nrc.sd.duapps.com - robtex.com

nrc.sd.duapps.com

DNSSEC⚠️ Not signed
A159.138.83.196🇸🇬 HWCSNET159.138.80.0/20 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04
PTRecs-159-138-83-196.compute.hwclouds-dns.com

sd.duapps.com

DNSSEC⚠️ Not signed

Same first word

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DNS History

3 records (1 active, 2 former)

2017201820192020202120222023202420252026A159.138.83.196103.235.47.74CNAMEduappsrec.wshifen.com
○A103.235.47.742016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 19:20:26
○ 2026-02-15 16:41:46
○ 2026-04-23 22:47:46
●A159.138.83.1962026-02-15 → 2026-04-23 · 3 obs
○ 2016-12-28 19:20:26
● 2026-02-15 16:41:46
● 2026-04-23 22:47:46
○CNAMEduappsrec.wshifen.com2016-12-28 → 2026-02-15 · 4 obs
● 2016-12-28 19:20:26
● 2026-02-15 16:41:46
○ 2026-03-31 07:41:16
○ 2026-04-23 22:47:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net...-
duapps.comns-55.awsdns-06.com, ns-618.awsdns-13.net, ns-1558.awsdns-02.co.uk, ns-1440.awsdns-52.org2 records

✅ Authoritative Response

Server:205.251.194.106

NS records: ns-55.awsdns-06.com, ns-618.awsdns-13.net, ns-1558.awsdns-02.co.uk, ns-1440.awsdns-52.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duapps.com (unsigned zone)

⏱️ Timing

Total: 440ms | Queries: -

📄 Records

TypeCountSample Data
A1159.138.83.196

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-55.awsdns-06.com, ns-55.awsdns-06.com)

Analysis

IP Addresses

nrc.sd.duapps.com points to a single IP number: 159.138.83.196.

Other host names, for instance nrc.tapas.net, share IP numbers with nrc.sd.duapps.com.