How is sun.com?

Looks fine risk 0/100

Registered 41 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 384 ms.

Why

02050100

finecarefulhigh risk

·Nothing in the checks added risk.

Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

The home page, rendered by how.is in a sandboxed browser. Nothing on it is clickable here.

Site

200

384 ms · ends at www.oracle.com

HTTPS

49 d

left on a DigiCert Inc certificate

Age

41 years

registered 1986-03-19

Blocklists

listings across 5 lists

Everything we looked at

DNS records4 record types

A	138.1.33.162
MX	10 mxb-00069f01.gslb.pphosted.com 10 mxa-00069f01.gslb.pphosted.com
NS	ns3.p201.dns.oraclecloud.net a13-65.akam.net a1-160.akam.net ns4.p201.dns.oraclecloud.net a11-66.akam.net ns2.p201.dns.oraclecloud.net ns1.p201.dns.oraclecloud.net a18-67.akam.net
TXT	v=spf1 ip4:141.146.126.64/27 ip4:156.151.31.64/27 -all

RegistrationMarkMonitor Inc.

registrar	MarkMonitor Inc.
registered	1986-03-19
expires	2027-03-20
last changed	2026-02-16
owner	Oracle Corporation
nameservers	a1-160.akam.net a11-66.akam.net a13-65.akam.net a18-67.akam.net ns1.p201.dns.oraclecloud.net ns2.p201.dns.oraclecloud.net ns3.p201.dns.oraclecloud.net ns4.p201.dns.oraclecloud.net
status	client delete prohibited client transfer prohibited client update prohibited server delete prohibited server transfer prohibited server update prohibited

registered 1986-03-19expires 2027-03-20

HTTPS certificate49 days left

valid	yes
issuer	DigiCert Inc
covers	oracle.com, oracleimg.com, oraclecloud.com, www.oraclecloud.com, opower.com, blog.opower.com, powerup.opower.com, support.opower.com, www.opower.com, conject.com, support.conject.com, www.conject.com
protocol	TLSv1.2

issued 2026-06-04expires 2026-12-19

DNSSECinsecure

Domain is not signed with DNSSEC

. → com → sun.com

Email authenticationgood

SPF	pass `v=spf1 ip4:141.146.126.64/27 ip4:156.151.31.64/27 -all`
DMARC	pass policy reject
DKIM	none of 1 common selectors

Whether mail claiming to be from this domain can be checked as genuine.

Security scoregrade B · 165/205

Basic Security

20/40missing: DNSSEC Enabled

Record Security

30/45missing: CAA Records, DKIM Presence

Advanced Security

20/25missing: IPv6 Support

Domain Reputation

50/50

Threat Detection

45/45missing: Domain Age Check

Blocklists0 listings · 5 lookups

SURBL MultidomainURIBL MultidomainSpamCop138.1.33.162Barracuda138.1.33.162UCEPROTECT Level 1138.1.33.162

Green: clean. Red: listed. Grey: the list did not answer.

Ask it yourself

Agents get this as data. Bought through the API, the checks behind this page cost $0.070: profile $0.025 + trust $0.020 + screenshot $0.020 + site status $0.005.

curl "https://how.is/v1/domain/trust?domain=sun.com" \ -H "Authorization: Bearer $HOWIS_KEY" # or pay per call in USDC (x402), no key: the 402 tells your agent the price curl -i "https://how.is/v1/domain/profile?domain=sun.com"

MCP: add https://how.is/mcp to Claude, Codex or Cursor (one-line install) and ask for domain_trust on sun.com. Reference: /llms.txt.

IPv6. Does sun.com work over IPv6? See the live check on aaaa.bot — website, mail and nameservers, graded A–F.

Watch sun.com. DNS read at the source every 5 minutes; certificate, blocklists and expiry every 6 hours. You get an email only when something changes.

Watch — $1 / 30 days