dev.retail.tesco.org - robtex.com
dev.retail.tesco.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-01.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:700::1🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-01.azure-dns.com | ||||||
| A | 13.107.236.1🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns1-01.azure-dns.com | ||||||
| NS | ns2-01.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::1🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-01.azure-dns.net | ||||||
| A | 150.171.21.1🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-01.azure-dns.net | ||||||
| NS | ns3-01.azure-dns.org | ||||||
| A | 2a01:111:4000:700::1🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-01.azure-dns.org | ||||||
| A | 204.14.183.1🇺🇸 Microsoft204.14.180.0/22 | ||||||
| PTR | ns3-01.azure-dns.org | ||||||
| NS | ns4-01.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::1🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-01.azure-dns.info | ||||||
| A | 208.84.5.1🇺🇸 Microsoft208.84.0.0/21 MICROSOFT | ||||||
| PTR | ns4-01.azure-dns.info | ||||||
| SOA | ns1-01.azure-dns.comazuredns-hostmaster@microsoft.com serial=1 | ||||||
retail.tesco.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-03.azure-dns.com ⭐ | ||||||
| NS | ns2-03.azure-dns.net | ||||||
| NS | ns3-03.azure-dns.org | ||||||
| NS | ns4-03.azure-dns.info | ||||||
| SOA | ns1-03.azure-dns.comazuredns-hostmaster@microsoft.com serial=1 | ||||||
Subdomains
api.dev.retail.tesco.org |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1-01.azure-dns.com2026-03-05 → 2026-04-30 · 2 obs
● 2026-04-30 00:27:08
●NSns2-01.azure-dns.net2026-03-05 → 2026-04-30 · 2 obs
● 2026-04-30 00:27:08
●NSns3-01.azure-dns.org2026-03-05 → 2026-04-30 · 2 obs
● 2026-04-30 00:27:08
●NSns4-01.azure-dns.info2026-03-05 → 2026-04-30 · 2 obs
● 2026-04-30 00:27:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| tesco.org | pdns194.ultradns.biz, pdns194.ultradns.org, pdns194.ultradns.com, pdns194.ultradns.net... | 4 records |
| retail.tesco.org | ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info | - |
| dev.retail.tesco.org | ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info | - |
✅ Authoritative Response
Server:13.107.236.1
NS records: ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tesco.org (unsigned zone)
⏱️ Timing
Total: 768ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1-01.azure-dns.com, ns2-01.azure-dns.net... |
| SOA | 1 | ns1-01.azure-dns.com azuredns-hostmaster |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns12.ultradns2.org, pdns194.ultradns.org, ns12.ultradns2.org...)
Analysis
Hierarchy
dev.retail.tesco.org is the parent of api.dev.retail.tesco.org.
Name Servers
dev.retail.tesco.org is delegated to four name servers: ns1-01.azure-dns.com, ns4-01.azure-dns.info, ns2-01.azure-dns.net and ns3-01.azure-dns.org.
dev.retail.tesco.org at least partially shares name servers with other domains, for instance 43.55.157.in-addr.arpa, no6.tv, lens.careers, pbms.com.br and usrelocation.com.
Host names with two IP numbers:
ns1-01.azure-dns.com points to 2603:1061:0:700::1 and 13.107.236.1; ns4-01.azure-dns.info points to 2620:1ec:bda:700::1 and 208.84.5.1; ns2-01.azure-dns.net points to 2620:1ec:8ec:700::1 and 150.171.21.1; ns3-01.azure-dns.org points to 2a01:111:4000:700::1 and 204.14.183.1.