springerlink.com
Observed 2026-07-13T00:53:40.316Z (1d ago). Every field below was attested with an Ed25519 signature at scan time.
Not responding
Runs onCloudflare
tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat springerlink.com actually stands on - every host below is a signed observation
springerlink.com
A / AAAA
204.74.99.100
Cloudflareserves the site
NS
pdns1.ultradns.netpdns2.ultradns.netpdns6.ultradns.co.ukpdns5.ultradns.info+2 more
ultradns.net + ultradns.co.uk + moreanswers its DNS
HTTPS probe
server_error
Server error (5xx) 521 Server Error
HTTP status521
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time22 ms
DNS resolutionNOERROR
Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 1
204.74.99.100
TXT 2
_globalsign-domain-verification=OUw8M66JbHca6ZVnfIcLM5Xchdu26Wlvti1fqMmsOdv=spf1 mx ptr a:mpns02.metapress.com a:mpdns02.metapress.com a:ns.ebsco.com a:dns01.dnsebsco.com a:dns02.dnsebsco.com a:mpsmtp01.metapress.com a:mpsmtp1.metapress.com ip4:140.234.25.113 ip4:140.234.25.114 ip4:63.164.11.0/24 ip4:192.73.31.0/24 ~all
NS 6
pdns1.ultradns.netpdns2.ultradns.netpdns6.ultradns.co.ukpdns5.ultradns.infopdns3.ultradns.orgpdns4.ultradns.org
SOA 1
pdns1.ultradns.net dnsadmin.metapress.com
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
9ce973ef-44fa-4904-a18f-df43a0ceffc3- Output Hash
d40cd829d4bf6c4754f9b6a16f992b52e03a7b6413b212979909e4145e16aaf4- Signature
ed25519:288cabd257de2d5379e4db5e815a68afa2d67d00bc533febfe25522cad9bf8b6bb620332a7fc144a177b12a08eeff0567f53bd57ec7dd36088b7ef520651d202- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast