ns4.sg.opalstack.com - dns.ninja

ns4.sg.opalstack.com

DNSSEC⚠️ Not signed
A142.91.170.38🇺🇸 AS7203142.91.168.0/22 Leaseweb USA, Inc.
PTRvps19.opalstack.com
MXmx1.us.opalstack.com ⭐
A108.62.123.121🇺🇸 LEASEWEB-US108.62.120.0/22 Leaseweb USA, Inc.
PTRmx1.us.opalstack.com
MXmx2.us.opalstack.com ⭐
A2605:fe80:2100:bf03:7::2🇺🇸 AS72032605:fe80::/32 Leaseweb USA, Inc. SFO-12 US
PTRmx2.us.opalstack.com
A23.82.16.244🇺🇸 AS720323.82.16.0/21 Leaseweb USA, Inc.
PTRmx2.us.opalstack.com
TXTv=spf1 include:spf.opalstack.com ~all

sg.opalstack.com

DNSSEC⚠️ Not signed
A142.91.170.38🇺🇸 AS7203142.91.168.0/22 Leaseweb USA, Inc.
MXmx1.de.opalstack.com ⭐
MXmx2.de.opalstack.com ⭐
TXTv=spf1 include:spf.opalstack.com ~all

NS for

albertoshoes.com.ph
alberto.com.ph

Same first word

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DNS History

5 records (3 active, 2 former)

MXmx1.us.opalstack.commx2.us.opalstack.commx1.de.opalstack.commx2.de.opalstack.comA142.91.170.38
○MXmx1.de.opalstack.com2026-03-23 → 2026-07-17 · 12 obs
○ 2026-02-21 15:23:52
● 2026-03-23 23:21:22
○ 2026-04-15 18:32:16
○ 2026-04-25 12:18:14
● 2026-05-03 08:49:50
● 2026-05-09 18:34:40
○ 2026-05-16 21:38:06
○ 2026-05-25 23:57:56
● 2026-05-28 01:06:20
○ 2026-06-05 20:15:16
● 2026-07-17 17:08:38
○ 2026-07-23 14:57:46
●MXmx1.us.opalstack.com2026-02-21 → 2026-07-23 · 12 obs
● 2026-02-21 15:23:52
○ 2026-03-23 23:21:22
● 2026-04-15 18:32:16
● 2026-04-25 12:18:14
○ 2026-05-03 08:49:50
○ 2026-05-09 18:34:40
● 2026-05-16 21:38:06
● 2026-05-25 23:57:56
○ 2026-05-28 01:06:20
● 2026-06-05 20:15:16
○ 2026-07-17 17:08:38
● 2026-07-23 14:57:46
○MXmx2.de.opalstack.com2026-03-23 → 2026-07-17 · 12 obs
○ 2026-02-21 15:23:52
● 2026-03-23 23:21:22
○ 2026-04-15 18:32:16
○ 2026-04-25 12:18:14
● 2026-05-03 08:49:50
● 2026-05-09 18:34:40
○ 2026-05-16 21:38:06
○ 2026-05-25 23:57:56
● 2026-05-28 01:06:20
○ 2026-06-05 20:15:16
● 2026-07-17 17:08:38
○ 2026-07-23 14:57:46
●MXmx2.us.opalstack.com2026-02-21 → 2026-07-23 · 12 obs
● 2026-02-21 15:23:52
○ 2026-03-23 23:21:22
● 2026-04-15 18:32:16
● 2026-04-25 12:18:14
○ 2026-05-03 08:49:50
○ 2026-05-09 18:34:40
● 2026-05-16 21:38:06
● 2026-05-25 23:57:56
○ 2026-05-28 01:06:20
● 2026-06-05 20:15:16
○ 2026-07-17 17:08:38
● 2026-07-23 14:57:46
●A142.91.170.382026-02-21 → 2026-07-23 · 2 obs
● 2026-02-21 15:23:52
● 2026-07-23 14:57:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
opalstack.comns1.us.opalstack.com, ns2.us.opalstack.com, ns3.us.opalstack.com, ns1.de.opalstack.com4 records

✅ Authoritative Response

Server:139.162.174.250

NS records: ns1.us.opalstack.com, ns2.us.opalstack.com, ns3.us.opalstack.com, ns1.de.opalstack.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opalstack.com (unsigned zone)

⏱️ Timing

Total: 587ms | Queries: -

📄 Records

TypeCountSample Data
A1142.91.170.38
MX2mx2.us.opalstack.com (pri: 10), mx1.us.opalstack.com (pri: 10)
TXT1v=spf1 include:spf.opalstack.com ~all

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns1.us.opalstack.com, ns2.us.opalstack.com, ns3.us.opalstack.com...)

Analysis

Name Server Role

ns4.sg.opalstack.com is an authoritative name server for both albertoshoes.com.ph and alberto.com.ph.

ns1.sg.opalstack.com, ns2.sg.opalstack.com and ns3.sg.opalstack.com frequently serve as name servers alongside ns4.sg.opalstack.com.

IP Addresses

ns4.sg.opalstack.com points to a single IP number: 142.91.170.38.

Additional host names — vps19.opalstack.com, null.opalstack.com, sg.opalstack.com and two others — share IP numbers with ns4.sg.opalstack.com.

Mail Servers

ns4.sg.opalstack.com has two mail servers: mx1.us.opalstack.com and mx2.us.opalstack.com.

ns4.sg.opalstack.com shares the same mail server setup as other domains, including franfindr.com, logosbotellon.esp.st, butchryan.com and two others.

ns4.sg.opalstack.com has at least some mail servers in common with other domains, such as boundlessbrands.net, bucketlist.net, hospitalrun.io and humanleg.org.uk.

These mail servers frequently appear alongside the mail servers mx1.de.opalstack.com and mx2.de.opalstack.com.

Host names with two IP numbers:

mx2.us.opalstack.com resolves to 23.82.16.244 and 2605:fe80:2100:bf03:7::2.

Host names pointing to a single IP address:

mx1.us.opalstack.com resolves to 108.62.123.121.