outlook-com.olc.protection.outlook.com | DNSViz

outlook-com.olc.protection.outlook.com

Updated: 2024-07-21 09:57:00 UTC (154 days ago) Go to most recent »

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 (15)

olc.protection.outlook.com/SOA
outlook-com.olc.protection.outlook.com/A
outlook-com.olc.protection.outlook.com/A
outlook-com.olc.protection.outlook.com/A
outlook-com.olc.protection.outlook.com/A
outlook-com.olc.protection.outlook.com/A
outlook-com.olc.protection.outlook.com/A
outlook-com.olc.protection.outlook.com/A
outlook-com.olc.protection.outlook.com/A
outlook-com.olc.protection.outlook.com/NS
outlook-com.olc.protection.outlook.com/SOA
outlook.com/SOA
outlook.com/SOA
outlook.com/SOA
outlook.com/SOA

Secure (2)

com/SOA
com/SOA

DNSKEY/DS/NSEC status

Secure (6)

./DNSKEY (alg 8, id 20038)
./DNSKEY (alg 8, id 20326)
NSEC3 proving non-existence of outlook.com/DS
com/DNSKEY (alg 13, id 19718)
com/DNSKEY (alg 13, id 59354)
com/DS (alg 13, id 19718)

Delegation status

Insecure (4)

com to outlook.com
olc.protection.outlook.com to outlook-com.olc.protection.outlook.com
outlook.com to protection.outlook.com
protection.outlook.com to olc.protection.outlook.com

Secure (1)

. to com

Notices

Errors (1)

protection.outlook.com to olc.protection.outlook.com: An SOA RR with owner name (olc.protection.outlook.com) not matching the zone name (protection.outlook.com) was returned with the NODATA response. See RFC 1034, Sec. 4.3.4, RFC 2308, Sec. 2.2. (104.47.2.8, 104.47.38.8, 104.47.40.8, 104.47.44.8, 104.47.124.8, UDP_-_EDNS0_4096_D_KN)

Warnings (3)

./DNSKEY: The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_512_D_KN)
com/DS (alg 13, id 19718): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
com/DS (alg 13, id 19718): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, 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