rrdonnelley.com | DNSViz

rrdonnelley.com

Updated: 2022-01-20 21:54:51 UTC (1035 days ago) Update now

DNSSEC options (hide)

|?| RR types:
|?| DNSSEC algorithms:
|?| DS digest algorithms:
|?| Denial of existence:
|?| Redundant edges:
|?| Ignore RFC 8624:
|?| Ignore RFC 9276:
|?| Multi-signer:
|?| Trust anchors:
- Root zone KSK
|?| Additional trusted keys:

Notices

DNSSEC Authentication Chain

RRset status

Insecure (5)

rrdonnelley.com/A
rrdonnelley.com/MX
rrdonnelley.com/NS
rrdonnelley.com/SOA
rrdonnelley.com/TXT

Secure (2)

com/SOA
com/SOA

DNSKEY/DS/NSEC status

Secure (6)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 9799)
NSEC3 proving non-existence of rrdonnelley.com/DS
com/DNSKEY (alg 8, id 30909)
com/DNSKEY (alg 8, id 38535)
com/DS (alg 8, id 30909)

Delegation status

Insecure (1)

com to rrdonnelley.com

Secure (1)

. to com

Notices

Errors (3)

rrdonnelley.com zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (162.27.84.108)
rrdonnelley.com/A: The UDP connection was refused (ECONNREFUSED). See RFC 1035, Sec. 4.2. (162.27.84.108, UDP_-_EDNS0_4096_D_KN)
rrdonnelley.com/NS: The UDP connection was refused (ECONNREFUSED). See RFC 1035, Sec. 4.2. (162.27.84.108, UDP_-_EDNS0_4096_D_KN)

DNSKEY legend

Full legend

	SEP bit set
	Revoke bit set
	Trust anchor

See also

DNSSEC Debugger by Verisign Labs.

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DNSSEC authentication graph