l3.net
Observed Jul 24, 2026, 01:25 UTC (5h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.
Not responding
Runs onLevel 3 Parent
Email byProofpoint
Registered withMarkMonitor Inc.
tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat l3.net actually stands on - every host below is a signed observation
l3.net
A / AAAA
4.68.80.110
Level 3 Parentserves the site
NS
ns1.Level3.netdnsmgr2.Level3.netns1.l3.netns2.l3.net+1 more
level3.net + l3.netanswers its DNS
MX
mx0a-007e5801.pphosted.commx0b-007e5801.pphosted.com
Proofpointreceives its email
DNS Records
A 1
4.68.80.110
MX 2
10mx0a-007e5801.pphosted.com10mx0b-007e5801.pphosted.com
TXT 6
27 APR 07 - 15:57:52_n3ikzaa90go9z6amlmj9oqyq7jxqkmzxqg4cqyzv6nwryvxz3fjc78g5vx6p1pdv=spf -all_o2r4neu68bzvanwdxnzdhdyvrrvix1mv=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
NS 5
ns1.Level3.netdnsmgr2.Level3.netns1.l3.netns2.l3.netns2.Level3.net
SOA 1
ns2.Level3.net dns.Level3.net
TLS Certificates (0)
None.
Subdomains (0)
None observed.
The proof
Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_72562a3232a1f47c- Output Hash
1be4de090a9e59354ee1eeec9e09ea7a4afe4faa436ec105e26abf4d873c1622- Signature
ed25519:88a96c9fae1ea826732cf54bdc202c54d3af1a538aab412cf9d81c1df404471d0dabd8a79d5ebb3ee09a896bc54346f8eef12461eafceb2a95706159e2e66f08- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast