know.is - robtex.com
know.is
| DNSSEC | β οΈ Not signed | ||||||
| A | 13.125.190.255π°π· Amazon13.125.0.0/16 | ||||||
| PTR | dba.is | ||||||
| NS | ns-604.awsdns-11.net β | ||||||
| A | 2600:9000:5302:5c00::1πΊπΈ Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-604.awsdns-11.net | ||||||
| A | 205.251.194.92πΊπΈ Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-604.awsdns-11.net | ||||||
| NS | ns-1369.awsdns-43.org | ||||||
| A | 2600:9000:5305:5900::1πΊπΈ Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1369.awsdns-43.org | ||||||
| A | 205.251.197.89πΊπΈ Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1369.awsdns-43.org | ||||||
| NS | ns-1865.awsdns-41.co.uk | ||||||
| A | 2600:9000:5307:4900::1πΊπΈ Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1865.awsdns-41.co.uk | ||||||
| A | 205.251.199.73πΊπΈ Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1865.awsdns-41.co.uk | ||||||
| NS | ns-445.awsdns-55.com | ||||||
| A | 2600:9000:5301:bd00::1πΊπΈ Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-445.awsdns-55.com | ||||||
| A | 205.251.193.189πΊπΈ Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-445.awsdns-55.com | ||||||
| MX | mail.know.is β | ||||||
| A | 13.125.190.255π°π· Amazon13.125.0.0/16 | ||||||
| PTR | dba.is | ||||||
| SOA | ns-604.awsdns-11.netawsdns-hostmaster@amazon.com serial=1 | ||||||
is
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.nic.is β | ||||||
| NS | c.nic.is | ||||||
| NS | d.nic.is | ||||||
| NS | e.nic.is | ||||||
| NS | f.nic.is | ||||||
| SOA | a.nic.ishostmaster@isnic.is serial=1781505002 | ||||||
Previously MX for
know.is |
Subdomains
mail.know.is |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
βNSns-1369.awsdns-43.org2026-06-11 β 2026-06-15 Β· 3 obs
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
βNSns-1865.awsdns-41.co.uk2026-06-11 β 2026-06-15 Β· 3 obs
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
βNSns-445.awsdns-55.com2026-06-11 β 2026-06-15 Β· 3 obs
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
βNSns-604.awsdns-11.net2026-06-11 β 2026-06-15 Β· 3 obs
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
βNSns1.webhostingpad.com2015-07-31 β 2017-03-22 Β· 4 obs
β 2017-03-22 05:21:50
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
βNSns2.webhostingpad.com2015-07-31 β 2017-03-22 Β· 4 obs
β 2017-03-22 05:21:50
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
βMXknow.is2015-07-31 β 2017-03-22 Β· 4 obs
β 2017-03-22 05:21:50
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
βMXmail.know.is2026-06-11 β 2026-06-15 Β· 3 obs
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
βA13.125.190.2552026-06-11 β 2026-06-15 Β· 3 obs
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
βA69.65.33.492015-07-31 β 2017-03-22 Β· 4 obs
β 2017-03-22 05:21:50
β 2026-06-11 13:27:38
β 2026-06-15 07:06:10
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| is | d.nic.is, e.nic.is, a.nic.is, c.nic.is... | 10 records |
| know.is | ns-1369.awsdns-43.org, ns-604.awsdns-11.net, ns-445.awsdns-55.com, ns-1865.awsdns-41.co.uk | - |
β Authoritative Response
Server:205.251.199.73
NS records: ns-1369.awsdns-43.org, ns-604.awsdns-11.net, ns-445.awsdns-55.com, ns-1865.awsdns-41.co.uk
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for know.is (unsigned zone)
β±οΈ Timing
Total: 1469ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 13.125.190.255 |
| NS | 4 | ns-1369.awsdns-43.org, ns-1865.awsdns-41.co.uk... |
| MX | 1 | mail.know.is (pri: 10) |
| SOA | 1 | ns-604.awsdns-11.net awsdns-hostmaster.a |
π Glue Records Collected
Total: 10
In-bailiwick: 10 (f.nic.is, e.nic.is, d.nic.is...)
Analysis
Hierarchy
mail.know.is is delegated beneath know.is.
IP Addresses
know.is directs to one IP number, which is 13.125.190.255.
mail.know.is, for instance, is one of the other host names sharing IP numbers with know.is.
Name Servers
The domain know.is is delegated to these four name servers: ns-445.awsdns-55.com, ns-604.awsdns-11.net, ns-1369.awsdns-43.org and ns-1865.awsdns-41.co.uk.
There is at least partial name server overlap between know.is and other domains β shrirampowerplay.com, mndvjhg.com, fireflyeducation.au and two more among them.
All four hostnames β ns-445.awsdns-55.com, ns-604.awsdns-11.net, ns-1369.awsdns-43.org and ns-1865.awsdns-41.co.uk β resolve to two IP numbers apiece: ns-445.awsdns-55.com to 205.251.193.189 and 2600:9000:5301:bd00::1; ns-604.awsdns-11.net to 205.251.194.92 and 2600:9000:5302:5c00::1; ns-1369.awsdns-43.org to 205.251.197.89 and 2600:9000:5305:5900::1; ns-1865.awsdns-41.co.uk to 205.251.199.73 and 2600:9000:5307:4900::1.
Mail Servers
know.is routes its mail through a single mail server, mail.know.is.
mail.know.is directs to just one IP number, 13.125.190.255.