○ 2026-03-28 03:07:58
○ 2026-04-27 01:37:38
○A23.205.106.1422026-04-26 → 2026-04-26 · 3 obs
○ 2026-04-24 17:48:10
● 2026-04-26 15:02:06
○ 2026-04-27 01:37:38
● 2026-04-26 15:02:06
○ 2026-04-27 01:37:38
○A23.205.106.1792026-04-26 → 2026-04-26 · 3 obs
○ 2026-04-24 17:48:10
● 2026-04-26 15:02:06
○ 2026-04-27 01:37:38
● 2026-04-26 15:02:06
○ 2026-04-27 01:37:38
○A23.219.36.1412026-03-28 → 2026-03-28 · 4 obs
○ 2026-02-23 02:50:32
● 2026-03-28 03:07:58
○ 2026-04-23 18:16:22
○ 2026-04-27 01:37:38
● 2026-03-28 03:07:58
○ 2026-04-23 18:16:22
○ 2026-04-27 01:37:38
○A23.219.36.1452026-03-28 → 2026-03-28 · 4 obs
○ 2026-02-23 02:50:32
● 2026-03-28 03:07:58
○ 2026-04-23 18:16:22
○ 2026-04-27 01:37:38
● 2026-03-28 03:07:58
○ 2026-04-23 18:16:22
○ 2026-04-27 01:37:38
○A23.220.75.1972026-04-24 → 2026-04-24 · 4 obs
○ 2026-04-23 21:55:34
● 2026-04-24 17:48:10
○ 2026-04-26 15:02:06
○ 2026-04-27 01:37:38
● 2026-04-24 17:48:10
○ 2026-04-26 15:02:06
○ 2026-04-27 01:37:38
○A23.220.75.2012026-04-24 → 2026-04-24 · 4 obs
○ 2026-04-23 21:55:34
● 2026-04-24 17:48:10
○ 2026-04-26 15:02:06
○ 2026-04-27 01:37:38
● 2026-04-24 17:48:10
○ 2026-04-26 15:02:06
○ 2026-04-27 01:37:38
●A23.55.176.712026-04-27 → 2026-04-27 · 2 obs
○ 2026-04-26 15:02:06
● 2026-04-27 01:37:38
● 2026-04-27 01:37:38
●A23.55.176.722026-04-27 → 2026-04-27 · 2 obs
○ 2026-04-26 15:02:06
● 2026-04-27 01:37:38
● 2026-04-27 01:37:38
○A23.57.90.1022026-02-21 → 2026-02-21 · 4 obs
○ 2019-03-21 07:42:26
● 2026-02-21 23:38:42
○ 2026-02-23 02:50:32
○ 2026-04-27 01:37:38
● 2026-02-21 23:38:42
○ 2026-02-23 02:50:32
○ 2026-04-27 01:37:38
○A23.57.90.1062026-02-21 → 2026-02-21 · 4 obs
○ 2019-03-21 07:42:26
● 2026-02-21 23:38:42
○ 2026-02-23 02:50:32
○ 2026-04-27 01:37:38
● 2026-02-21 23:38:42
○ 2026-02-23 02:50:32
○ 2026-04-27 01:37:38
○A72.246.64.1792019-03-21 → 2019-03-21 · 3 obs
● 2019-03-21 07:42:26
○ 2026-02-21 23:38:42
○ 2026-04-27 01:37:38
○ 2026-02-21 23:38:42
○ 2026-04-27 01:37:38
○A72.246.64.2102019-03-21 → 2019-03-21 · 3 obs
● 2019-03-21 07:42:26
○ 2026-02-21 23:38:42
○ 2026-04-27 01:37:38
○ 2026-02-21 23:38:42
○ 2026-04-27 01:37:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net... | - |
| microsoft.com | ns1-39.azure-dns.com, ns2-39.azure-dns.net, ns3-39.azure-dns.org, ns4-39.azure-dns.info | 1 record |
| a.microsoft.com | za.akamaitech.net, zb.akamaitech.net, zc.akamaitech.net, zd.akamaitech.net... | - |
| ms.a.microsoft.com | n5ms.a.microsoft.com, n6ms.a.microsoft.com, n4ms.a.microsoft.com, n0ms.a.microsoft.com... | 9 records |
✅ Authoritative Response
Server:2.17.114.20
NS records: n5ms.a.microsoft.com, n6ms.a.microsoft.com, n4ms.a.microsoft.com, n0ms.a.microsoft.com, n3ms.a.microsoft.com, n7ms.a.microsoft.com, n1ms.a.microsoft.com, n2ms.a.microsoft.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for microsoft.com (unsigned zone)
⏱️ Timing
Total: 959ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 23.55.176.72, 23.55.176.71 |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns1-39.azure-dns.com, n0ms.a.microsoft.com, n3ms.a.microsoft.com...)
Analysis
IP Addresses
Two IP numbers are pointed to by a131.ms.a.microsoft.com: 23.55.176.71 and 23.55.176.72.
other host names include a3665.x.akamai.net.0.1.cn.akamaitech.net, a2200.x.akamai.net.0.1.cn.akamaitech.net, a754.ms.akamai.net, a623.ms.akamai.net and a1702.x.akamai.net.0.1.cn.akamaitech.net; they share IP numbers with a131.ms.a.microsoft.com.