modulus.is - robtex.com
modulus.is
is
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.is ⭐ | ||||||
| NS | c.nic.is | ||||||
| NS | d.nic.is | ||||||
| NS | e.nic.is | ||||||
| NS | f.nic.is | ||||||
| SOA | a.nic.ishostmaster@isnic.is serial=1772040602 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1-07.azure-dns.com2026-02-28 → 2026-03-01 · 2 obs
● 2026-03-01 21:56:26
●NSns2-07.azure-dns.net2026-02-28 → 2026-03-01 · 2 obs
● 2026-03-01 21:56:26
●NSns3-07.azure-dns.org2026-02-28 → 2026-03-01 · 2 obs
● 2026-03-01 21:56:26
●NSns4-07.azure-dns.info2026-02-28 → 2026-03-01 · 2 obs
● 2026-03-01 21:56:26
●MXmodulus-is.mail.protection.outlook.com2026-02-28 → 2026-03-01 · 2 obs
● 2026-03-01 21:56:26
●A20.107.224.632026-02-28 → 2026-03-01 · 2 obs
● 2026-03-01 21:56:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| is | a.nic.is, c.nic.is, e.nic.is, f.nic.is... | - |
| modulus.is | ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info | - |
✅ Authoritative Response
Server: 208.84.5.7
NS records: ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for modulus.is (unsigned zone)
⏱️ Timing
Total: 519ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.107.224.63 |
| NS | 4 | ns1-07.azure-dns.com, ns2-07.azure-dns.net... |
| MX | 1 | modulus-is.mail.protection.outlook.com ( |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1-07.azure-dns.com azuredns-hostmaster |
Analysis
IP Addresses
modulus.is points to an IP address: 20.107.224.63.
other host names include izzybooking.com, howdidwe.do, straumlind.is, oryggismidstod.is and mercyrelief.org.uk; they share IP numbers with modulus.is.
Name Servers
modulus.is delegates to four name servers: ns1-07.azure-dns.com, ns4-07.azure-dns.info, ns2-07.azure-dns.net and ns3-07.azure-dns.org.
modulus.is at least partially shares name servers with other domains, for instance reactormicrosoft.co.il, govus.aadrm.com, ms-seminars.com, demotypescriptlang.net and statetreasury.fi.
Host names with two IP numbers: ns1-07.azure-dns.com points to 2603:1061:0:700::7 and 13.107.236.7; ns4-07.azure-dns.info points to 2620:1ec:bda:700::7 and 208.84.5.7; ns2-07.azure-dns.net points to 2620:1ec:8ec:700::7 and 150.171.21.7; ns3-07.azure-dns.org points to 2a01:111:4000:700::7 and 204.14.183.7.
Mail Servers
modulus.is is handled by a single mail server, modulus-is.mail.protection.outlook.com.
Hostname modulus-is.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::4, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::d, 2a01:111:f403:ca09::20, 52.101.68.18, 52.101.68.39, 52.101.73.2 and 52.101.73.11.