13
records
IPv6 Addresses
TTL
10m
ibiblio.org. 600 IN AAAA 2606:F640:6000:321:0:BAD:CAFE:23
Name Servers
TTL
NS
—
20m
NS
—
20m
ibiblio.org. 1200 IN NS ns.unc.edu. ibiblio.org. 1200 IN NS ns2.unc.edu.
Mail Servers
TTL
20m
20m
20m
20m
20m
20m
20m
ibiblio.org. 1200 IN MX 10 aspmx.l.google.com. ibiblio.org. 1200 IN MX 20 alt2.aspmx.l.google.com. ibiblio.org. 1200 IN MX 20 alt1.aspmx.l.google.com. ibiblio.org. 1200 IN MX 30 aspmx5.googlemail.com. ibiblio.org. 1200 IN MX 30 aspmx4.googlemail.com. ibiblio.org. 1200 IN MX 30 aspmx3.googlemail.com. ibiblio.org. 1200 IN MX 30 aspmx2.googlemail.com.
SOA Details
TTL
20m
SOA
Responsible
host-reg.unc.edu
SOA
Serial
2019072754
SOA
Times
Refresh
3h
Retry
1h
Expire
28d
Minimum TTL
15m
ibiblio.org. 1200 IN SOA ib-hm.net.unc.edu. host-reg.unc.edu. 2019072754 10800 3600 2419200 900
Certificate Authority Authorization
TTL
No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.
DMARC
TTL
No DMARC TXT record was returned (expected at `_dmarc.<domain>` with `v=DMARC1`). Without DMARC you cannot publish receiver policy or standard aggregate failure reports (RUA).
DKIM
TTL
No DKIM TXT with `v=DKIM1` was returned for the selector names we probe automatically.
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | include |
|
||
| ~ Softfail | all |
—
|
|
20m
ibiblio.org. 1200 IN TXT "v=spf1 include:_spf.google.com ~all"
MTA-STS
TTL
This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).