util.is - robtex.com
util.is
is
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.is ⭐ | ||||||
| NS | b.nic.is | ||||||
| NS | c.nic.is | ||||||
| NS | d.nic.is | ||||||
| NS | e.nic.is | ||||||
| NS | f.nic.is ⚠️ Not in parent delegation | ||||||
| SOA | a.nic.ishostmaster@isnic.is serial=1771290612 | ||||||
Same first word
Similar names
DNS History
17 records (9 active, 8 former)
●NSns-1060.awsdns-04.org2026-02-17 → 2026-02-23 · 2 obs
● 2026-02-23 06:55:56
●NSns-1915.awsdns-47.co.uk2026-02-17 → 2026-02-23 · 2 obs
● 2026-02-23 06:55:56
●NSns-415.awsdns-51.com2026-02-17 → 2026-02-23 · 2 obs
● 2026-02-23 06:55:56
●NSns-705.awsdns-24.net2026-02-17 → 2026-02-23 · 2 obs
● 2026-02-23 06:55:56
●MXmail.tutanota.de2026-02-17 → 2026-02-23 · 2 obs
● 2026-02-23 06:55:56
○A13.33.153.1102026-02-17 → 2026-02-19 · 7 obs
● 2026-02-17 14:07:46
○ 2026-02-18 20:40:00
● 2026-02-18 23:43:46
● 2026-02-19 15:06:56
○ 2026-02-20 03:45:38
○ 2026-02-23 06:55:56
○A13.33.153.232026-02-17 → 2026-02-19 · 7 obs
● 2026-02-17 14:07:46
○ 2026-02-18 20:40:00
● 2026-02-18 23:43:46
● 2026-02-19 15:06:56
○ 2026-02-20 03:45:38
○ 2026-02-23 06:55:56
○A13.33.153.872026-02-17 → 2026-02-19 · 7 obs
● 2026-02-17 14:07:46
○ 2026-02-18 20:40:00
● 2026-02-18 23:43:46
● 2026-02-19 15:06:56
○ 2026-02-20 03:45:38
○ 2026-02-23 06:55:56
○A13.33.153.892026-02-17 → 2026-02-19 · 7 obs
● 2026-02-17 14:07:46
○ 2026-02-18 20:40:00
● 2026-02-18 23:43:46
● 2026-02-19 15:06:56
○ 2026-02-20 03:45:38
○ 2026-02-23 06:55:56
●A18.67.76.142026-02-17 → 2026-02-23 · 5 obs
○ 2026-02-17 14:07:46
○ 2026-02-19 15:06:56
● 2026-02-20 03:45:38
● 2026-02-23 06:55:56
●A18.67.76.202026-02-17 → 2026-02-23 · 5 obs
○ 2026-02-17 14:07:46
○ 2026-02-19 15:06:56
● 2026-02-20 03:45:38
● 2026-02-23 06:55:56
●A18.67.76.342026-02-17 → 2026-02-23 · 5 obs
○ 2026-02-17 14:07:46
○ 2026-02-19 15:06:56
● 2026-02-20 03:45:38
● 2026-02-23 06:55:56
●A18.67.76.42026-02-17 → 2026-02-23 · 5 obs
○ 2026-02-17 14:07:46
○ 2026-02-19 15:06:56
● 2026-02-20 03:45:38
● 2026-02-23 06:55:56
○A99.84.41.1082026-02-18 → 2026-02-18 · 4 obs
● 2026-02-18 20:40:00
○ 2026-02-18 23:43:46
○ 2026-02-23 06:55:56
○A99.84.41.342026-02-18 → 2026-02-18 · 4 obs
● 2026-02-18 20:40:00
○ 2026-02-18 23:43:46
○ 2026-02-23 06:55:56
○A99.84.41.72026-02-18 → 2026-02-18 · 4 obs
● 2026-02-18 20:40:00
○ 2026-02-18 23:43:46
○ 2026-02-23 06:55:56
○A99.84.41.732026-02-18 → 2026-02-18 · 4 obs
● 2026-02-18 20:40:00
○ 2026-02-18 23:43:46
○ 2026-02-23 06:55:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| util.is | ns-415.awsdns-51.com, ns-1060.awsdns-04.org, ns-705.awsdns-24.net, ns-1915.awsdns-47.co.uk | - |
✅ Authoritative Response
Server: 205.251.194.193
NS records: ns-415.awsdns-51.com, ns-1060.awsdns-04.org, ns-705.awsdns-24.net, ns-1915.awsdns-47.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for util.is (unsigned zone)
⏱️ Timing
Total: 72ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 18.67.76.34, 18.67.76.20... |
| NS | 4 | ns-1060.awsdns-04.org, ns-1915.awsdns-47.co.uk... |
| MX | 1 | mail.tutanota.de (pri: 10) |
| TXT | 3 | google-site-verification=23WMYEZY0brLZ6d, t-verify=b798a0312cb296104fe55d5c60b9f47... |
| SOA | 1 | ns-415.awsdns-51.com awsdns-hostmaster.a |
AI analysis
Four IP numbers are pointed to by util.is: 18.67.76.4, 18.67.76.14, 18.67.76.20 and 18.67.76.34.
other host names including www.korona.de, d1x88dl8syrl11.amplifyapp.com, www.gamedroid.es, ra9tlj.pia.appsflyersdk.com and assets.rashbel.dev.ven.com share IP numbers with util.is.
util.is is delegated to four name servers: ns-415.awsdns-51.com, ns-705.awsdns-24.net, ns-1060.awsdns-04.org and ns-1915.awsdns-47.co.uk.
util.is at least partially shares name servers with other domains, for instance 240.219.67.in-addr.arpa, hyundaiofauburn.com, basketballdraft.com, stripe.business and twixxel.com.
These name servers are commonly used alongside ns21.didomains.com, ns22.didomains.com, ns21.didomains.net, ns22.didomains.net, ns-423.awsdns-52.com, ns-1087.awsdns-07.org and ns-1882.awsdns-43.co.uk.
Host names with two IP numbers:
ns-415.awsdns-51.com points to 2600:9000:5301:9f00::1 and 205.251.193.159; ns-705.awsdns-24.net points to 2600:9000:5302:c100::1 and 205.251.194.193; ns-1060.awsdns-04.org points to 2600:9000:5304:2400::1 and 205.251.196.36; ns-1915.awsdns-47.co.uk points to 2600:9000:5307:7b00::1 and 205.251.199.123.
util.is is handled by a single mail server, mail.tutanota.de.
util.is shares the same mail server setup as other domains, for instance psychotherapie-leipzig.eu, turski.org, vralf-hagen.de, siick.fr and londoneleganceclub.com.
util.is shares mail servers with other domains to some extent, for instance damnation-inc.com.
mail.tutanota.de points to three IP addresses: 185.205.69.211, 185.205.69.213 and 185.205.69.214.