s-fl.ru

Observed Aug 11, 2026, 03:04 UTC (4d ago). Every field below was attested with an Ed25519 signature at scan time.

This reading of s-fl.ru was taken 4d ago

s-fl.ru is on the survey sweep, which works its way across the whole catalog rather than returning to one name on a schedule. Putting s-fl.ru under watch moves it to the fast lane, where DomainDrift re-checks it about every 5 minutes and signs each reading, so a change becomes a dated event within minutes instead of waiting for the sweep to come round.

Watch s-fl.ru Watching a domain needs a DRM3 account. The reading above stays free and public either way.
Guarded by a firewall
Secured byGlobalSign
Also usesNgenixGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
EVIDENCE OF WILDCARD DNSobserved 2026-08-13 23:08 UTC

DomainDrift asked this domain for a TXT record at a name nobody registers, and got an answer back. A domain that answers a name that was never created is answering names in general, and that is wildcard DNS.

Wildcard DNS clusters around domain parking, dynamic DNS and catch-all hosting. It is also a real attack surface: if every invented hostname resolves, then a hostname an attacker invents resolves too, which is the ground state for subdomain takeover and for phishing hosted under a name that looks legitimate.

This is evidence of wildcard behaviour, not a proven fact. It rests on one control name: a domain could legitimately serve a TXT record at exactly that name for an unrelated reason, and a wildcard that answers address records but not TXT records would not be caught here at all. What this reading is and is not.

INFRASTRUCTURE MAPwhat s-fl.ru actually stands on - every host below is a signed observation
s-fl.ru
A / AAAA
195.208.66.30
unattributedserves the site
NS
ns3-l2.nic.runs4-l2.nic.runs8-l2.nic.runs4-cloud.nic.ru+1 more
nic.ruanswers its DNS
MX
mx.yandex.net
yandex.netreceives its email
TLS
*.s-fl.ru
GlobalSign nv-saissued its certificate

DNS Records

A 1

  • 195.208.66.30

MX 1

  • 10mx.yandex.net

TXT 6

  • v=spf1 include:_spf.yandex.net -all
  • mailru-verification: 310d94b909a4b5a4
  • yandex-verification: 06184640410372f9
  • ngenix-verification=12b4b10bfe82dcee342b3b455ee65388
  • google-site-verification=DUtdY3pSBAAG6awYqeFZgetRYbcOX3MN0TL7yTi_XX8
  • google-site-verification=eebJ5FodjlWG2YQ11ENhNTG9jHiy61fLROrVPHvCe7w

NS 5

  • ns3-l2.nic.ru
  • ns4-l2.nic.ru
  • ns8-l2.nic.ru
  • ns4-cloud.nic.ru
  • ns8-cloud.nic.ru

SOA 1

  • ns3-l2.nic.ru dns.nic.ru

MCP_RECORDS 6

  • v=spf1 include:_spf.yandex.net -all
  • mailru-verification: 310d94b909a4b5a4
  • yandex-verification: 06184640410372f9
  • ngenix-verification=12b4b10bfe82dcee342b3b455ee65388
  • google-site-verification=DUtdY3pSBAAG6awYqeFZgetRYbcOX3MN0TL7yTi_XX8
  • google-site-verification=eebJ5FodjlWG2YQ11ENhNTG9jHiy61fLROrVPHvCe7w

DMARC_RECORDS 1

  • v=DMARC1; p=none; rua=mailto:postmaster@s-fl.ru

BIMI_RECORDS 6

  • v=spf1 include:_spf.yandex.net -all
  • mailru-verification: 310d94b909a4b5a4
  • yandex-verification: 06184640410372f9
  • ngenix-verification=12b4b10bfe82dcee342b3b455ee65388
  • google-site-verification=DUtdY3pSBAAG6awYqeFZgetRYbcOX3MN0TL7yTi_XX8
  • google-site-verification=eebJ5FodjlWG2YQ11ENhNTG9jHiy61fLROrVPHvCe7w

MTA_STS_RECORDS 6

  • v=spf1 include:_spf.yandex.net -all
  • mailru-verification: 310d94b909a4b5a4
  • yandex-verification: 06184640410372f9
  • ngenix-verification=12b4b10bfe82dcee342b3b455ee65388
  • google-site-verification=DUtdY3pSBAAG6awYqeFZgetRYbcOX3MN0TL7yTi_XX8
  • google-site-verification=eebJ5FodjlWG2YQ11ENhNTG9jHiy61fLROrVPHvCe7w

TLS Certificates (2)

Common NameIssuerExpires
*.s-fl.ru C=BE, O=GlobalSign nv-sa, CN=GlobalSign GCC R3 DV TLS CA 2020 Thu, 21 Jan 2027 17:43:58 +0000
GlobalSign GCC R3 DV TLS CA 2020 2.5.4.11=GlobalSign Root CA - R3, O=GlobalSign, CN=GlobalSign Sun, 18 Mar 2029 00:00:00 +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; the only network request the check makes is for the published public keys.

Verify this receipt

Ed25519 Receipt

Receipt ID
rcpt_efed5cdbc68fcb0c
Output Hash
352fff3f59ea5eb8614950978cf46cc4e91b01bc984770380d767f8dba8da3e8
Signature
ed25519:d67e330605a9a39e344554642a9335ba274c8ffd3242e72030a25e7b16937a907c635f6e1f4bead5b0dedc9c6dce2da102a4b9e9e401227378019d5a1e7f1a0a
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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CONTINUOUS INTERNET TELEMETRY24H DRIFT45,199 material changesacross 43,415 domains · 24h to ~65m ago · +1,117 vs yesterdayROTATION61 domains moved DNS from magpiedns.com to koaladns.com, 60 moved backa rotation loop, not a migration · 24hNOW497 curated domains not reachablelast probe, steadySITE ERRORS36,539 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 116,408 sites429 rate-limit / 403 bot-block, a posture signal