CONTINUOUS INTERNET TELEMETRY24H DRIFTat least 23,722 material changesacross 23,285+ domains · 24h to ~10h ago · a floor, 14h of 24 walkedNOW564 curated domains not reachablelast probe, steadySITE ERRORS34,195 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,430 sites429 rate-limit / 403 bot-block, a posture signal

velsen.nl

Observed Aug 2, 2026, 13:00 UTC (3h 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.

Guarded by a firewall
Email byMicrosoft 365
Secured byLet's Encrypt
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat velsen.nl actually stands on - every host below is a signed observation
velsen.nl
A / AAAA
20.56.66.61
unattributedserves the site
NS
ns1.qsp.nlns2.qsp.nl
qsp.nlanswers its DNS
MX
velsen-nl.h-v1.mx.microsoft
Microsoft 365receives its email
TLS
velsen.nl
Let's Encryptissued its certificate

DNS Records

A 1

  • 20.56.66.61

MX 1

  • 0velsen-nl.h-v1.mx.microsoft

TXT 10

  • MS=7423436EC69118E66B7F777A3B8CC5AE494C9651
  • SSGJiDkUMdqpTNBP8m2fja6UKIwZMk/Pw0pREony6s8=
  • QuoVadis=48daea10-7ef6-490a-85c3-d5053de17c26
  • QuoVadis=89555832-a0b7-4653-8a0c-b400b4a36274
  • QuoVadis=a07c7e58-e4fe-44e9-8a26-658f1774721a
  • QuoVadis=d298e565-8ceb-432f-86d0-4d900423010b
  • v=NTA7516-1;startdate=2023-08;enddate=2030-08;provider=Zivver
  • protonmail-verification=e5bd1f0bb5f8311f630dabdbe8ba63ac541db112
  • DomainVerification=UXU7607PMPDH0ELKPLLXJPKHD8PLLU774OUTC0QC900RIXT0CFRC241MOB8ZWAFZ
  • v=spf1 include:_spf.services.centric.eu include:_spf.zivver.com include:spf.pinkprivate.cloud include:_spf.axxerion.com include:spf.protection.outlook.com ip4:34.252.27.239/32 ip4:85.10.138.164/32 ip4:34.249.196.78/32 ip4:34.251.157.56/32 ip4:35.157.154.159/32 ip4:35.157.187.101/32 ip4:78.108.130.88 ip4:213.206.251.36 ip4:212.61.137.180 ip4:168.128.66.102 ip4:168.128.66.86 ip4:168.128.10.123 ip4:168.128.10.10 ip4:168.128.66.6 ip4:168.128.10.34 ip4:213.34.83.65 ip4:80.246.186.181 ip4:217.114.107.191 ip4:82.215.18.0/28 ip4:82.215.18.96/28 ip4:46.182.222.130 ip4:46.182.222.133 ip4:46.182.222.142 ip4:91.192.38.98 ip4:185.136.64.128/27 ip4:185.136.65.128/27 ip4:77.245.87.160/27 ip4:80.246.181.64/27 ip4:217.149.70.32/27 ip4:82.201.72.32/27 ip4:95.85.18.134 ip4:198.211.118.187 ip4:198.211.119.188 ip4:198.211.122.161 ip4:198.211.123.64 ip4:193.163.108.129 ip4:176.74.246.79 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 ip4:89.250.189.21 ip4:37.17.212.82 ip6:2a00:1fb8:a13:1::25 ip6:2001:4cb8:59c:1::25 ip4:...[truncated]

NS 2

  • ns1.qsp.nl
  • ns2.qsp.nl

SOA 1

  • ns1.qsp.nl domain.qsp.nl

CAA 3

  • issue "kpn.com"
  • issue "letsencrypt.org"
  • issue "sectigo.com"

DMARC_RECORDS 1

  • v=DMARC1; p=reject; rua=mailto:dmarc@velsen.nl; ruf=mailto:dmarc@velsen.nl; fo=1

TLS Certificates (3)

Common NameIssuerExpires
velsen.nl C=US, O=Let's Encrypt, CN=YR1 Tue, 15 Sep 2026 00:21:04 +0000
YR1 C=US, O=ISRG, CN=Root YR Sat, 02 Sep 2028 23:59:59 +0000
Root YR C=US, O=Internet Security Research Group, CN=ISRG Root X1 Thu, 02 Sep 2032 23:59:59 +0000

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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for velsen.nl. It updates itself. It attests a signed observation - not that the site is safe.

DomainDrift signed-observation badge for velsen.nl <a href="https://domaindrift.io/t/velsen.nl"> <img src="https://domaindrift.io/badge/velsen.nl.svg" width="300" height="64" alt="DomainDrift signed observations for velsen.nl"> </a>

Ed25519 Receipt

Receipt ID
rcpt_de61f827fa4ef741
Output Hash
9cc13f8777dcc3cff8b8226a33837ab3ff57dfa6e70a2cb028471672e7338e7c
Signature
ed25519:44c0d49955a72206e071b56f9d4c4150bf5a26d071974f3f451fcb3dd97a3fc6e993daedf3d5143e74781c137e63c511e25b05cd1e0e54d9d34c33467d580700
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser