level3.dk is a .dk domain served by 2 nameservers (ns1.Level3.net, ns2.Level3.net). It was registered on 3 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 155.70.118.10 is hosted by CenturyLink Communications, LLC (AS7359) in United States. Mail is handled by mxa-007e5801.gslb.pphosted.com, mxb-007e5801.gslb.pphosted.com. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.Level3.net | 209.244.0.1 | ns1.level3.net | AS3356 Level 3 Parent, LLC |
| ns2.Level3.net | 209.244.0.2 | ns2.level3.net | AS3356 Level 3 Parent, LLC |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 155.70.118.10 | 300s | lumen.com www.lumen.com |
AS7359 | CenturyLink Communications, LLC | 155.70.96.0/19 | 🇺🇸 United States | — |
| 155.70.66.10 | 300s | lumen.com www.lumen.com |
AS4015 | CenturyLink Communications, LLC | 155.70.64.0/20 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mxa-007e5801.gslb.pphosted.com | 205.220.178.108 | mx0b-007e5801.pphosted.com | AS22843 Proofpoint, Inc. |
| 10 | 300s | mxb-007e5801.gslb.pphosted.com | 205.220.166.108 | mx0a-007e5801.pphosted.com | AS26211 Proofpoint, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 4.68.81.199 |
| TXT Record |
|---|
| _ghe5oum2e6m5dzcsz1kkcnk8vs7tjnd |
| _tyfxrxaoob4ir2443cb5k1f1c25d4bd |
| ciscocidomainverification=10fb1f7c3de6f9414d8bdb800dd38070a1f0bea5d1ad574b8cdf26a42c3fbdb8 |
| dT7iStrb3a1ssC1ijqq9azDuvbYsToXGIznJ7waTczQtU+Cei8BPsj4A3JTPCfAOoN07HzBfxdvTLDf++YKXEQ== |
| kgywqwc5lk5w20mr656l2q342hbvn9kw |
| MS=ms47616180 |
| v=spf1 include:spf-007e5801.pphosted.com include:spf-007e5802.pphosted.com include:_spf.google.com ip4:155.70.32.52 ip4:155.70.50.76 ~all |
| Policy | Record (level3.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf-007e5801.pphosted.com include:spf-007e5802.pphosted.com include:_spf.google.com ip4:155.70.32.52 ip4:155.70.50.76 ~all |
| Policy | Record (_dmarc.level3.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
DNS lookups: 3/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026052002 |
| Primary NS (MNAME) | ns2.Level3.net |
| Responsible (RNAME) | dns@Level3.net |
| Refresh | 7200s |
| Retry | 600s |
| Expire | 2592000s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | MarkMonitor Inc. |
| Registered | 2004-02-03 |
| Expires | 2027-02-28 (133d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 11:36:53 | 19589ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-30 22:26:40 | 19298ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-20 19:41:15 | 32661ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-15 23:50:50 | 3404ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-08 21:33:41 | 1580ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-05 17:05:24 | 1976ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-01 03:20:44 | 1403ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-29 12:09:57 | 1482ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-28 00:01:11 | 1843ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-04 05:17:15 | 2724ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-28 00:03:47 | 1485ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-24 13:26:29 | 963ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 00:24:15 | 1061ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-19 22:22:56 shown | 2020ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-17 20:26:45 | 2547ms | 2 NS 2 A 2 MX | 🔓 Insecure |