freyssinet.dk is a .dk domain served by 3 nameservers (ns-152-a.gandi.net, ns-2-b.gandi.net, ns-237-c.gandi.net). It was registered on 31 March 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 165.160.13.20 is hosted by Corporation Service Company (AS19574) in United States. Mail is handled by custmx.cscdns.net. The zone is of unknown DNSSEC status, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 165.160.13.20 | 14400s | — | AS19574 | Corporation Service Company | 165.160.12.0/22 | 🇺🇸 United States | — |
| 165.160.15.20 | 14400s | — | AS19574 | Corporation Service Company | 165.160.12.0/22 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 14400s | custmx.cscdns.net | 198.58.121.58 | 198-58-121-58.ip.linodeusercontent.com | AS63949 Akamai Connected Cloud |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 165.160.15.20 |
| 🔶 Autoconfig | 165.160.13.20 |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (freyssinet.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.freyssinet.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc.sfituk@sf-group.com; ruf=mailto:dmarc.sfituk@sf-group.com |
| www | 165.160.13.20 165.160.15.20 (AS19574) (address records, no CNAME) |
| www vs bare domain | Same network freyssinet.dk: 165.160.13.20 165.160.15.20 (AS19574) www.freyssinet.dk: 165.160.13.20 165.160.15.20 (AS19574) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'freyssinet.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 1785369600 |
| Primary NS (MNAME) | ns1.gandi.net |
| Responsible (RNAME) | hostmaster@gandi.net |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 10800s |
| Field | Value |
|---|---|
| Registrar | GANDI SAS |
| Registered | 2021-03-31 |
| Expires | 2027-03-31 (163d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 23:11:12 | 2394ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-08 11:34:11 | 829ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-01 06:40:11 | 704ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 06:36:37 | 1215ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-24 14:17:24 | 732ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-20 11:14:41 | 1505ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-11 03:46:26 | 1870ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-04 00:40:45 | 1643ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 00:02:43 | 1198ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-21 02:00:28 | 1977ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-13 17:04:17 | 4319ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-08 03:04:03 | 10251ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-03 06:41:15 shown | 1099ms | 3 NS 2 A 1 MX | ❓ Unknown |
| 2026-07-23 02:44:52 | 9518ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-17 03:15:17 | 9405ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-11 02:00:32 | 2797ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-03 11:12:40 | 2408ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-01 10:36:19 | 711ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-19 02:57:30 | 5379ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 10:10:25 | 4960ms | 3 NS 2 A 1 MX | 🔓 Insecure |